JH

Junji Hamana

Canon: 7 patents #7,830 of 19,416Top 45%
📍 Chichibu, JP: #40 of 144 inventorsTop 30%
Overall (All Time): #867,042 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
8075838 Composite metal molding and method for manufacturing thereof Isamu Kawada, Naoaki Maruyama 2011-12-13
7833432 Composite metal molding and method for manufacturing thereof Isamu Kawada, Naoaki Maruyama 2010-11-16
5253135 Magnetic head having a tape sliding surface and projections formed on the tape sliding surface 1993-10-12
4894737 Magnetic head apparatus having projections extending from at least a front side thereof Shinichi Hara, Makoto Miyagi 1990-01-16
4413295 Magnetic head Hiroaki Kato, Akeo Sakai, Yoshio Kawakami, Atsushi Goto, Saichiro Amano 1983-11-01
4368496 Magnetic head Hiroaki Kato, Akeo Sakai, Yoshio Kawakami, Atsushi Goto, Saichiro Amano 1983-01-11