KO

Keishi Osawa

Canon: 2 patents #487 of 2,200Top 25%
Overall (1997): #33,378 of 185,788Top 20%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5677099 Method of developing electrostatic latent image using oscillating bias voltage Nobuyuki Ito, Hiroaki Tsuchiya 1997-10-14
5621505 Developing apparatus having rotatable developer supply member for developer carrying member Yoshiaki Kobayashi, Yoshito Mizoguchi 1997-04-15