Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5106711 | Electrophotographic sensitive member | Takao Kawamura, Naooki Miyamoto, Hitoshi Takemura, Satoru Watanabe | 1992-04-21 |
| 4908074 | Gallium arsenide on sapphire heterostructure | Takashi Hosoi | 1990-03-13 |
| 4906546 | Electrophotographic sensitive member | Takao Kawamura, Naooki Miyamoto, Hiroshi Ito, Hitoshi Takemura, Kazumasa Ohkawa | 1990-03-06 |
| 4882252 | Electrophotographic sensitive member with amorphous silicon carbide | Takao Kawamura, Naooki Miyamoto, Hiroshi Ito, Hitoshi Takemura, Kazumasa Ohkawa | 1989-11-21 |
| 4213030 | Silicon-semiconductor-type thermal head | Takao Kawamura | 1980-07-15 |