Issued Patents All Time
Showing 26–50 of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6865310 | Multi-layer thin film optical waveguide switch | — | 2005-03-08 |
| 6743851 | Polyimide film | Akira Tanaka, Satoshi Tazaki, Yasuhiro Yoneda | 2004-06-01 |
| 6734248 | Pattern forming process using polyimide resin composition | Akira Tanaka, Satoshi Tazaki, Yasuhiro Yoneda | 2004-05-11 |
| 6504966 | Optical deflecting element, optical switch module, light signal switching device | Masayuki Kato, Akio Sugama, Koji Tsukamoto, Masatoshi Ishii, Yasuo Yamagishi +2 more | 2003-01-07 |
| 6403289 | Developer for photosensitive polyimide resin composition | Akira Tanaka, Kei Sakamoto, Yasuhiro Yoneda | 2002-06-11 |
| 6310135 | Polyimide resin composition | Akira Tanaka, Satoshi Tazaki, Yasuhiro Yoneda | 2001-10-30 |
| 6193905 | Immersion cooling coolant | Mitsutaka Yamada, Nobuo Kamehara, Koichi Niwa | 2001-02-27 |
| 6160081 | Photosensitive polyimide resin composition | Akira Tanaka, Kei Sakamoto, Kenichi Ito, Yasuhiro Yoneda, Yasuo Naganuma | 2000-12-12 |
| 6001488 | Composition of epoxy group-containing cycloolefin resin | Hideaki Kataoka, Eiko Yuda, Shigemitsu Kamiya, Masahide Yamamoto, Yoshikatsu Ishizuki +2 more | 1999-12-14 |
| 5895800 | Composition of epoxy group-containing cycloolefin resin | Hideaki Kataoka, Eiko Yuda, Shigemitsu Kamiya, Masahide Yamamoto, Yoshikatsu Ishizuki +2 more | 1999-04-20 |
| 5886136 | Pattern forming process | Akira Tanaka, Masami Koshiyama, Kei Sakamoto, Yasuhiro Yoneda, Daisuke Mizutani +1 more | 1999-03-23 |
| 5783639 | Composition of epoxy group-containing cycloolefin resin | Hideaki Kataoka, Eiko Yuda, Shigemitsu Kamiya, Masahide Yamamoto, Yoshikatsu Ishizuki +2 more | 1998-07-21 |
| 5777068 | Photosensitive polyimide resin composition | Akira Tanaka, Satoshi Tazaki, Kei Sakamoto, Yasuhiro Yoneda, Daisuke Mizutani +1 more | 1998-07-07 |
| 5593526 | Process for preparing a multi-layer wiring board | Hiroshi Kamezaki, Masato Wakamura, Nobuo Kamehara, Koichi Niwa | 1997-01-14 |
| 5534331 | Method of manufacturing a multi-layered ceramic circuit board containing layers of reduced dielectric constant | Shigenori Aoki, Hiroshi Kamezaki, Masaharu Hida | 1996-07-09 |
| 5478972 | Multilayer circuit board and a method for fabricating the same | Daisuke Mizutani | 1995-12-26 |
| 5458709 | Process for manufacturing multi-layer glass ceramic substrate | Hiroshi Kamezaki, Masato Wakamura, Nobuo Kamehara | 1995-10-17 |
| 5349499 | Immersion cooling coolant and electronic device using this coolant | Mitsutaka Yamada, Nobuo Kamehara, Koichi Niwa | 1994-09-20 |
| 5324370 | Method of manufacturing a multi-layered ceramic circuit board containing layers of reduced dielectric constant | Shigenori Aoki, Hiroshi Kamezaki, Masaharu Hida | 1994-06-28 |
| 5275889 | Multi-layer wiring board | Hiroshi Kamezaki, Masato Wakamura, Nobuo Kamehara, Koichi Niwa | 1994-01-04 |
| 5196384 | Method for preparing green sheets | Hiroshi Kamezaki, Masato Wakamura, Yoshihiko Imanaka, Nobuo Kamehara | 1993-03-23 |
| 5038571 | Production and use of coolant in cryogenic devices | Mitsutaka Yamada, Nobuo Kamehara, Koichi Niwa | 1991-08-13 |
| 4761325 | Multilayer ceramic circuit board | Kazuaki Kurihara, Nobuo Kamehara, Hiromitsu Yokoyama, Hiromi Ogawa, Yoshihiko Imanaka +1 more | 1988-08-02 |
| 4704658 | Evaporation cooling module for semiconductor devices | Yuichi Suzuki, Koichi Niwa | 1987-11-03 |
| 4642148 | Method for producing a multilayer ceramic circuit board | Kazuaki Kurihara, Nobuo Kamehara, Hiromitsu Yokoyama, Hiromi Ogawa, Yoshihiko Imanaka +1 more | 1987-02-10 |