Inventor · disambiguated record
Frank Check
Also filed as: CHECK FRANK · CHECK FRANK T · CHECK FRANK T JR · CHECK JR FRANK T
49 granted patents·1,859 citations·filing 1973–2007
99Inventor score
Top patents by PatentIndex Score
49 records- 0199US3978457AMicrocomputerized electronic postage meter systemPITNEY BOWES INC·Filed 1974·Granted Aug 31, 1976·238 cites·11 claims
- 0298US4310720AComputer accessing systemPITNEY BOWES INC·Filed 1978·Granted Jan 12, 1982·237 cites·20 claims
- 0398US4097923ARemote postage meter charging system using an advanced microcomputerized postage meterPITNEY BOWES INC·Filed 1975·Granted Jun 27, 1978·204 cites·30 claims
- 0497US6758402B1Bioptical holographic laser scanning systemMETROLOGIC INSTR INC·Filed 2000·Granted Jul 6, 2004·131 cites·14 claims
- 0597US4629871AElectronic postage meter system settable by means of a remotely generated input devicePITNEY BOWES INC·Filed 1979·Granted Dec 16, 1986·96 cites·4 claims
- 0695US3938095AComputer responsive postage meterPITNEY BOWES INC·Filed 1973·Granted Feb 10, 1976·99 cites·4 claims
- 0794US4310754ACommunication means with transducer physically spaced from interior wall of secure housingPITNEY BOWES INC·Filed 1979·Granted Jan 12, 1982·57 cites·18 claims
- 0894US4271481AMicro computerized electronic postage meter systemPITNEY BOWES INC·Filed 1978·Granted Jun 2, 1981·60 cites·15 claims
- 0992US4306299APostage meter having means transferring data from a working memory to a non-volatile memory under low power conditionsPITNEY BOWES INC·Filed 1979·Granted Dec 15, 1981·52 cites·26 claims
- 1092US4180856AElectronic postage metering systemPITNEY BOWES INC·Filed 1978·Granted Dec 25, 1979·53 cites·17 claims
- 1192US4050374AMeter setting mechanismPITNEY BOWES INC·Filed 1976·Granted Sep 27, 1977·51 cites·10 claims
- 1290US4386272AApparatus and method for generating images by producing light spots of different sizesPITNEY BOWES INC·Filed 1982·Granted May 31, 1983·53 cites·7 claims
- 1390US4251874AElectronic postal meter systemPITNEY BOWES INC·Filed 1978·Granted Feb 17, 1981·37 cites·21 claims
- 1487US7407103B2Bioptical holographic laser scanning systemMETROLOGIC INSTR INC·Filed 2006·Granted Aug 5, 2008·16 cites·11 claims
- 1585US7395968B2Laser scanning based bar code symbol reading system for producing a 3-D scanning volume substantially free of spatially and temporally coincident laser scanning planesMETROLOGIC INSTR INC·Filed 2006·Granted Jul 8, 2008·10 cites·11 claims
- 1684US7534994B2Laser scanning system employing laser mode switching using a binary mode switching signalMETROLOGIC INSTR INC·Filed 2007·Granted May 19, 2009·10 cites·19 claims
- 1784US4340896AImpulse ink jet ink delivery apparatusPITNEY BOWES INC·Filed 1980·Granted Jul 20, 1982·30 cites·7 claims
- 1882US4809021AApparatus and method for generating images by producing light spots of different sizesPITNEY BOWES INC·Filed 1988·Granted Feb 28, 1989·39 cites·11 claims
- 1980US7152796B2Bar code symbol scanning system having multiple scanning stations for producing a 3-D scanning volume free of substantially and temporally coincident scanning planesMETROLOGIC INSTR INC·Filed 2005·Granted Dec 26, 2006·6 cites·11 claims
- 2080US4214157AApparatus and method for correcting imperfection in a polygon used for laser scanningPITNEY BOWES INC·Filed 1978·Granted Jul 22, 1980·24 cites·11 claims
- 2178US4675841AMicro computerized electronic postage meter systemPITNEY BOWES INC·Filed 1976·Granted Jun 23, 1987·24 cites·42 claims
- 2277US7051922B2Compact bioptical laser scanning systemMETROLOGIC INSTR INC·Filed 2001·Granted May 30, 2006·20 cites·31 claims
- 2375US6991167B2Bioptical laser scanning system providing 360° of omnidirectional bar code symbol scanning coverage at a point of sale (POS) stationMETROLOGIC INSTR INC·Filed 2003·Granted Jan 31, 2006·18 cites·7 claims
- 2475US4566106AElectronic postage meter having redundant memoryPITNEY BOWES INC·Filed 1985·Granted Jan 21, 1986·30 cites·8 claims
- 2575US4471441AElectronic postal meter systemPITNEY BOWES INC·Filed 1981·Granted Sep 11, 1984·21 cites·11 claims
- 2674US6530522B1Holographic laser scanning system having multiple laser scanning stations for producing a 3-D scanning volume substantially free of spatially and temporally coincident scanning planesMETROLOGIC INSTR INC·Filed 2000·Granted Mar 11, 2003·13 cites·10 claims
- 2774US4376981AElectronic postage metering systemPITNEY BOWES INC·Filed 1979·Granted Mar 15, 1983·19 cites·6 claims
- 2874US4310757AApparatus for correcting scanning speed in a polygon used for laser scanningPITNEY BOWES INC·Filed 1980·Granted Jan 12, 1982·29 cites·2 claims
- 2973US6581835B1Method of and system for scanning bar code symbols using a laser scanning pattern having multiple focal zones, wherein the minimum beam dimension/minimum bar width (mbd/mbw) ratio is greater than or equal to 2.0METROLOGIC INSTR INC·Filed 2000·Granted Jun 24, 2003·11 cites·6 claims
