Inventor · disambiguated record
Keiji Otaka
Also filed as: OTAKA KEIJI
3 granted patents·2 pending applications·41 citations·filing 1983–2010
67Inventor score
Top patents by PatentIndex Score
5 records- 0175US6942345B2Projection type image display apparatus and image display systemCANON KK·Filed 2002·Granted Sep 13, 2005·12 cites·21 claims
- 0273US4659917AFocus detector having first and second non-overlapping sensor seriesCANON KK·Filed 1983·Granted Apr 21, 1987·29 cites·8 claims
- 0345US2008223927A1Entry and exit control apparatusOTAKA KEIJI·Filed 2008·Application pending·0 cites
- 0439US2008126920A1Method for creating FMEA sheet and device for automatically creating FMEA sheetOMRON TATEISI ELECTRONICS CO·Filed 2007·Application pending·0 cites
- 0531US8421803B2Information display system and information display method for quality control of component-mounted substrateKOJITANI KAZUTO·Filed 2010·Granted Apr 16, 2013·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →