Inventor · disambiguated record
Hisakazu Shimizu
Also filed as: SHIMIZU HISAKAZU
27 granted patents·431 citations·filing 1990–2006
97Inventor score
Top patents by PatentIndex Score
27 records- 0191USD435266SComputer printerSEKINE TETSUYA·Filed 1999·Granted Dec 19, 2000·50 cites·1 claims
- 0290USD433443SComputer printerCANON KK·Filed 1999·Granted Nov 7, 2000·37 cites·1 claims
- 0389USD333125SImage editing unit for digitally input dataCANON KK·Filed 1990·Granted Feb 9, 1993·34 cites·1 claims
- 0488USD400571SComputer printerCANON KK·Filed 1997·Granted Nov 3, 1998·33 cites·1 claims
- 0585USD401620SInk tank for printerCANON KK·Filed 1997·Granted Nov 24, 1998·29 cites·1 claims
- 0682USD364389SImage editing deviceCANON KK·Filed 1994·Granted Nov 21, 1995·22 cites·1 claims
- 0779USD401621SInk tank for printerCANON KK·Filed 1997·Granted Nov 24, 1998·22 cites·1 claims
- 0877USD448798SInk tank for computer printerCANON KK·Filed 2000·Granted Oct 2, 2001·22 cites·1 claims
- 0977USD362457SCopying machineCANON KK·Filed 1994·Granted Sep 19, 1995·18 cites·1 claims
- 1073USD419593SInk tank for printerCANON KK·Filed 1998·Granted Jan 25, 2000·17 cites·1 claims
- 1171USD362676SToner bottle for copying machineCANON KK·Filed 1994·Granted Sep 26, 1995·14 cites·1 claims
- 1270USD425932SInk tank for printerCANON KK·Filed 1997·Granted May 30, 2000·15 cites·1 claims
- 1366USD445126SComputer printerCANON KK·Filed 2000·Granted Jul 17, 2001·14 cites·1 claims
- 1466USD414509SCombined ink tank holder and printing head for printerCANON KK·Filed 1997·Granted Sep 28, 1999·13 cites·1 claims
- 1563USD413920SCombined ink tank holder and printing head for printerCANON KK·Filed 1997·Granted Sep 14, 1999·12 cites·1 claims
- 1662USD406163SInk tank for printerCANON KK·Filed 1997·Granted Feb 23, 1999·11 cites·1 claims
- 1761USD329452SVideo adapter for copying machineCANON KK·Filed 1990·Granted Sep 15, 1992·10 cites·1 claims
- 1859USD328093SCopying machineCANON KK·Filed 1990·Granted Jul 21, 1992·9 cites·1 claims
- 1956USD328094SCopying machineCANON KK·Filed 1990·Granted Jul 21, 1992·8 cites·1 claims
- 2055USD533886SDigital cameraCANON KK·Filed 2005·Granted Dec 19, 2006·9 cites·1 claims
- 2154USD412526SCombined ink cartridge and printer head for printerCANON KK·Filed 1997·Granted Aug 3, 1999·8 cites·1 claims
- 2254USD354306SSorter for copying machineCANON KK·Filed 1993·Granted Jan 10, 1995·7 cites·1 claims
- 2345USD434793SPlate for computer printerCANON KK·Filed 1999·Granted Dec 5, 2000·5 cites·1 claims
- 2445USD397293SStorage case for ink cartridgeCANON KK·Filed 1997·Granted Aug 25, 1998·5 cites·1 claims
- 2544USD373375SCopying machineCANON KK·Filed 1995·Granted Sep 3, 1996·5 cites·1 claims
- 2635USD557723SVideo camera with digital video disc playerCANON KK·Filed 2006·Granted Dec 18, 2007·2 cites·1 claims
- 2722USD366898SOriginal carrier for copying machineCANON KK·Filed 1994·Granted Feb 6, 1996·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →