Inventor · disambiguated record
Hideaki Kawakami
Also filed as: KAWAKAMI HIDEAKI
80 granted patents·3,083 citations·filing 1973–2014
99Inventor score
Top patents by PatentIndex Score
80 records- 0199US5619237AReplaceable ink tankCANON KK·Filed 1995·Granted Apr 8, 1997·264 cites·31 claims
- 0296US4942441AThin film semiconductor device and method of manufacturing the sameHITACHI LTD·Filed 1987·Granted Jul 17, 1990·144 cites·13 claims
- 0395US6045220ASheet supply apparatusCANON KK·Filed 1995·Granted Apr 4, 2000·65 cites·18 claims
- 0494US6361158B1Ink container for ink jet printing, holder for the container, carriage for the holder and ink jet printerCANON KK·Filed 1998·Granted Mar 26, 2002·61 cites·64 claims
- 0594US6336709B1Ink container for ink jet printer, holder for the container carriage for the holder and ink jet printerCANON KK·Filed 1998·Granted Jan 8, 2002·62 cites·21 claims
- 0694US4508429AMethod for driving liquid crystal element employing ferroelectric liquid crystalHITACHI LTD·Filed 1983·Granted Apr 2, 1985·88 cites·9 claims
- 0794US4317115ADriving device for matrix-type display panel using guest-host type phase transition liquid crystalHITACHI LTD·Filed 1979·Granted Feb 23, 1982·82 cites·5 claims
- 0894US3995942AMethod of driving a matrix type liquid crystal display deviceHITACHI LTD·Filed 1975·Granted Dec 7, 1976·68 cites·1 claims
- 0993US5620174ASheet conveying apparatusCANON KK·Filed 1996·Granted Apr 15, 1997·80 cites·18 claims
- 1093US3976362AMethod of driving liquid crystal matrix display deviceHITACHI LTD·Filed 1974·Granted Aug 24, 1976·52 cites·4 claims
- 1192US6168270B1Recording apparatus having a sheet conveying force adjustment systemCANON KK·Filed 1996·Granted Jan 2, 2001·81 cites·22 claims
- 1292US5572105AStepping motor control method including varying the number of split sections in one step drive period of a stepping motorCANON KK·Filed 1994·Granted Nov 5, 1996·71 cites·6 claims
- 1392US4699239ADriving control device of a crawler type tractorKOMATSU MFG CO LTD·Filed 1984·Granted Oct 13, 1987·80 cites·6 claims
- 1492US4583122AImaging display deviceHITACHI LTD·Filed 1983·Granted Apr 15, 1986·94 cites·7 claims
- 1591US4380008AMethod of driving a matrix type phase transition liquid crystal display device to obtain a holding effect and improved response time for the erasing operationHITACHI LTD·Filed 1979·Granted Apr 12, 1983·58 cites·6 claims
- 1691US4062626ALiquid crystal display deviceHITACHI LTD·Filed 1975·Granted Dec 13, 1977·53 cites·17 claims
- 1790US8895978B2Semiconductor deviceKOIKE JUNICHI·Filed 2011·Granted Nov 25, 2014·12 cites·11 claims
- 1890US5580042ASheet conveying apparatusCANON KK·Filed 1995·Granted Dec 3, 1996·107 cites·23 claims
- 1990US5437444ASheet supplying apparatusCANON KK·Filed 1993·Granted Aug 1, 1995·40 cites·21 claims
- 2089US8866140B2Thin-film transistorKOIKE JUNICHI·Filed 2013·Granted Oct 21, 2014·10 cites·7 claims
- 2189US8164701B2Liquid crystal display deviceKOIKE JUNICHI·Filed 2009·Granted Apr 24, 2012·12 cites·27 claims
- 2289US5992993ASheet supply apparatusCANON KK·Filed 1995·Granted Nov 30, 1999·43 cites·21 claims
- 2389US5841261ASystem for controlling stepping motor for dividing a single step of the motor into plural sections and applying voltages whose levels are determined in accordance with the sectionsCANON KK·Filed 1995·Granted Nov 24, 1998·64 cites·10 claims
- 2488US7642552B2Liquid crystal display device and manufacturing method thereforUNIV TOHOKU·Filed 2007·Granted Jan 5, 2010·10 cites·17 claims
- 2588US5847719ARecording apparatusCANON KK·Filed 1996·Granted Dec 8, 1998·62 cites·18 claims
- 2687US8089158B2Liquid crystal display device and manufacturing method thereforKOIKE JUNICHI·Filed 2009·Granted Jan 3, 2012·10 cites·16 claims
- 2786US7782413B2Liquid crystal display device and manufacturing method thereforUNIV TOHOKU·Filed 2007·Granted Aug 24, 2010·10 cites·11 claims
- 2886US5793399ASheet supplying apparatusCANON KK·Filed 1994·Granted Aug 11, 1998·55 cites·29 claims
- 2986US5480247ASheet supplying apparatusCANON KK·Filed 1995·Granted Jan 2, 1996·55 cites·30 claims
- 3086US3975726AMethod and device for driving in time division fashion field effect mode liquid crystal display device for numeric displayHITACHI LTD·Filed 1974·Granted Aug 17, 1976·31 cites·8 claims
- 3185US8084860B2Liquid crystal display device and manufacturing method thereforKOIKE JUNICHI·Filed 2009·Granted Dec 27, 2011·8 cites·13 claims
- 3285US7633164B2Liquid crystal display device and manufacturing method thereforUNIV TOHOKU·Filed 2007·Granted Dec 15, 2009·9 cites·11 claims
- 3385US6109725AWiping mechanism for ink jet recording head and recording apparatus using sameCANON KK·Filed 1996·Granted Aug 29, 2000·51 cites·44 claims
- 3485US5235449APolarizer with patterned diacetylene layer, method for producing the same, and liquid crystal display device including such polarizerHITACHI LTD·Filed 1991·Granted Aug 10, 1993·71 cites·19 claims
- 3584US6520625B1Carriage and recording apparatusCANON KK·Filed 2000·Granted Feb 18, 2003·26 cites·24 claims
- 3684US4532506AMatrix display and driving method thereforHITACHI LTD·Filed 1982·Granted Jul 30, 1985·46 cites·16 claims
- 3783US5672019ASheet supplying apparatusCANON KK·Filed 1996·Granted Sep 30, 1997·81 cites·15 claims
- 3882US6131899ASheet supplying apparatusCANON KK·Filed 1997·Granted Oct 17, 2000·30 cites·12 claims
- 3982US4736137AMatrix display deviceHITACHI LTD·Filed 1987·Granted Apr 5, 1988·46 cites·2 claims
- 4081US6168260B1Recording apparatusCANON KK·Filed 1998·Granted Jan 2, 2001·42 cites·18 claims
- 4181US5751301AInk jet recording apparatus having ink jet head moving structure for gap spacing and recoveryCANON KK·Filed 1996·Granted May 12, 1998·43 cites·34 claims
- 4280US5971525ARecording apparatus having a deelectrifying member for a recording headCANON KK·Filed 1997·Granted Oct 26, 1999·39 cites·35 claims
- 4378US6325479B1Ink jet recording apparatus, electronic apparatus using the same and change control method thereforCANON KK·Filed 1996·Granted Dec 4, 2001·38 cites·80 claims
- 4478US6095515ASheet supplying apparatus with separating means and guideCANON KK·Filed 1997·Granted Aug 1, 2000·25 cites·13 claims
- 4578US5886729ASheet supplying apparatus using a flexible elastic pawl member for separating sheets one by oneCANON KK·Filed 1997·Granted Mar 23, 1999·26 cites·37 claims
- 4678US5717445AImproved recovery mechanism and ink jet apparatus provided with such mechanismCANON KK·Filed 1995·Granted Feb 10, 1998·37 cites·13 claims
- 4778US4733370AInformation holding deviceHITACHI LTD·Filed 1987·Granted Mar 22, 1988·35 cites·10 claims
- 4877US5701811ADie protection apparatus for a hydraulic pressKOMATSU MFG CO LTD·Filed 1995·Granted Dec 30, 1997·20 cites·9 claims
- 4977US5537054AMethod for testing an on-off function of semiconductor devices which have an isolated terminalHITACHI LTD·Filed 1986·Granted Jul 16, 1996·36 cites·20 claims
- 5077US4400059ALiquid crystal display deviceHITACHI LTD·Filed 1981·Granted Aug 23, 1983·11 cites·6 claims
Showing the top 50 of 80 patent records by PatentIndex Score.
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