Inventor · disambiguated record
Hiroyuki Kataoka
Also filed as: KATAOKA HIROYUKI
72 granted patents·7 pending applications·1,295 citations·filing 1976–2025
99Inventor score
Top patents by PatentIndex Score
79 records- 0193US6706363B2Magnetic recording medium, its production method and magnetic storage device using the mediumHITACHI LTD·Filed 2001·Granted Mar 16, 2004·48 cites·10 claims
- 0293US5651867APlasma processing method and apparatusHITACHI LTD·Filed 1990·Granted Jul 29, 1997·91 cites·23 claims
- 0391US4950548AMagnetic recording medium and method of producing sameHITACHI LTD·Filed 1989·Granted Aug 21, 1990·42 cites·15 claims
- 0491US4735987AMethod for manufacture of high-expansion type absorbent polymerOSAKA YUKI KAGAKU KOGYO·Filed 1986·Granted Apr 5, 1988·79 cites·8 claims
- 0589US5113210ACamera with power zoom function and interchangeable lens with power zoom functionCANON KK·Filed 1991·Granted May 12, 1992·34 cites·41 claims
- 0689US4303948AImage transcribing systemFUJI XEROX CO LTD·Filed 1979·Granted Dec 1, 1981·45 cites·6 claims
- 0788US5759681AMagnetic recording medium and magnetic recording system using the sameHITACHI LTD·Filed 1996·Granted Jun 2, 1998·53 cites·25 claims
- 0888US4593324AImage data storing deviceFUJI XEROX CO LTD·Filed 1985·Granted Jun 3, 1986·99 cites·3 claims
- 0988US4465353AElectronic flash deviceCANON KK·Filed 1982·Granted Aug 14, 1984·22 cites·9 claims
- 1087US4615599AFlash photographing systemCANON KK·Filed 1985·Granted Oct 7, 1986·19 cites·8 claims
- 1186US4501481AFlash photographing systemCANON KK·Filed 1982·Granted Feb 26, 1985·15 cites·22 claims
- 1285US6403240B1Magnetic recording media and magnetic recording system using the sameHITACHI LTD·Filed 1997·Granted Jun 11, 2002·35 cites·9 claims
- 1385US4542378AMethod of processing documentsFUJI XEROX CO LTD·Filed 1982·Granted Sep 17, 1985·63 cites·5 claims
- 1485US4504969ARectangular pattern recognition apparatusFUJI XEROX CO LTD·Filed 1982·Granted Mar 12, 1985·38 cites·9 claims
- 1583US4610525AElectronic flash deviceCANON KK·Filed 1985·Granted Sep 9, 1986·19 cites·5 claims
- 1683US4459611AImage conversion systemFUJI XEROX CO LTD·Filed 1981·Granted Jul 10, 1984·36 cites·28 claims
- 1782US6596420B2Magnetic recording media and magnetic recording system using the sameHITACHI LTD·Filed 2002·Granted Jul 22, 2003·12 cites·5 claims
- 1881US4298895AVisual image noise eliminating systemFUJI XEROX CO LTD·Filed 1979·Granted Nov 3, 1981·26 cites·7 claims
- 1980US4422153AOblique projection original and oblique projection original forming apparatus and methodFUJI XEROX CO LTD·Filed 1980·Granted Dec 20, 1983·18 cites·3 claims
- 2078US9643428B2Thermal printerFUJITSU COMPONENT LTD·Filed 2016·Granted May 9, 2017·2 cites·8 claims
- 2177US4881013AFlash photographic apparatusCANON KK·Filed 1987·Granted Nov 14, 1989·19 cites·10 claims
- 2277US2025319708A1PrinterFCL COMPONENTS LTD·Filed 2025·Application pending·0 cites
- 2375US4717934ACamera systemCANON KK·Filed 1985·Granted Jan 5, 1988·14 cites·17 claims
- 2474US5351914AHydraulic control system for aircraftFUJI HEAVY IND LTD·Filed 1992·Granted Oct 4, 1994·49 cites·11 claims
- 2573US5839029ACharging deviceFUJI XEROX CO LTD·Filed 1997·Granted Nov 17, 1998·23 cites·6 claims
