Issued Patents 1997
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693193 | Process for recovering propylene oxide | Takashi Deguchi, Naoto Meki, Masaru Ishino, Tetsuya Suzuta | 1997-12-02 |
| 5668060 | Outer lead for a semiconductor IC package and a method of fabricating the same | Kazuhisa Sato | 1997-09-16 |
| 5641718 | Sintered aluminum nitride and circuit substrate using sintered aluminum nitride | Akihiro Horiguchi, Katsuyoshi Oh-Ishi, Mitsuo Kasori, Hiroyasu Sumino, Fumio Ueno +1 more | 1997-06-24 |
| 5616956 | Circuit substrate including insulating layer of aluminum nitride and electrically conductive layer of conductive component, aluminum nitride and other components, and semiconductor device containing same | Akihiro Horiguchi, Jun Monma, Katsuyoshi Oh-Ishi, Fumio Ueno, Mitsuo Kasori +1 more | 1997-04-01 |
| 5610761 | Telescope having mechanism for automatically returning optical system to a reference dioptric power | Kenji Ishibashi, Iwao Ishida, Kiyoshi Nishitani | 1997-03-11 |