Inventor · disambiguated record
Yasuo Kojima
Also filed as: KOJIMA YASUO
28 granted patents·3 pending applications·506 citations·filing 1980–2024
97Inventor score
Files withKONISHIROKU PHOTO IND8HITACHI LTD7CANON KK5HITACHI GLOBAL STORAGE TECH3KOMATSU MFG CO LTD2
Top patents by PatentIndex Score
31 records- 0194US10338486B2Electrophotographic photosensitive member and electrophotographic apparatusCANON KK·Filed 2018·Granted Jul 2, 2019·11 cites·10 claims
- 0291US10642175B2Electrophotographic photosensitive member and method for producing electrophotographic photosensitive memberCANON KK·Filed 2018·Granted May 5, 2020·6 cites·8 claims
- 0391US6552877B2Magnetic-head supporting mechanismHITACHI LTD·Filed 2001·Granted Apr 22, 2003·21 cites·6 claims
- 0490US7101603B2Key top plateTEIKOKU TSUSHIN KOGYO KK·Filed 2005·Granted Sep 5, 2006·25 cites·14 claims
- 0589US5430591ANegative pressure flying head slider having siderails with narrow width portionHITACHI LTD·Filed 1993·Granted Jul 4, 1995·54 cites·33 claims
- 0688US6399915B1Method and apparatus for determining quality of welding at weld between working material piecesNISSAN MOTOR·Filed 2000·Granted Jun 4, 2002·47 cites·12 claims
- 0785US5238778AMethod of forming printing plates by heat transferKONISHIROKU PHOTO IND·Filed 1991·Granted Aug 24, 1993·53 cites·10 claims
- 0882US5437952ALithographic photosensitive printing plate comprising a photoconductor and a naphtho-quinone diazide sulfonic acid ester of a phenol resinKONISHIROKU PHOTO IND·Filed 1993·Granted Aug 1, 1995·26 cites·14 claims
- 0981US4376371AHydraulic circuit for a hydraulically driven vehicleKOMATSU MFG CO LTD·Filed 1980·Granted Mar 15, 1983·34 cites·3 claims
- 1080US7852595B2Magnetic disk unit and manufacturing method thereofHITACHI GLOBAL STORAGE TECH NL·Filed 2008·Granted Dec 14, 2010·4 cites·19 claims
- 1179US9129618B1Hard disk drive stepped load beamHGST Netherlands BV·Filed 2014·Granted Sep 8, 2015·4 cites·16 claims
- 1275US7450345B2Magnetic head supporting mechanism with two openings proximate to pivot of load beamHITACHI GLOBAL STORAGE TECH·Filed 2007·Granted Nov 11, 2008·1 cites·5 claims
- 1375US6621663B2Magnetic-head supporting mechanismHITACHI LTD·Filed 2002·Granted Sep 16, 2003·6 cites·10 claims
- 1475US5232817AThermal transfer image receiving material and method for preparing therefrom a proof for printingKONISHIROKU PHOTO IND·Filed 1991·Granted Aug 3, 1993·38 cites·7 claims
- 1572US5383073AMagnetic head supporting apparatus having a fulcrum point of load support offset from a slider center in an air upstream directionHITACHI LTD·Filed 1992·Granted Jan 17, 1995·23 cites·7 claims
- 1672US4324098AHydraulic circuit for a hydraulically driven vehicleKOMATSU MFG CO LTD·Filed 1980·Granted Apr 13, 1982·24 cites·2 claims
- 1771US4547456AHeat mode recording material and a recording method by the use thereofKONISHIROKU PHOTO IND·Filed 1983·Granted Oct 15, 1985·22 cites·20 claims
- 1870US6226153B1Magnetic-head supporting mechanismHITACHI LTD·Filed 1998·Granted May 1, 2001·13 cites·10 claims
- 1968US6958183B2Key top plate and a method for manufacturing the sameTEIKOKU TSUSHIN KOGYO KK·Filed 2002·Granted Oct 25, 2005·13 cites·9 claims
- 2068US4542088APhotopolymerizable compositions and image-forming materials using said compositionsKONISHIROKU PHOTO IND·Filed 1983·Granted Sep 17, 1985·18 cites·16 claims
- 2166US7885039B2Magnetic head supporting mechanism with regulating member which prevents over angulation of the slider supportHITACHI GLOBAL STORAGE TECH·Filed 2008·Granted Feb 8, 2011·0 cites·10 claims
- 2263US12510835B2Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatusCANON KK·Filed 2023·Granted Dec 30, 2025·0 cites·8 claims
- 2361US6180213B1Heat sensitive planographic printing plate, its manufacturing method and image forming method employing the sameKONISHIROKU PHOTO IND·Filed 1998·Granted Jan 30, 2001·16 cites·15 claims
- 2461US5550002AMethod of producing a printing plateKONISHIROKU PHOTO IND·Filed 1995·Granted Aug 27, 1996·21 cites·4 claims
- 2561US5380612AProcess for manufacturing planographic printing plateKONISHIROKU PHOTO IND·Filed 1993·Granted Jan 10, 1995·13 cites·12 claims
- 2658US7248439B2Magnetic head supporting mechanism utilizing elongated portions of a load beam to define an opening in the load beamHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Jul 24, 2007·0 cites·24 claims
- 2755US6954337B2Magnetic-head supporting mechanismHITACHI LTD·Filed 2003·Granted Oct 11, 2005·1 cites·3 claims
- 2855US5973880ANegative pressure flying head slider having improved side rails constructionHITACHI LTD·Filed 1997·Granted Oct 26, 1999·12 cites·21 claims
- 2955US2025138443A1Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatusCANON KK·Filed 2024·Application pending·0 cites
- 3047US2023350316A1Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatusCANON KK·Filed 2023·Application pending·0 cites
- 3136US2012222657A1Evaporative emission control device for internal combustion engineSANO TAKAYUKI·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →