Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6080378 | Diamond films and methods for manufacturing diamond films | Yoshihiro Yokota, Takeshi Tachibana, Koji Kobashi | 2000-06-27 |
| 5888846 | Method for microfabricating diamond | Koji Kobashi, Kohei Suzuki, Toshihisa Nozawa | 1999-03-30 |
| 5814149 | Methods for manufacturing monocrystalline diamond films | Yoshihiro Shintani, Takeshi Tachibana, Kozo Nishimura, Yoshihiro Yokota, Koji Kobashi | 1998-09-29 |
| 5755879 | Methods for manufacturing substrates to form monocrystalline diamond films by chemical vapor deposition | Yoshihiro Shintani, Takeshi Tachibana, Kozo Nishimura, Yoshihiro Yokota, Koji Kobashi | 1998-05-26 |
| 5757344 | Cold cathode emitter element | Kozo Nishimura, Koji Kobashi | 1998-05-26 |
| 5612548 | Diamond light-emitting element | Kimitsugu Saito | 1997-03-18 |
| 5523160 | Highly-oriented diamond film | Koji Kobashi, Kozo Nishimura, Takeshi Tachibana, Brian R. Stoner | 1996-06-04 |
| 5512873 | Highly-oriented diamond film thermistor | Kimitsugu Saito, John P. Bade, Jr., Brian R. Stoner, Jesko von Windheim, Scott R. Sahaida | 1996-04-30 |
| 5493131 | Diamond rectifying element | Kimitsugu Saito, David L. Dreifus | 1996-02-20 |
| 5491348 | Highly-oriented diamond film field-effect transistor | Hisasi Koyamao, Kimitsugu Saito, David L. Dreifus, Brian R. Stoner | 1996-02-13 |
| 5442199 | Diamond hetero-junction rectifying element | Kimitsugu Saito, Kalyankumar Das | 1995-08-15 |
| 5427054 | Method of making a diamond film | Kimitsugu Saito | 1995-06-27 |
| 5373172 | Semiconducting diamond light-emitting element | Koji Kobashi, Kazuo Kumagai, Shigeaki Miyauchi, Yuichi Matsui | 1994-12-13 |
| 5371383 | Highly oriented diamond film field-effect transistor | Kimitsugu Saito, David L. Dreifus, Brian R. Stoner | 1994-12-06 |
| 5353737 | Method for forming boron-doped semiconducting diamond films | Hisashi Koyama, Koji Kobashi | 1994-10-11 |
| 5352908 | Diamond Schottky diode with oxygen | Koji Kobashi, Kozo Nishimura | 1994-10-04 |
| 5309000 | Diamond films with heat-resisting ohmic electrodes | Kimitsugu Saito, Koji Kobashi, Kozo Nishimura | 1994-05-03 |
| 5304461 | Process for the selective deposition of thin diamond film by gas phase synthesis | Takayoshi INOUE, Hiroyuki Tachibana, Akimitsu Nakaue, Kazuo Kumagai, Koji Kobashi | 1994-04-19 |
| 5173761 | Semiconducting polycrystalline diamond electronic devices employing an insulating diamond layer | David L. Dreifus, Kumar Das, Koji Kobashi | 1992-12-22 |
| 5160405 | Method of etching diamond thin films | Shigeaki Miyauchi, Kazuo Kumagai, Koji Kobashi | 1992-11-03 |
| 5107315 | MIS type diamond field-effect transistor with a diamond insulator undercoat | Kazuo Kumagai, Shigeaki Miyauchi, Yuichi Matsui, Koji Kobashi | 1992-04-21 |
| 5086014 | Schottky diode manufacturing process employing the synthesis of a polycrystalline diamond thin film | Kazuo Kumagai, Koji Kobashi, Yuichi Matsui, Akimitsu Nakaue | 1992-02-04 |
| 5066938 | Diamond film thermistor | Koji Kobashi, Kazuo Kumagai, Takayoshi INOUE, Hiroyuki Tachibana, Akimitsu Nakaue | 1991-11-19 |
| 4940015 | Plasma reactor for diamond synthesis | Koji Kobashi, Kozo Nishimura, Yoshio Kawate, Kazuo Kumagai, Norio Suzuki +2 more | 1990-07-10 |