Inventor · disambiguated record
Keiichi Takano, Deceased
Also filed as: TAKANO KEIICHI
3 granted patents·70 citations·filing 1989–1999
72Inventor score
Top patents by PatentIndex Score
3 records- 0184US4994566APhthalocyanine crystal, process for manufacture thereof and its use for electrophotographic photosensitive materialNEC CORP·Filed 1989·Granted Feb 19, 1991·36 cites·5 claims
- 0278US5008173APhthalocyanine crystal, process for manufacture thereof and its use for electrophotographic photosensitive materialNEC CORP·Filed 1990·Granted Apr 16, 1991·33 cites·2 claims
- 0320US6373509B1Method and apparatus for indicating information on a chart recorderKOKUSAI CHART CORP·Filed 1999·Granted Apr 16, 2002·1 cites·26 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →