Inventor · disambiguated record
Keiichi Tatsuta
Also filed as: TATSUTA KEIICHI
5 granted patents·1 pending application·45 citations·filing 1997–2017
80Inventor score
Technology areasG02B
Top patents by PatentIndex Score
6 records- 0168USD859492SLensALPS ALPINE CO LTD·Filed 2017·Granted Sep 10, 2019·12 cites·1 claims
- 0263USD863392SLensALPS ALPINE CO LTD·Filed 2017·Granted Oct 15, 2019·10 cites·1 claims
- 0359USD859493SLensALPS ALPINE CO LTD·Filed 2017·Granted Sep 10, 2019·8 cites·1 claims
- 0449USD858600SLensALPS ALPINE CO LTD·Filed 2017·Granted Sep 3, 2019·5 cites·1 claims
- 0540US2012027365A1Optical communication device and method of assembling the sameTATSUTA KEIICHI·Filed 2011·Application pending·0 cites
- 0639US6108359ALaser diode moduleALPS ELECTRIC CO LTD·Filed 1997·Granted Aug 22, 2000·10 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →