Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6219053 | Icon display and method which reflect the intuitive perspective of correlation between icons which have hierarchical relationships | Shoichi Tachibana, Kouji Ishibashi, Kenichi Shimazaki, Kazuaki Sasaki | 2001-04-17 |
| 6174614 | Sintered aluminum nitride body and metallized substrate prepared therefrom | Yasuhisa Yushio, Hirohiko Nakata, Masuhiro Natsuhara, Motoyuki Tanaka | 2001-01-16 |
| 6122170 | Power module board and power module using the board | Yoshiyuki Hirose, Mitsuru Shimazu, Hirohiko Nakata | 2000-09-19 |
| 5998043 | Member for semiconductor device using an aluminum nitride substrate material, and method of manufacturing the same | Hirohiko Nakata, Akira Sasame, Mitsunori Kobayashi | 1999-12-07 |
| 5955148 | Aluminium nitride ceramics and method for preparing the same | Kouhei Shimoda, Kazuya Kamitake, Hirohiko Nakata, Masuhiro Natsuhara, Harutoshi Ukegawa | 1999-09-21 |
| 5677052 | Aluminum nitride ceramics and method for preparing the same | Kouhei Shimoda, Kazuya Kamitake, Hirohiko Nakata, Masuhiro Natsuhara, Harutoshi Ukegawa | 1997-10-14 |