Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6800855 | Spectroscopic method for analyzing isotopes by using a semiconductor laser | Jie Dong, Katsumasa Suzuki, Hiroshi Masusaki | 2004-10-05 |
| 6636316 | Spectroscopic method for analyzing a gas by using laser beam | Jie Dong, Hiroshi Masusaki, Katsumasa Suzuki | 2003-10-21 |
| 6434496 | Method and apparatus for measuring light absorption spectra | Jie Dong | 2002-08-13 |
| 6375911 | Method and device for treating exhaust gas | Tadahiro Ohmi, Yoshio Ishihara, Tetsuya Kimijima | 2002-04-23 |
| 6190457 | CVD system and CVD process | Takayuki Arai, Junichi Hidaka, Nakao Akutsu, Kazuhiro Aoyama, Yoshiaki Inaishi +1 more | 2001-02-20 |
| 5821537 | Infrared spectroscopic analysis method for gases and device employing the method therein | Yoshio Ishihara, Hiroshi Masusaki, Shang-Qian Wu | 1998-10-13 |
| 5766321 | Apparatus for reducing dissolved oxygen | Yoshio Ishihara, Hiroshi Yamazaki, Sumiyo Yamane | 1998-06-16 |
| 5703365 | Infrared spectroscopic analysis method for gases and device employing the method therein | Yoshio Ishihara, Hiroshi Masusaki, Shang-Qian Wu | 1997-12-30 |