Inventor · disambiguated record
Takayuki Aizawa
Also filed as: AIZAWA TAKAYUKI
21 granted patents·952 citations·filing 1986–2017
96Inventor score
Top patents by PatentIndex Score
21 records- 0196US5289451AOptical information recording/reproduction apparatus including means for detecting the type of recording mediumCANON KK·Filed 1992·Granted Feb 22, 1994·122 cites·23 claims
- 0292US6899417B1Ink cartridge for use in an ink jet recording apparatusSEIKO EPSON CORP·Filed 2000·Granted May 31, 2005·41 cites·28 claims
- 0387US7090344B2Ink cartridge for use in an ink jet recording apparatusSEIKO EPSON CORP·Filed 2005·Granted Aug 15, 2006·8 cites·9 claims
- 0486US5646993AInformation reproducing method and apparatus having protect function and recording medium used in apparatusCANON KK·Filed 1995·Granted Jul 8, 1997·49 cites·4 claims
- 0586US5128861AInventory control method and systemHITACHI LTD·Filed 1989·Granted Jul 7, 1992·300 cites·8 claims
- 0684US7583038B2Motor-driving circuit and recording apparatus including the sameCANON KK·Filed 2007·Granted Sep 1, 2009·6 cites·19 claims
- 0784USD440600SInk cartridge for printerSEIKO EPSON CORP·Filed 2000·Granted Apr 17, 2001·30 cites·1 claims
- 0875US4849956AInformation recording and reproducing apparatusCANON KK·Filed 1986·Granted Jul 18, 1989·20 cites·14 claims
- 0970US5497362ADrive interface for performing write/read of informationCANON KK·Filed 1994·Granted Mar 5, 1996·18 cites·11 claims
- 1070US5237496AInventory control method and systemHITACHI LTD·Filed 1992·Granted Aug 17, 1993·196 cites·6 claims
- 1166US5694330AError correction method including erasure correction, and apparatus thereforCANON KK·Filed 1994·Granted Dec 2, 1997·25 cites·8 claims
- 1264USD442221SInk cartridge for printerSEIKO EPSON CORP·Filed 2000·Granted May 15, 2001·13 cites·1 claims
- 1363US7271554B2Motor-driving circuit and recording apparatus including the sameCANON KK·Filed 2004·Granted Sep 18, 2007·7 cites·4 claims
- 1457US5179643AMethod of multi-dimensional analysis and display for a large volume of record information items and a system thereforHITACHI LTD·Filed 1989·Granted Jan 12, 1993·84 cites·9 claims
- 1556US5315600AError correction system including a plurality of processor elements which are capable of performing several kinds of processing for error correction in parallelCANON KK·Filed 1991·Granted May 24, 1994·17 cites·8 claims
- 1655US5293361AInformation processing method and apparatus therefor in which an erasing device is driven for a period longer than a necessary periodCANON KK·Filed 1992·Granted Mar 8, 1994·10 cites·5 claims
- 1752US8740362B2Ink tankCANON KK·Filed 2013·Granted Jun 3, 2014·0 cites·8 claims
- 1852US7382475B2Printer, information processing apparatus, and control method of interfaceCANON KK·Filed 2003·Granted Jun 3, 2008·3 cites·5 claims
- 1948US10071558B2System, control method therefor, printing apparatus, and control method thereforCANON KK·Filed 2017·Granted Sep 11, 2018·0 cites·18 claims
- 2042US7116432B2Power control for a printing unit with a maintenance functionCANON KK·Filed 2003·Granted Oct 3, 2006·0 cites·3 claims
- 2136US5093817AMethod and apparatus for recording information on an opto-magnetic recording medium by applying a modulated light beam while applying a magnetic field alternating with a constant periodCANON KK·Filed 1991·Granted Mar 3, 1992·3 cites·12 claims
Join the waitlist — get patent alerts
Get an alert when Takayuki Aizawa files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →