Issued Patents All Time
Showing 1–25 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6121630 | Superconducting thin film and a method for preparing the same | Hideo Itozaki, Saburo Tanaka, Shuji Yazu, Tetsuji Jodai | 2000-09-19 |
| 5981444 | Process for manufacturing a superconducting wire of compound oxide-type ceramics | Kazuo Sawada, Kazuhiko Hayasi, Sigeki Isojima, Susumu Yamamoto, Teruyuki Murai +6 more | 1999-11-09 |
| 5814583 | Superconducting thin film and a method for preparing the same | Hideo Itozaki, Saburo Tanaka, Shuji Yazu, Tetsuji Jodai | 1998-09-29 |
| 5478800 | Process for preparing a superconducting thin film | Hideo Itozaki, Kengo Okura | 1995-12-26 |
| 5476812 | Semiconductor heterojunction structure | Tsunenobu Kimoto, Tadashi Tomikawa | 1995-12-19 |
| 5447908 | Superconducting thin film and a method for preparing the same | Hideo Itozaki, Saburo Tanaka, Shuji Yazu, Tetsuji Jodai | 1995-09-05 |
| 5422500 | Ohmic contact electrodes for N-type semiconductor cubic boron nitride | Tadashi Tomikawa, Tunenobu Kimoto | 1995-06-06 |
| 5362710 | Process for preparing high Tc superconducting material | Tadakazu Kobayashi, Hideo Itozaki, Saburo Tanaka, Shuji Yazu, Tetsuji Jodai | 1994-11-08 |
| 5334579 | Process for preparing superconducting material | Hideo Itozaki, Saburo Tanaka, Shuji Yazu, Tetsuji Jodai | 1994-08-02 |
| 5316804 | Process for the synthesis of hard boron nitride | Tadashi Tomikawa, Shyoji Nakagama, Akira Nakayama | 1994-05-31 |
| 5306928 | Diamond semiconductor device having a non-doped diamond layer formed between a BN substrate and an active diamond layer | Tunenobu Kimoto, Tadashi Tomikawa | 1994-04-26 |
| 5298461 | Method of forming ohmic contact electrodes for n-type semiconductor cubic boron nitride | Tadashi Tomikawa, Tunenobu Kimoto | 1994-03-29 |
| 5286712 | High TC superconducting film | Tadakazu Kobayashi, Hideo Itozaki, Saburo Tanaka, Shuji Yazu, Tetsuji Jodai | 1994-02-15 |
| 5285109 | Ohmic contact electrodes for n-type semiconductor cubic boron nitride | Tadashi Tomikawa, Tunenobu Kimoto | 1994-02-08 |
| 5278139 | Compound oxide high temperature superconducting material and a method for preparing same | Hideo Itozaki, Saburo Tanaka, Shuji Yazu, Tetsuji Jodai | 1994-01-11 |
| 5252547 | Method of forming an inorganic protective layer on an oxide superconducting film | Hideo Itozaki, Saburo Tanaka, Shuji Yazu, Tetsuji Jodai | 1993-10-12 |
| 5250149 | Method of growing thin film | Tsunenobu Kimoto, Tadashi Tomikawa | 1993-10-05 |
| 5250510 | Superconducting material | Hideo Itozaki, Saburo Tanaka, Shuji Yazu, Tetsuji Jodai | 1993-10-05 |
| 5210431 | Ohmic connection electrodes for p-type semiconductor diamonds | Tunenobu Kimoto, Tadashi Tomikawa, Shoji Nakagama, Masayuki Ishii | 1993-05-11 |
| 5189011 | Superconducting material and method for preparing the same (Sr, .gamma.).sub.x (La, .delta.).sub.1-x .epsilon..sub.y Cu.sub.1-y O.sub.3-z | Hideo Itozaki, Saburo Tanaka, Shuji Yazu, Tetsuji Jodai | 1993-02-23 |
| 5175140 | High Tc superconducting material | Tadakazu Kobayashi, Hideo Itozaki, Saburo Tanaka, Shuji Yazu, Tetsuji Jodai | 1992-12-29 |
| 5169829 | Method for producing a superconducting circuit | Hideo Itozaki, Saburo Tanaka, Naoji Fujimori, Takahiro Imai, Keizo Harada +6 more | 1992-12-08 |
| 5144380 | Diamond semiconductor device with a non-doped diamond thin film between a diamond active layer and a substrate | Tunenobu Kimoto, Tadashi Tomikawa | 1992-09-01 |
| 5117267 | Semiconductor heterojunction structure | Tsunenobu Kimoto, Tadashi Tomikawa | 1992-05-26 |
| 5100866 | Process for producing compound oxide high temperature superconducting material Tl.sub.y Cu.sub.l-y O.sub.3-z where RE=Y or La | Hideo Itozaki, Saburo Tanaka, Shuji Yazu, Tetsuji Jodai | 1992-03-31 |