HI

Hideki Ishikawa

Ngk Spark Plug Co.: 15 patents #96 of 1,594Top 7%
SI Seiko Instruments: 5 patents #328 of 1,437Top 25%
SC Seiko Electronic Components: 4 patents #7 of 47Top 15%
SO Sony: 4 patents #8,966 of 25,231Top 40%
AI Aisin: 1 patents #310 of 1,000Top 35%
TC Toppan Printing Co.: 1 patents #691 of 1,467Top 50%
Samsung: 1 patents #49,284 of 75,807Top 70%
Overall (All Time): #128,781 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 26–29 of 29 patents

Patent #TitleCo-InventorsDate
5506075 Non-aqueous electrolyte secondary battery and method of producing the same Fumiharu Iwasaki, Kensuke Tahara, Seiji Yahagi, Akifumi Sakata, Tsugio Sakai 1996-04-09
5401599 Non-aqueous electrolyte secondary battery and method of producing the same Kensuke Tahara, Tsugio Sakai, Akifumi Sakata, Fumiharu Iwasaki, Seiji Yahagi 1995-03-28
5395711 Non-aqueous electrolyte secondary battery and its production method Kensuke Tahara, Fumiharu Iwasaki, Seiji Yahagi, Akifumi Sakata, Tsugio Sakai 1995-03-07
5286582 Monaqueous electrolyte secondary battery and process for producing positive active materials Kensuke Tahara, Tsugio Sakai 1994-02-15