Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7092994 | System, method and apparatus for updating electronic mail recipient lists | Takeshi Nishio, Akio Ogasawara | 2006-08-15 |
| 5183533 | Method for etching chromium film formed on substrate | Michinari Tsutsumi, Atsushi Endo | 1993-02-02 |
| 5007984 | Method for etching chromium film formed on substrate | Michinari Tsutsumi, Atsushi Endo | 1991-04-16 |
| 4875434 | Apparatus for coating a substrate with a coating material | Taro Maejima, Michinari Tsutsumi, Tsuyoshi Tabuchi, Takeshi Terazono, Masaru Aoki | 1989-10-24 |