NK

Nobuo Katagiri

Ricoh Company: 3 patents #4,826 of 9,818Top 50%
Overall (All Time): #1,632,893 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5900336 Negative electrode for lithium secondary battery and lithium secondary battery using the negative electrode Toshiyuki Kabata, Yoshiko Kurosawa, Toshiyuki Ohsawa, Okitoshi Kimura, Toshishige Fujii +4 more 1999-05-04
5885733 Non-aqueous secondary lithium battery Toshiyuki Ohsawa, Toshiyuki Kabata, Yoshiko Kurosawa, Okitoshi Kimura, Toshishige Fujii +1 more 1999-03-23
5437943 Positive electrode and secondary battery using the same Toshishige Fujii, Okitoshi Kimura, Toshiyuki Ohsawa, Toshiyuki Kabata 1995-08-01