Inventor · disambiguated record
Keiji Shimizu
Also filed as: SHIMIZU KEIJI
29 granted patents·5 pending applications·667 citations·filing 1973–2009
97Inventor score
Files withOLYMPUS CORP10HAMAMATSU PHOTONICS KK4OLYMPUS OPTICAL CO4SANDEN CORP3MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2
Top patents by PatentIndex Score
34 records- 0196US4823016AScintillation detector for three-dimensionally measuring the gamma-ray absorption position and a positron CT apparatus utilizing the scintillation detectorHAMAMATSU PHOTONICS KK·Filed 1987·Granted Apr 18, 1989·76 cites·17 claims
- 0294US6025956AIncident-light fluorescence microscopeOLYMPUS OPTICAL CO·Filed 1996·Granted Feb 15, 2000·168 cites·27 claims
- 0392US6898004B2Microscope systemOLYMPUS OPTICAL CO·Filed 2002·Granted May 24, 2005·59 cites·4 claims
- 0487US7345815B2Illumination apparatus for microscopeOLYMPUS CORP·Filed 2005·Granted Mar 18, 2008·15 cites·25 claims
- 0585US7554727B2Illumination apparatus for microscopeOLYMPUS CORP·Filed 2008·Granted Jun 30, 2009·12 cites·4 claims
- 0682US5371624AReflected fluorescence microscopeOLYMPUS OPTICAL CO·Filed 1992·Granted Dec 6, 1994·64 cites·14 claims
- 0777USD496279SEnclosure for a containerTAOKA CHEMICAL COMPANY LTD·Filed 2002·Granted Sep 21, 2004·23 cites·1 claims
- 0875US6809861B2Optical apparatusOLYMPUS CORP·Filed 2000·Granted Oct 26, 2004·13 cites·1 claims
- 0973US6079464AStudless tire having lateral groovesSUMITOMO RUBBER IND·Filed 1998·Granted Jun 27, 2000·33 cites·4 claims
- 1069USD502194SStereomicroscopeOLYMPUS CORP·Filed 2003·Granted Feb 22, 2005·17 cites·1 claims
- 1167US7821705B2Zoom microscope including an image-acquisition optical path and an observation optical pathOLYMPUS CORP·Filed 2006·Granted Oct 26, 2010·4 cites·11 claims
- 1263US7649684B2Optical apparatusOLYMPUS CORP·Filed 2005·Granted Jan 19, 2010·2 cites·4 claims
- 1363US7589839B2Examination apparatus, fluoroscopy apparatus, examination method, and experimental methodOLYMPUS CORP·Filed 2005·Granted Sep 15, 2009·3 cites·28 claims
- 1463US7359117B2Illumination device for microscopeOLYMPUS CORP·Filed 2004·Granted Apr 15, 2008·8 cites·6 claims
- 1560USD626162SMicroscope bodyOLYMPUS CORP·Filed 2009·Granted Oct 26, 2010·10 cites·1 claims
- 1658USD537730SContainer for glueTAOKA CHEMICAL CO LTD·Filed 2005·Granted Mar 6, 2007·13 cites·1 claims
- 1753US5023894AData correcting device for use with computed tomography apparatusHAMAMATSU PHOTONICS KK·Filed 1990·Granted Jun 11, 1991·60 cites·5 claims
- 1851US5667812ATire vulcanizing moldSUMITOMO RUBBER IND·Filed 1996·Granted Sep 16, 1997·13 cites·4 claims
- 1951US2005284411A1Apparatus of repelling birds and animals and method of repelling birds and animalsYOSHIZAWA NOBUYASU·Filed 2005·Application pending·0 cites
- 2048USD537731SContainer for glue with standTAOKA CHEMICAL CO LTD·Filed 2005·Granted Mar 6, 2007·7 cites·1 claims
- 2147US6398519B1Swash plate compressor including a connection mechanism between a piston and an inside surface of a crank chamberSANDEN CORP·Filed 2000·Granted Jun 4, 2002·1 cites·2 claims
- 2244US2004085628A1Optical apparatusOLYMPUS OPTICAL CO·Filed 2003·Application pending·0 cites
- 2341US5003474AMethod and apparatus for performing address transformation of projection data for use in positron computed tomography systemHAMAMATSU PHOTONICS KK·Filed 1989·Granted Mar 26, 1991·5 cites·9 claims
- 2441US3940592AElectrically heated alignment padMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1973·Granted Feb 24, 1976·8 cites·11 claims
- 2541US2003164088A1Compressors and pistons for use in such compressorsFiled 2003·Application pending·0 cites
- 2640US5844805AAutomatic programming apparatus for numerically controlled roll grinderTOSHIBA MACHINE CO LTD·Filed 1996·Granted Dec 1, 1998·14 cites·10 claims
- 2740US4630772AInsulating plate for rail insulated jointMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1986·Granted Dec 23, 1986·13 cites·6 claims
- 2840US2004223213A1Microscopic observing apparatus and probe microscopeFiled 2004·Application pending·0 cites
- 2939US6903869B2Illumination system for microscopy and observation or measuring method using the sameOLYMPUS CORP·Filed 2002·Granted Jun 7, 2005·0 cites·15 claims
- 3038US6463842B2Piston-type compressors with reciprocating pistonsSANDEN CORP·Filed 2001·Granted Oct 15, 2002·0 cites·3 claims
- 3138US2001003258A1Reciprocating pistons of piston-type compressorFiled 2000·Application pending·0 cites
- 3237US5291021APositron computed tomography scannerHAMAMATSU PHOTONICS KK·Filed 1992·Granted Mar 1, 1994·23 cites·53 claims
- 3333US9134441B2Tomographic equipment, imaging system provided therewith, and imaging data acquisition methodMIZUTA TETSURO·Filed 2008·Granted Sep 15, 2015·0 cites·17 claims
- 3432US6336392B1Compressor which can be easily and efficiently assembled by facilitating adjustment of an axial clearance of a shaftSANDEN CORP·Filed 1999·Granted Jan 8, 2002·3 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →