KH

Koyo Hasegawa

Canon: 2 patents #487 of 2,200Top 25%
Overall (1997): #32,890 of 185,788Top 20%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5668872 Information processing method and system Hideki Morishima, Kiyonobu Endo, Susumu Matsumura, Hiroaki Hoshi, Masakuni Yamamoto +2 more 1997-09-16
5661612 Magnetic head driving device and magnetooptical recording apparatus Makoto Hiramatsu, Kazuyoshi Ishii 1997-08-26