SS

Shigeru Shirai

Canon: 2 patents #487 of 2,200Top 25%
Overall (1997): #24,103 of 185,788Top 15%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 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, Ryuji Okamura, Toshiyasu Shirasuna 1997-08-12
5591492 Process for forming and etching a film to effect specific crystal growth from activated species Yutaka Hirai, Jinsho Matsuyama 1997-01-07