MY

Masato Yamamoto

PE Pentax: 4 patents #1 of 57Top 2%
SO Sony: 1 patents #128 of 577Top 25%
📍 Minneapolis, MN: #2 of 227 inventorsTop 1%
🗺 Minnesota: #11 of 2,022 inventorsTop 1%
Overall (1989): #2,481 of 140,708Top 2%
5
Patents 1989

Issued Patents 1989

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
4887114 Back-cover release device for a camera Masahiro Nakajima, Toshimasa Yamanaka 1989-12-12
D304838 Single-lens reflex camera body 1989-11-28
D304594 Camera lens 1989-11-14
4868688 Elongated strip storage apparatus and recorder tape duplicator system utilizing endless tape stored in storage apparatus Kazuo Nagaoka, Yoshiki Takao 1989-09-19
D303268 Camera lens 1989-09-05