HO

Hazime Osada

OC Olympus Optical Co.: 4 patents #789 of 2,334Top 35%
📍 Fuchu, JP: #270 of 926 inventorsTop 30%
Overall (All Time): #1,306,569 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4577245 Operating lever device of magnetic recording tape transport apparatus Shigeru Nemoto, Goro Kitajima, Sinichi Saitou 1986-03-18
4525760 Operating lever device of a magnetic recording tape driving apparatus Shigeru Nemoto, Sinichi Saitou, Goro Kitajima 1985-06-25
4523247 Signal detection operating lever device of magnetic recording tape reproducing apparatus Shigeru Nemoto, Goro Kitajima, Sinichi Saitou 1985-06-11
4346415 Cassette tape recorder Hideo Tomabechi, Akira Osanai 1982-08-24