RO

Ryuji Okamura

Canon: 4 patents #158 of 2,200Top 8%
📍 Susono, JP: #7 of 81 inventorsTop 9%
Overall (1997): #6,049 of 185,788Top 4%
4
Patents 1997

Issued Patents 1997

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5656404 Light receiving member with an amorphous silicon photoconductive layer containing fluorine atoms in an amount of 1 to 95 atomic ppm Hiroaki Niino, Tetsuya Takei, Toshiyasu Shirasuna, Shigeru Shirai 1997-08-12
5637358 Microwave plasma chemical vapor deposition process using a microwave window and movable, dielectric sheet Hirokazu Otoshi, Keishi Saitoh, Koichi Matsuda 1997-06-10
5624776 Electrophotographic photosensitive member provided with a light receiving layer composed of a non-single crystal silicon material containing columnar structure regions and process for the production thereof Tetsuya Takei, Hirokazu Ohtoshi, Takehito Yoshino, Yasuyoshi Takai 1997-04-29
5597623 Process for using microwave plasma CVD Yasuyoshi Takai, Tetsuya Takei, Hirokazu Otoshi 1997-01-28