KS

Kokichi Sugawara

SO Sony: 6 patents #6,793 of 25,231Top 30%
📍 Rifu, JP: #502 of 2,101 inventorsTop 25%
Overall (All Time): #885,093 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6069778 Method of printing on a casing for forming multiple printed layers to provide a protected decorative area and unprotected area on which writing can be formed Kenichi Kano 2000-05-30
5799008 Casing having multiple printed layers which provide a protected decorative area and unprotected area on which writing can be formed Kenichi Kano 1998-08-25
4698714 Flexible magnetic disc cassette Takayoshi Matsuzaka 1987-10-06
4524926 Cassette and cassette adapter for use therewith Tsuneo Nemoto 1985-06-25
4232840 Tape cassette 1980-11-11
4225100 Tape cassette 1980-09-30