MO

Makoto Ookawara

Ricoh Company: 2 patents #5,693 of 9,818Top 60%
Overall (All Time): #2,306,897 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5102766 Toner for developing latent electrostatic images Toshiki Nanya, Kimitoshi Yamaguchi, Hiromitsu Kawase 1992-04-07
5085965 Negative toner for developing latent electrostatic images Toshiki Nanya, Kimitoshi Yamaguchi, Kazuo Tsubuko, Toshihiko Takahashi, Hiromitsu Kawase 1992-02-04