Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6048509 | Gas purifying process and gas purifying apparatus | Morimitsu Nakamura, Nobuhiro Okamura | 2000-04-11 |
| 5985003 | Oxygen production process by pressure swing adsorption separation | Shin Hayashi | 1999-11-16 |
| 5704964 | Pressure swing adsorption process | Teruji Kaneko, Kenji Ikeda, Kazuto Usogoe, Shin Hayashi, Kenji Kudo | 1998-01-06 |
| 5701245 | Suspension control system | Kazuo Ogawa, Takaaki Enomoto, Minoru Kato, Kunihito Sato | 1997-12-23 |
| 5604176 | Heat-sensitive recording material | Yoshihiro Shimizu, Yasuyoshi Morita, Kohei Michikawa, Takehiro Minami | 1997-02-18 |
| 5561641 | Underwater detection system for determining carrier frequencies of signals arriving from a wide area | Yasushi Nishimori, Itsuo Fukuoka, Takashi Yoshioka, Tatsuo Hayashi | 1996-10-01 |
| 5144945 | Portable oxygen-enriching air inhaler | Seigou Nishino, Kiyoshi Ohno, Seiichi Ito, Nobuyoshi Itoh | 1992-09-08 |
| 5079188 | Method for the production of a semiconductor device | — | 1992-01-07 |
| 5015272 | Adsorptive separation process | Hidetake Okada, Shunji Enomoto, Taisuke Suzuki | 1991-05-14 |
| 4916087 | Method of manufacturing a semiconductor device by filling and planarizing narrow and wide trenches | Hidehisa Tateoka, Shigeo Onishi | 1990-04-10 |
| 4894830 | LSI chip with scanning circuitry for generating reversals along activated logical paths | — | 1990-01-16 |
| 4754215 | Self-diagnosable integrated circuit device capable of testing sequential circuit elements | — | 1988-06-28 |
| 4696006 | Method of generating test patterns for logic network devices | — | 1987-09-22 |
| 4424581 | Logic circuit with a test capability | — | 1984-01-03 |