Inventor · disambiguated record
Tetsuo Furukawa
Also filed as: FURUKAWA TETSUO
22 granted patents·2 pending applications·236 citations·filing 1991–2025
95Inventor score
Files withCANON KK17ASAHI SEIKO CO LTD3FURUKAWA TETSUO2KAKUTA HIDEKI1MATSUSHITA ELECTRIC INDUSTRIAL CO LTD1
Top patents by PatentIndex Score
24 records- 0196US9134695B2Image forming apparatus with movable cartridge pressing memberCANON KK·Filed 2013·Granted Sep 15, 2015·20 cites·17 claims
- 0284USD631088SProcess cartridgeCANON KK·Filed 2008·Granted Jan 18, 2011·29 cites·1 claims
- 0382USD631090SProcess cartridgeCANON KK·Filed 2008·Granted Jan 18, 2011·26 cites·1 claims
- 0481USD633137SProcess cartridgeCANON KK·Filed 2008·Granted Feb 22, 2011·25 cites·1 claims
- 0580USD631089SProcess cartridgeCANON KK·Filed 2008·Granted Jan 18, 2011·24 cites·1 claims
- 0679US8208838B2Developing device having light transmitting member for detecting amount of developerKAKUTA HIDEKI·Filed 2009·Granted Jun 26, 2012·4 cites·28 claims
- 0779USD631091SProcess cartridgeCANON KK·Filed 2008·Granted Jan 18, 2011·23 cites·1 claims
- 0875US8380105B2Developing device, process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 2012·Granted Feb 19, 2013·1 cites·24 claims
- 0972US2025264843A1Method of assembling image forming apparatus and image forming apparatusCANON KK·Filed 2025·Application pending·0 cites
- 1071US5931732AApparatus for dispensing disksASAHI SEIKO CO LTD·Filed 1997·Granted Aug 3, 1999·42 cites·31 claims
- 1170US10543999B2Sheet conveyance apparatus and image forming apparatusCANON KK·Filed 2018·Granted Jan 28, 2020·1 cites·11 claims
- 1268US9529318B2Image forming apparatus with cartridge supporting movable memberCANON KK·Filed 2014·Granted Dec 27, 2016·1 cites·39 claims
- 1365US10996614B2Part positioning mechanism and image forming apparatusCANON KK·Filed 2018·Granted May 4, 2021·1 cites·10 claims
- 1461US10067466B2Image forming apparatusCANON KK·Filed 2017·Granted Sep 4, 2018·0 cites·14 claims
- 1561US9529300B2Developing device, process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 2015·Granted Dec 27, 2016·0 cites·4 claims
- 1660US9158234B2Developing device for use with an electrophotographic image forming apparatus, process cartridge detachably mountable to a main assembly of an electrophotographic image forming apparatus, and an electrophotographic image forming apparatusCANON KK·Filed 2013·Granted Oct 13, 2015·0 cites·21 claims
- 1759US6059651AApparatus for lifting circular plate bodiesASAHI SEIKO CO LTD·Filed 1998·Granted May 9, 2000·22 cites·6 claims
- 1858US2014147167A1Image forming apparatusCANON KK·Filed 2013·Application pending·0 cites
- 1955US12393160B2Image forming apparatusCANON KK·Filed 2024·Granted Aug 19, 2025·0 cites·17 claims
- 2052US8218999B2Winding member, cartridge, and cartridge assembling methodFURUKAWA TETSUO·Filed 2011·Granted Jul 10, 2012·0 cites·15 claims
- 2148US8095033B2Winding member, cartridge, and cartridge assembling methodFURUKAWA TETSUO·Filed 2009·Granted Jan 10, 2012·0 cites·20 claims
- 2247US6086472AThrow-into-type coin discriminatorASAHI SEIKO CO LTD·Filed 1999·Granted Jul 11, 2000·13 cites·5 claims
- 2346US11543768B2Image forming apparatusCANON KK·Filed 2021·Granted Jan 3, 2023·0 cites·11 claims
- 2431US5216708ACalling signal controllerMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1991·Granted Jun 1, 1993·4 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →