Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6456830 | Diversity wireless communication method and its wireless communication apparatus | Hideya Suzuki, Tomoaki Ishifuji | 2002-09-24 |
| 6411430 | Optical amplifier | Masaru Fukushima, Yoshihiro Emori, Haruki Ogoshi, Yoshio Tashiro | 2002-06-25 |