Issued Patents 2002
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6500690 | Method of producing a thin-film photovoltaic device | Hideo Yamagishi, Hitoshi Nishio | 2002-12-31 |
| 6496617 | Optical amplifier, optical transmission equipment, optical transmission system, and method thereof | Junya Kosaka, Hiroyuki Nakano | 2002-12-17 |
| 6490387 | Optical transmission device and optical transmission system employing the same | Junya Kosaka, Hiroyuki Nakano | 2002-12-03 |
| 6486920 | Method and apparatus for producing program information and receiving apparatus for processing the program information | Yuko Arai, Takeshi Nagao, Kenichi Fujita | 2002-11-26 |
| 6480297 | Image forming apparatus | Tomohiro Suzuki, Kunio Shijo, Seiichi Watanabe, Hirohiko Yamazaki, Masaki Kakutani +8 more | 2002-11-12 |
| 6469466 | Automatic guided vehicle | — | 2002-10-22 |
| D464771 | Gas lighter | Yoshiaki Kurokawa | 2002-10-22 |
| 6433925 | Optical fiber amplifier and optical transmission system using the same | Shinji Sakano, Ichiro Yokota, Junya Kosaka | 2002-08-13 |
| 6400475 | Optical transmission system and optical communications device | Junya Kosaka | 2002-06-04 |
| 6383443 | Sol-gel process for making monolithic alpha-alumina articles having controlled porosity | De-Yin Jeng, Chorng-Jeou Chen | 2002-05-07 |
| 6380025 | Method of encapsulating a photovoltaic module by an encapsulating material and the photovoltaic module | Hideo Yamagishi, Masataka Kondo | 2002-04-30 |
| 6356760 | Mobile communication system with traffic collection and control for radio base stations | — | 2002-03-12 |
| 6346532 | Amide derivatives or salts thereof | Tatsuya Maruyama, Kenichi Onda, Masahiko Hayakawa, Hiroyuki Moritomo, Tetsuya Kimizuka +1 more | 2002-02-12 |
| 6339170 | Method for producing optically active phenylpropionic acid derivative | Takayuki Hamada, Kunisuke Izawa | 2002-01-15 |