Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8936962 | Optical modulator and method for manufacturing same | Junichi Fujikata, Jun Ushida | 2015-01-20 |
| 7883911 | Method for fabricating photodiodes | Keishi Oohashi, Tsutomu Ishi, Junichi Fujikata, Kikuo Makita | 2011-02-08 |
| 7728366 | Photodiode and method for fabricating same | Keishi Oohashi, Tsutomu Ishi, Junichi Fujikata, Kikuo Makita | 2010-06-01 |
| 7518247 | Semiconductor device and its manufacturing method | Toshitsugu Sakamoto, Hisao Kawaura, Fumiyuki Nihey, Yukinori Ochiai, Hiroo Hongo | 2009-04-14 |
| 5877510 | Spin polarized electron semiconductor source and apparatus utilizing the same | Masashi Mizuta, Tsunehiko Omori, Yoshimasa Kurihara, Tsutomu Nakanishi | 1999-03-02 |
| 5705827 | Tunnel transistor and method of manufacturing same | Tetsuya Uemura | 1998-01-06 |
| 5686739 | Three terminal tunnel device | — | 1997-11-11 |
| 5589696 | Tunnel transistor comprising a semiconductor film between gate and source/drain | — | 1996-12-31 |
| 4903091 | Heterojunction transistor having bipolar characteristics | Masaki Ogawa, Keiichi Ohata | 1990-02-20 |
| 4839120 | Ceramic material extruding method and apparatus therefor | Hajime Matsushita, Yasuji Katsuragawa | 1989-06-13 |
| 4792832 | Superlattice semiconductor having high carrier density | Takashi Mizutani, Masaki Ogawa | 1988-12-20 |
| 4695857 | Superlattice semiconductor having high carrier density | Takashi Mizutani, Masaki Ogawa | 1987-09-22 |
| 4601957 | Method for producing a thin tin and nickel plated steel sheet for welded can material | Terunori Fujimoto, Yasuhiko Nakagawa, Hirokazu Moriyama, Akio Miyachi, Tsuneo Inui | 1986-07-22 |