Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7455936 | Electric cell | Haruchika Ishii, Norio Takami, Tomokazu Morita | 2008-11-25 |
| 7244528 | Aluminum negative electrode battery | Hidesato Saruwatari, Haruchika Ishii, Takahiro Hirai, Norio Takami | 2007-07-17 |
| 6790563 | Electric cell | Haruchika Ishii, Norio Takami, Tomokazu Morita | 2004-09-14 |
| 6110596 | Silicon nitride ceramic circuit substrate and semiconductor device using the same | Akihiro Horiguchi, Hiroyasu Sumino, Fumio Ueno | 2000-08-29 |
| 6107638 | Silicon nitride circuit substrate and semiconductor device containing same | Hiroyasu Sumino, Akihiro Horiguchi, Fumio Ueno | 2000-08-22 |
| 6086990 | High thermal conductivity silicon nitride circuit substrate and semiconductor device using the same | Hiroyasu Sumino, Akihiro Horiguchi, Fumio Ueno | 2000-07-11 |
| 6013356 | Circuit board with high strength and high reliability and process for preparing the same | Akihiro Horiguchi, Hiroyasu Sumino, Fumio Ueno | 2000-01-11 |
| 5641718 | Sintered aluminum nitride and circuit substrate using sintered aluminum nitride | Akihiro Horiguchi, Katsuyoshi Oh-Ishi, Hiroyasu Sumino, Fumio Ueno, Jun Monma +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, Kazuo Kimura, Katsuyoshi Oh-Ishi, Fumio Ueno +1 more | 1997-04-01 |
| 5500395 | Method for manufacturing an aluminum nitride sintered body | Fumio Ueno, Akihiro Horiguchi, Katsuyoshi Oh-Ishi | 1996-03-19 |
| 5409869 | Aluminum nitride sintered body, method for manufacturing the same, and ceramic circuit board | Fumio Ueno, Akihiro Horiguchi, Katsuyoshi Oh-Ishi | 1995-04-25 |
| 5286927 | Method of manufacturing circuit board and circuit board itself manufactured by said method | Fumio Ueno, Yoshiko Goto, Akihiro Horiguchi | 1994-02-15 |
| 5284537 | Method of manufacturing aluminum nitride structure with anisotropic properties | Akihiro Horiguchi, Yoshiko Goto, Fumio Ueno | 1994-02-08 |
| 5280850 | Method of manufacturing circuit board | Akihiro Horiguchi, Fumio Ueno, Hiroshi Komorita | 1994-01-25 |
| 5204080 | Method of manufacturing an aluminum nitride structure | Akihiro Horiguchi, Yoshiko Goto, Fumio Ueno | 1993-04-20 |
| 5184399 | Method of manufacturing circuit board | Fumio Ueno, Yoshiko Goto, Akihiro Horiguchi | 1993-02-09 |
| 5182540 | Electrical resistor element and method of manufacturing the same | Naoki Shuto, Fumio Ueno, Yoshiko Goto, Akihiro Horiguchi, Motomasa Imai | 1993-01-26 |
| 5176309 | Method of manufacturing circuit board | Akihiro Horiguchi, Fumio Ueno, Hiroshi Komorita, Mitsuyoshi Endo | 1993-01-05 |
| 5126293 | Light-shielding a delta n sintered body and method of manufacturing the same | Akihiro Horiguchi, Fumio Ueno, Yoshiko Goto, Naoki Shutoh | 1992-06-30 |
| 4847221 | AlN sintered body having high thermal conductivity and a method of fabricating the same | Akihiro Horiguchi, Fumio Ueno, Yoshiko Sato, Masaru Hayashi, Hiroshi Endo +2 more | 1989-07-11 |
| 4659611 | Circuit substrate having high thermal conductivity | Nobuo Iwase, Kazuo Anzai, Kazuo Shinozaki, Akihiko Tsuge, Kazutaka Saitoh +2 more | 1987-04-21 |