Issued Patents All Time
Showing 76–100 of 101 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5938841 | Device for producing a single crystal | Kouji Kitagawa, Kouji Mizuishi, Masahiko Urano, Eiichi Iino, Izumi Fusegawa | 1999-08-17 |
| 5903529 | Optical pickup device and disk player apparatus | Noriaki Nishi, Kimihiro Saito, Kazuyoshi Horie, Yasuo Sasaki, Kazuhiko Okamatsu | 1999-05-11 |
| 5875157 | Tracking error detecting circuit in disc-shaped recording medium reproducing and recording apparatus | Yasuo Sasaki | 1999-02-23 |
| 5815397 | Method of analyzing factors affecting product quality and adjusting molding conditions for injection molding machine | Osamu Saito, Hiroshi Watanabe | 1998-09-29 |
| 5453667 | Inverter having frequency changing function | Mitsuhiro Matsuda, Keiichi Shimizu, Ichiro Yokozeki, Fumio Hirano | 1995-09-26 |
| 5379621 | Apparatus for generating an underliquid shock pressure | Minoru Suzuki, Katsumi Ikusawa, Naotake Yoshihara, Yoshio Murayama | 1995-01-10 |
| 5339666 | Apparatus for generating a detonation pressure | Minoru Suzuki, Katsumi Ikusawa, Naotake Yoshihara, Yoshio Murayama | 1994-08-23 |
| 5312600 | Silicon single crystal manufacturing apparatus | Hiroshi Kamio, Yoshinobu Shima, Makoto Suzuki, Takeshi Kaneto, Yasumitsu Nakahama +2 more | 1994-05-17 |
| 5288363 | Automatic control method for growing single-crystal neck portions | — | 1994-02-22 |
| 5284631 | Crucible for manufacturing single crystals | Takeshi Kaneto, Akio Fujibayashi, Yoshinobu Shima | 1994-02-08 |
| 5269875 | Method of adjusting concentration of oxygen in silicon single crystal and apparatus for use in the method | Susumu Sonokawa, Atsushi Iwasaki, Masahiko Baba | 1993-12-14 |
| 5256430 | Method for generating a detonation pressure | Minoru Suzuki, Katsumi Ikusawa, Naotake Yoshihara, Yoshio Murayama | 1993-10-26 |
| 5187413 | Low pressure discharge lamp apparatus | Hiroki Sasaki, Akihiro Yonezawa, Youichirou Mitsuyuki | 1993-02-16 |
| 5143704 | Apparatus for manufacturing silicon single crystals | Yasumitsu Nakaham, Hiroshi Kamio | 1992-09-01 |
| 5139750 | Silicon single crystal manufacturing apparatus | Yoshinobu Shima, Hiroshi Kamio, Makoto Suzuki | 1992-08-18 |
| 5126114 | Manufacturing method and equipment of single silicon crystal | Hiroshi Kamio, Yoshinobu Shima, Makoto Suzuki, Akira Kazama, Shigetake Horie +1 more | 1992-06-30 |
| 5089238 | Method of forming a temperature pattern of heater and silicon single crystal growth control apparatus using the temperature pattern | Akiho Maeda, Masahiko Baba | 1992-02-18 |
| 5087321 | Manufacturing method and equipment of single silicon crystal | Hiroshi Kamio, Yoshinobu Shima, Makoto Suzuki, Akira Kazama, Shigetake Horie | 1992-02-11 |
| 5087429 | Method and apparatus for manufacturing silicon single crystals | Hiroshi Kamio, Yoshinobu Shima, Makoto Suzuki, Akira Kazama, Shigetake Horie +1 more | 1992-02-11 |
| 5064029 | Eddy current retarder | Jyunichi Miyamae, Takashi Kobayashi, Akira Saito | 1991-11-12 |
| 4957712 | Apparatus for manufacturing single silicon crystal | Yoshinobu Shima, Masanori Ohmura, Akira Ohtani | 1990-09-18 |
| 4910430 | High pressure sodium lamp substantially preventing movement of melted sodium-mercury amalgam during use | Akira Ito, Kazuiki Uchida | 1990-03-20 |
| 4858558 | Film forming apparatus | Masanori Ohmura, Hiroshi Sakama | 1989-08-22 |
| 4848272 | Apparatus for forming thin films | Masanori Ohmura, Hiroshi Sakama, Hiroshi Kamio, Yoshinobu Shima | 1989-07-18 |
| 4427460 | Method of making material for shadow masks | Masashi Kurata, Hideo Yamana, Toyoharu Suda, Katuhiko Tayama, Masaji Watanabe | 1984-01-24 |