Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6818574 | Jointed body of glass-ceramic and aluminum nitride sintered compact and method for producing the same | — | 2004-11-16 |
| 5830570 | Aluminum nitride substrate and process for preparation thereof | Yoshihiro Ohkawa, Makoto Ikeda, Yoshiaki Itoh | 1998-11-03 |
| 5665473 | Package for mounting a semiconductor device | Tokio Okoshi, Yuka Kato, Hideki Okoshi, Masakatsu Maeda | 1997-09-09 |
| 5629559 | Package for semiconductor device | — | 1997-05-13 |
| 5376601 | Sintered product of aluminum nitride, a process for the preparation thereof, and a baking jig using the same | Yoshihiro Okawa | 1994-12-27 |
| 5314850 | Aluminum nitride sintered body and production thereof | — | 1994-05-24 |
| 5154863 | Aluminum nitride-based sintered body and process for the production thereof | — | 1992-10-13 |
| 5077245 | Aluminum nitride-based sintered body and process for the production thereof | — | 1991-12-31 |
| 4804823 | Ceramic heater | Norio Okuda, Noriyoshi Nakanishi, Masahiro Yamamoto, Shinsuke Takenishi, Hiroaki Sonoda +1 more | 1989-02-14 |