KH

Kensei Hayakawa

HI Hitachi: 1 patents #1,745 of 4,225Top 45%
Overall (2003): #181,502 of 273,478Top 70%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6631107 Method and apparatus for information recording medium Tamotsu Ito, Toshihiro Kato, Susumu Yoshida, Akira Okushi 2003-10-07