Inventor · disambiguated record
Eiichi Sakai
Also filed as: SAKAI EIICHI
31 granted patents·1 pending application·626 citations·filing 1980–2009
97Inventor score
Files withKONISHIROKU PHOTO IND12KONICA MINOLTA BUSINESS TECH4SHARP KK3HYODO KOJI2MITSUBISHI ELECTRIC CORP2
Top patents by PatentIndex Score
32 records- 0196US5102392AAir detector for use in infusion pumpSHARP KK·Filed 1990·Granted Apr 7, 1992·198 cites·9 claims
- 0281US4369780ABlocking condition detection device in a medical fluid injection systemSHARP KK·Filed 1980·Granted Jan 25, 1983·147 cites·7 claims
- 0380US5960802APen-type chemical applicatorTMC KAKEN KABUSHIKI KAISHA·Filed 1996·Granted Oct 5, 1999·47 cites·8 claims
- 0476US7692846B2Image display deviceKONICA MINOLTA BUSINESS TECH·Filed 2008·Granted Apr 6, 2010·4 cites·11 claims
- 0571US8262540B2Shift control device for work vehicleHIGAKI MASAMI·Filed 2006·Granted Sep 11, 2012·9 cites·18 claims
- 0671US5075189AElectrophotographic photoreceptor comprising an undercoat layer containing a polyamide copolymerKONISHIROKU PHOTO IND·Filed 1991·Granted Dec 24, 1991·20 cites·11 claims
- 0770US4931372APolycarbonate-containing photoreceptors containing a hindered phenol compoundKONISHIROKU PHOTO IND·Filed 1988·Granted Jun 5, 1990·16 cites·21 claims
- 0867US7839562B2White particles for image display deviceKONICA MINOLTA BUSINESS TECH·Filed 2008·Granted Nov 23, 2010·2 cites·13 claims
- 0967US4868078AImaging member having an amorphous silicon surface layerKONISHIROKU PHOTO IND·Filed 1987·Granted Sep 19, 1989·14 cites·24 claims
- 1066US5800956AElectrophotographic photoreceptor with specific interlayerKONISHIROKU PHOTO IND·Filed 1997·Granted Sep 1, 1998·18 cites·7 claims
- 1165US8380408B2Speed change control system for industrial vehicleHITACHI CONSTRUCTION MACHINERY·Filed 2007·Granted Feb 19, 2013·6 cites·15 claims
- 1263US5574543AImage forming apparatusKONISHIROKU PHOTO IND·Filed 1994·Granted Nov 12, 1996·14 cites·8 claims
- 1360US4563179ABlocking condition detection device in a fluid injection systemSHARP KK·Filed 1983·Granted Jan 7, 1986·66 cites·8 claims
- 1458US8423247B2Speed change control system for industrial vehicleHYODO KOJI·Filed 2007·Granted Apr 16, 2013·2 cites·8 claims
- 1554US8554423B2Automatic transmission device for wheel loader and wheel loaderTANAKA TETSUJI·Filed 2006·Granted Oct 8, 2013·3 cites·10 claims
- 1654US8290670B2Clutch control device and clutch control methodTANAKA TETSUJI·Filed 2006·Granted Oct 16, 2012·2 cites·10 claims
- 1751US4677044AMulti-layered electrophotographic photosensitive member having amorphous siliconKONISHIROKU PHOTO IND·Filed 1985·Granted Jun 30, 1987·8 cites·8 claims
- 1850US6889805B2Clutch hydraulic mechanismTCM CORP·Filed 2002·Granted May 10, 2005·2 cites·1 claims
- 1950US5798878AShape control apparatus for reflecting mirrorsMITSUBISHI ELECTRIC CORP·Filed 1996·Granted Aug 25, 1998·17 cites·8 claims
- 2049US7103385B2Mobile satellite communication systemMITSUBISHI ELECTRIC CORP·Filed 2003·Granted Sep 5, 2006·2 cites·5 claims
- 2149US5349426AToner guide roller for image-forming process and apparatus applied therewithKONISHIROKU PHOTO IND·Filed 1993·Granted Sep 20, 1994·8 cites·19 claims
- 2247US8236468B2Organic photoreceptor, image forming apparatus, and process cartridgeSAKAI EIICHI·Filed 2009·Granted Aug 7, 2012·0 cites·5 claims
- 2347US7813031B2Image display deviceKONICA MINOLTA BUSINESS ECHNOL·Filed 2008·Granted Oct 12, 2010·0 cites·7 claims
- 2445US8194032B2Image display medium, preparation method thereofTAKENOUCHI SHIGEKI·Filed 2009·Granted Jun 5, 2012·0 cites·13 claims
- 2545US8029955B2Electrophotographic photoreceptor and image forming methodKONICA MINOLTA BUSINESS TECH·Filed 2009·Granted Oct 4, 2011·0 cites·9 claims
- 2645US4859554AMultilayer photoreceptorKONISHIROKU PHOTO IND·Filed 1988·Granted Aug 22, 1989·6 cites·32 claims
- 2743US4668599APhotoreceptor comprising amorphous layer doped with atoms and/or ions of a metalKONISHIROKU PHOTO IND·Filed 1986·Granted May 26, 1987·7 cites·9 claims
- 2842US8137238B2Gearshift controller for industrial vehicleHYODO KOJI·Filed 2007·Granted Mar 20, 2012·0 cites·6 claims
- 2940US2009123854A1Image forming methodKONICA MINOLTA BUSINESS TECH·Filed 2008·Application pending·0 cites
- 3038US5716745AElectrophotographic photoreceptorKONISHIROKU PHOTO IND·Filed 1996·Granted Feb 10, 1998·5 cites·14 claims
- 3134US5846679AElectrophotographic photoreceptorKONISHIROKU PHOTO IND·Filed 1996·Granted Dec 8, 1998·3 cites·8 claims
- 3229US5863687AElectrophotographic photoreceptorKONISHIROKU PHOTO IND·Filed 1996·Granted Jan 26, 1999·0 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →