KW

Kazumasa Watanable

KO Konica: 1 patents #1,290 of 1,958Top 70%
Overall (All Time): #3,870,440 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4994339 Electrophotographic photoreceptor using titanyl phthalocyanine Akira Kinoshita, Naohiro Hirose, Akihiko Itami, Kiyoshi Sawada 1991-02-19