Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7670752 | Photosensitive resin composition, composition for solder resist, and photosensitive dry film | Makoto Hirakawa, Hiroshi Niizuma | 2010-03-02 |
| 5981679 | Organopolysiloxane | Akira Sumi, Kaoru Kimura, Hiroshi Suzuki, Takenao HATTORI | 1999-11-09 |
| 5679821 | Process for preparing organosilicon compound | Akira Sumi, Kaoru Kimura | 1997-10-21 |
| 5517371 | Track sector detection system for rotating disk data storage apparatus | — | 1996-05-14 |
| 5305156 | Digital data storage apparatus comprising circuit for reducing read errors | — | 1994-04-19 |
| 5123376 | Apparatus for manufacturing magnetic recording medium | Shiro Kaneko, Tadashi Yasunaga | 1992-06-23 |