- 3071US6840449B2Laser scanning system having multiple laser scanning stations for producing a 3-D scanning volume substantially free of spatially and temporally coincident scanning planesMETROLOGIC INSTR INC·Filed 2002·Granted Jan 11, 2005·10 cites·11 claims
- 3170US6158659AHolographic laser scanning system having multiple laser scanning stations for producing a 3-D scanning volume substantially free of spatially and temporally coincident scanning planesMETROLOGIC INSTR INC·Filed 1997·Granted Dec 12, 2000·23 cites·10 claims
- 3268US6588663B1Multi-focal laser scanning bar code symbol reading system employing a scan data signal processor having a variable pass-band filter structure with frequency characteristics controlled by measuring the beam spot speed of the laser scanning beam producing the analog scan data signal being processed by said scan data signal processorMETROLOGIC INSTR INC·Filed 2000·Granted Jul 8, 2003·8 cites·20 claims
- 3367US6616040B1Analog scan data signal processor employing a time-domain substrate noise filter for non-linearly processing analog scan data signals and reducing substrate noise signal levels therein prior to first derivative signal generation and processing operations carried out within said analog scan data signal processorMETROLOGIC INSTR INC·Filed 2000·Granted Sep 9, 2003·10 cites·18 claims
- 3466US4239088AScale with weight-to-period transducerPITNEY BOWES INC·Filed 1979·Granted Dec 16, 1980·14 cites·9 claims
- 3564US6572018B1Method of and apparatus for processing analog scan data signals derived by scanning bar code symbols using a laser beam, wherein a real-time bar code element detector is used to control the detection of zero-crossings occurring in the second derivative of said analog scan data signalsMETROLOGIC INSTR INC·Filed 2000·Granted Jun 3, 2003·10 cites·20 claims
- 3661US7207492B2Laser scanning bar code symbol reader employing variable passband filter structures having frequency response characteristics controlled by time-measurement of laser-scanned bar code symbol elementsMETROLOGIC INSTR INC·Filed 2003·Granted Apr 24, 2007·4 cites·1 claims
- 3761US6499661B1Multi-focal laser scanning bar code symbol reading system employing a scan data signal processor having a variable pass-band filter structure with frequency characteristics controlled by detecting the focal distance of the laser scanning beam producing the analog scan data signal being processed by said data signal processorMETROLOGIC INSTR INC·Filed 2000·Granted Dec 31, 2002·4 cites·15 claims
- 3860US6540139B1Multi-focal laser scanning bar code symbol reading system employing a variable second derivative signal pass-band filter structure having frequency characteristics that are controlled in a real-time manner by detecting bar code elements in analog scan data signals produced by said systemMETROLOGIC INSTR INC·Filed 2000·Granted Apr 1, 2003·4 cites·21 claims
- 3960US4471440AElectronic postage meter having power magnetically coupled to the meter from the meter basePITNEY BOWES INC·Filed 1982·Granted Sep 11, 1984·14 cites·9 claims
- 4058US6686586B2Diffractive-based laser scanning system employing microcontroller programmed for mode-switching correction in response to binary mode switching signal generationMETROLOGIC INSTR INC·Filed 2001·Granted Feb 3, 2004·5 cites·31 claims
- 4158US6494377B1Method of and apparatus for processing analog scan data signals derived while scanning a bar code symbol using a laser beam, wherein the detected beam spot speed of said laser beam is used to dynamically switch into operation optimal pass-band filtering circuitsMETROLOGIC INSTR INC·Filed 2000·Granted Dec 17, 2002·6 cites·16 claims
- 4257US4916623AElectronic postage meter having redundant memoryPITNEY BOWES INC·Filed 1988·Granted Apr 10, 1990·14 cites·16 claims
- 4356US7227115B2Method of and system for detecting and correcting mode switching in diffractive-based laser scanning systemsMETROLOGIC INSTR INC·Filed 2003·Granted Jun 5, 2007·4 cites·30 claims
- 4456US4060720ADate printing device with electronic calendar clockPITNEY BOWES INC·Filed 1975·Granted Nov 29, 1977·10 cites·10 claims
- 4554US6481625B2Laser scanning bar code symbol reader employing variable pass-band filter structures having frequency response characteristics controlled by time-measurement of laser-scanned bar code symbolMETROLOGIC INSTR INC·Filed 1999·Granted Nov 19, 2002·11 cites·12 claims
- 4650US5109507AElectronic postage meter having redundant memoryPITNEY BOWES INC·Filed 1990·Granted Apr 28, 1992·10 cites·10 claims
- 4742US6422467B2Reading system a variable pass-bandMETROLOGIC INSTR INC·Filed 1999·Granted Jul 23, 2002·5 cites·7 claims
- 4835US6527186B1Scan data signal processor employing band-pass filter having frequency response characteristics controlled by the depth of focus of the laser scanning beamMETROLOGIC INSTR INC·Filed 1999·Granted Mar 4, 2003·3 cites·19 claims
- 4933US3990362AComputer-responsive supplemental printerPITNEY BOWES INC·Filed 1975·Granted Nov 9, 1976·2 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →