Inventor · disambiguated record
Toshihiko Nagumo
Also filed as: NAGUMO TOSHIHIKO
9 granted patents·1 pending application·31 citations·filing 2006–2018
83Inventor score
Top patents by PatentIndex Score
10 records- 0188US8591037B2Projector with a turbo fan rotatable about a vertical axisNAGUMO TOSHIHIKO·Filed 2011·Granted Nov 26, 2013·10 cites·7 claims
- 0275US10345690B2Optical apparatus and projectorSEIKO EPSON CORP·Filed 2017·Granted Jul 9, 2019·2 cites·10 claims
- 0374US8132924B2Light source device and projectorNISHI TOSHIZO·Filed 2010·Granted Mar 13, 2012·4 cites·12 claims
- 0473US8061844B2Optical device and projectorNAGUMO TOSHIHIKO·Filed 2009·Granted Nov 22, 2011·5 cites·7 claims
- 0562US9703184B2Dimmer and projectorSAKAI KENSHI·Filed 2012·Granted Jul 11, 2017·2 cites·16 claims
- 0652US9651851B2Light source device and projectorSEIKO EPSON CORP·Filed 2014·Granted May 16, 2017·0 cites·10 claims
- 0750USD591322SLamp for projectorSEIKO EPSON CORP·Filed 2007·Granted Apr 28, 2009·8 cites·1 claims
- 0850US2006170879A1Rear projectorSEIKO EPSON CORP·Filed 2006·Application pending·0 cites
- 0943US10466577B2ProjectorSEIKO EPSON CORP·Filed 2018·Granted Nov 5, 2019·0 cites·16 claims
- 1038US9897904B2Light source device, dust collecting member, and projectorSEIKO EPSON CORP·Filed 2015·Granted Feb 20, 2018·0 cites·22 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →