Issued Patents All Time
Showing 51–56 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5408082 | IC card with hierarchical file structure | Nobuya Takagi, Yoshihiro Mutoh, Nobunari Murai, Takeshi Nakatomi | 1995-04-18 |
| 4961178 | Method of erasable recording and reading of information | Shunsuke Matsuda, Yasuhiro Hioki | 1990-10-02 |
| 4859496 | Method of producing an electrically-conductive transparent film | Yufuko Toyonaga, Suzushi Kimura, Osamu Tabata, Saburo Kimura | 1989-08-22 |
| 4538344 | Method of forming electrode/wiring layer | Katsuya Okumura | 1985-09-03 |
| 4502210 | Method for manufacturing semiconductor device | Katsuya Okumura, Toshinori Shinki, Takashi Sato | 1985-03-05 |
| 4468313 | Sputtering target | Katsuya Okumura | 1984-08-28 |