Inventor · disambiguated record
Toshihiko Ohtsubo
Also filed as: OHTSUBO TOSHIHIKO
8 granted patents·164 citations·filing 1991–2000
88Inventor score
Files withCANON KK8
Top patents by PatentIndex Score
8 records- 0183US5189521AImage forming apparatus and method for correction image density non-uniformity by reading a test pattern recorded by the apparatusCANON KK·Filed 1991·Granted Feb 23, 1993·69 cites·31 claims
- 0266US6262758B1Image formation apparatus with clock circuit for driving recording chipsCANON KK·Filed 2000·Granted Jul 17, 2001·7 cites·7 claims
- 0365US6002420AImage recording apparatus using solid recording device arrayCANON KK·Filed 1997·Granted Dec 14, 1999·23 cites·21 claims
- 0457US6008833ALight-emitting device and image forming apparatus using the sameCANON KK·Filed 1996·Granted Dec 28, 1999·17 cites·10 claims
- 0556US6114818AMotor control apparatusCANON KK·Filed 1998·Granted Sep 5, 2000·17 cites·29 claims
- 0652US6069644ARecording head and image forming apparatus using the sameCANON KK·Filed 1997·Granted May 30, 2000·13 cites·20 claims
- 0751US6025858ARecording head and image forming apparatus using the sameCANON KK·Filed 1998·Granted Feb 15, 2000·14 cites·9 claims
- 0835US5303068AImage data processing apparatus for difference scanning methodsCANON KK·Filed 1993·Granted Apr 12, 1994·4 cites·25 claims
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