Inventor · disambiguated record
Ihachiro Gofuku
Also filed as: GOFUKU IHACHIRO
34 granted patents·664 citations·filing 1987–2006
98Inventor score
Top patents by PatentIndex Score
34 records- 0193US4886962AMethod for driving a photo-sensor by applying a pulse voltage to an auxiliary electrode during a non-read timeCANON KK·Filed 1988·Granted Dec 12, 1989·86 cites·2 claims
- 0287US7301269B2Image display apparatus provided with an ion pump assembly arranged within an external containerCANON KK·Filed 2005·Granted Nov 27, 2007·10 cites·8 claims
- 0384US7511425B2Image display apparatus having ion pump and electron-emitting devices in communication via mesh or stripe shaped memberCANON KK·Filed 2005·Granted Mar 31, 2009·8 cites·6 claims
- 0484US6396207B1Image display apparatus and method for producing the sameCANON KK·Filed 1999·Granted May 28, 2002·35 cites·15 claims
- 0583US7635943B2Image display device having an ion pump with reduced leakageCANON KK·Filed 2005·Granted Dec 22, 2009·7 cites·3 claims
- 0683US7279846B2Image display apparatusTOSHIBA KK·Filed 2005·Granted Oct 9, 2007·7 cites·16 claims
- 0783US6489720B1Image-forming apparatus and fabrication method thereforCANON KK·Filed 1999·Granted Dec 3, 2002·37 cites·37 claims
- 0883US5985689AMethod of fabricating photoelectric conversion device having at least one step-back layerCANON KK·Filed 1998·Granted Nov 16, 1999·62 cites·18 claims
- 0982US6652343B2Method for gettering an image display apparatusCANON KK·Filed 2002·Granted Nov 25, 2003·15 cites·7 claims
- 1082US4931661APhotoelectric conversion device having a common semiconductor layer for a portion of the photoelectric conversion element and a portion of the transfer transistor sectionCANON KK·Filed 1989·Granted Jun 5, 1990·41 cites·18 claims
- 1180US7091662B2Image display device and method of manufacturing the sameCANON KK·Filed 2003·Granted Aug 15, 2006·12 cites·14 claims
- 1278US7446467B2Image display apparatus with particular ion pump locationCANON KK·Filed 2005·Granted Nov 4, 2008·4 cites·15 claims
- 1378US5306648AMethod of making photoelectric conversion deviceCANON KK·Filed 1992·Granted Apr 26, 1994·38 cites·4 claims
- 1476US6383050B1Process for forming non-evaporative getter and method of producing image forming apparatusCANON KK·Filed 2000·Granted May 7, 2002·14 cites·7 claims
- 1572US6127692APhotoelectric conversion apparatusCANON KK·Filed 1993·Granted Oct 3, 2000·32 cites·13 claims
- 1668US7439661B2Image display apparatus having ION pump including permanent magnetCANON KK·Filed 2005·Granted Oct 21, 2008·2 cites·4 claims
- 1768US5723877APhotoelectric conversion apparatusCANON KK·Filed 1995·Granted Mar 3, 1998·31 cites·22 claims
- 1866US5338690APhotoelectronic conversion deviceCANON KK·Filed 1992·Granted Aug 16, 1994·22 cites·15 claims
- 1966US4886977APhotoelectric converter provided with voltage dividing meansCANON KK·Filed 1987·Granted Dec 12, 1989·20 cites·33 claims
- 2061US5627088AMethod of making a device having a TFT and a capacitorCANON KK·Filed 1993·Granted May 6, 1997·18 cites·3 claims
- 2161US5453629APhotoelectric conversion device having at least one step-back layerCANON KK·Filed 1993·Granted Sep 26, 1995·21 cites·22 claims
- 2260US4845355APhotoconductive type sensor and its driving method and apparatusCANON KK·Filed 1988·Granted Jul 4, 1989·16 cites·3 claims
- 2358US5245201APhotoelectric converting device and image processing apparatus utilizing the sameCANON KK·Filed 1991·Granted Sep 14, 1993·20 cites·8 claims
- 2458US4916304AImage recording device having a conductive layer formed below a light receiving windowCANON KK·Filed 1988·Granted Apr 10, 1990·12 cites·5 claims
- 2557US7500897B2Method of manufacturing image display device by stacking an evaporating getter and a non-evaporating getter on an image display memberCANON KK·Filed 2006·Granted Mar 10, 2009·0 cites·16 claims
- 2656US5666217ALiquid crystal deviceCANON KK·Filed 1995·Granted Sep 9, 1997·19 cites·57 claims
- 2753US5831705ALiquid crystal deviceCANON KK·Filed 1997·Granted Nov 3, 1998·16 cites·6 claims
- 2846US5097304AImage reading device with voltage biasesCANON KK·Filed 1990·Granted Mar 17, 1992·12 cites·17 claims
- 2945US5767560APhotoelectric conversion device and method of driving the sameCANON KK·Filed 1994·Granted Jun 16, 1998·11 cites·16 claims
- 3045US5414275APhotoelectric converting device and image processing apparatus utilizing the sameCANON KK·Filed 1993·Granted May 9, 1995·10 cites·11 claims
- 3142US5973761AFerroelectic liquid crystal device having a low-resistivity layer below an alignment control layerCANON KK·Filed 1998·Granted Oct 26, 1999·10 cites·21 claims
- 3240US6190911B1Semiconductor device and fabrication method thereofCANON KK·Filed 1996·Granted Feb 20, 2001·8 cites·7 claims
- 3338US5128532AImage reading device having a conductive layer formed below a light receiving windowCANON KK·Filed 1991·Granted Jul 7, 1992·4 cites·3 claims
- 3435US5308996ATFT deviceCANON KK·Filed 1993·Granted May 3, 1994·4 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →