Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876703 | Apparatus for compressing and/or expanding time base | Kaoru Urata, Miaki Nakashio, Koichi Ono, Hitoshi Hirai | 1989-10-24 |
| 4857115 | Photovoltaic device | Kouji Minami, Kaneo Watanabe | 1989-08-15 |
| 4841328 | Electrostatic recording apparatus | Masaru Takeuchi, Takeo Fukatsu, Shoichi Nakano, Yukinori Kuwano, Koji Minami | 1989-06-20 |
| 4799968 | Photovoltaic device | Kaneo Watanabe, Koji Minami | 1989-01-24 |