Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4850709 | Fabri-perot spectroscopy method and apparatus utilizing the same | Mikichi Ban, Osamu Kakuchi, Hironori Yamamoto, Masaru Ohtsuka, Osamu SHIBA | 1989-07-25 |
| 4815091 | Metal vapor laser | Shigeo Ueguri, Akihiko Iwata, Tatsuki Okamoto, Yoshihiro Ueda | 1989-03-21 |