- 2673US4484807AFlash light with pre-emission controlCANON KK·Filed 1982·Granted Nov 27, 1984·11 cites·9 claims
- 2773US4434431AMultilevel image printing deviceFUJI XEROX CO LTD·Filed 1981·Granted Feb 28, 1984·21 cites·8 claims
- 2871US7261958B2Magnetic recording medium and magnetic recording system using the sameHITACHI GLOBAL STORAGE TECH·Filed 2002·Granted Aug 28, 2007·8 cites·7 claims
- 2971US4060695ASpeaker identification system using peak value envelop lines of vocal waveformsFUJI XEROX CO LTD·Filed 1976·Granted Nov 29, 1977·19 cites·3 claims
- 3070US4547057AFlash photographic apparatusCANON KK·Filed 1983·Granted Oct 15, 1985·9 cites·21 claims
- 3169US5146263ACamera provided with image-shake preventing functionCANON KK·Filed 1991·Granted Sep 8, 1992·12 cites·4 claims
- 3269US4806963AAperture decision system for flash photographingCANON KK·Filed 1988·Granted Feb 21, 1989·11 cites·14 claims
- 3369US4559644AImage processing apparatus and method for recognizing only desired patternsFUJI XEROX CO LTD·Filed 1983·Granted Dec 17, 1985·18 cites·6 claims
- 3467US4657367AElectronic flash apparatusCANON KK·Filed 1985·Granted Apr 14, 1987·10 cites·11 claims
- 3563US11958286B2PrinterFUJITSU COMPONENT LTD·Filed 2022·Granted Apr 16, 2024·0 cites·4 claims
- 3663US5825591AFrictionally sliding head magnet disk apparatusHITACHI LTD·Filed 1996·Granted Oct 20, 1998·16 cites·18 claims
- 3763US5231437ACamera with power zoom function and interchangeable lens with power zoom functionCANON KK·Filed 1992·Granted Jul 27, 1993·10 cites·14 claims
- 3860US4597660AHigh speed copying machineFUJI XEROX CO LTD·Filed 1982·Granted Jul 1, 1986·11 cites·7 claims
- 3960US2024389503A1Management system of information about work machineKAWASAKI MOTORS LTD·Filed 2023·Application pending·0 cites
- 4059US7056604B2Magnetic recording media and magnetic recording system using the sameHITACHI GLOBAL STORAGE TECH·Filed 2003·Granted Jun 6, 2006·11 cites·8 claims
- 4158US2023043508A1Adhesive agent, adhesive tape, electrical appliance, onboard member, and securing methodSEKISUI CHEMICAL CO LTD·Filed 2020·Application pending·0 cites
- 4257US4402589ACorrect exposure annunciating deviceCANON KK·Filed 1982·Granted Sep 6, 1983·5 cites·3 claims
- 4357US2024428149A1System and method for assisting in lawn managementKAWASAKI MOTORS LTD·Filed 2023·Application pending·0 cites
- 4456US5822658ACharging device having an electrically conductive elastic body layerFUJI XEROX CO LTD·Filed 1997·Granted Oct 13, 1998·15 cites·16 claims
- 4556US4440513ACharacter shaping deviceFUJI XEROX CO LTD·Filed 1982·Granted Apr 3, 1984·25 cites·8 claims
- 4655US4572644AComputer type electronic flash deviceCANON KK·Filed 1984·Granted Feb 25, 1986·5 cites·17 claims
- 4753US4486655ACharacter and picture reading deviceFUJI XEROX CO LTD·Filed 1982·Granted Dec 4, 1984·9 cites·6 claims
- 4852US5974666AProcess for preparing a charging deviceFUJI XEROX CO LTD·Filed 1998·Granted Nov 2, 1999·9 cites·7 claims
- 4952US4569580AFlash photographing systemCANON KK·Filed 1985·Granted Feb 11, 1986·4 cites·3 claims
- 5050US4808811ALight integrating circuit for use in a light measuring device which is accurate for both low and high light valuesCANON KK·Filed 1987·Granted Feb 28, 1989·6 cites·7 claims
Showing the top 50 of 79 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →