Issued Patents 2004
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6834688 | Fuel gas filling system | Tohru Ono, Masahiro Kawazu, Masami Ogura, Kimiaki Yamada, Ken Kumagai +3 more | 2004-12-28 |
| 6828178 | Thin film semiconductor device having arrayed configuration of semiconductor crystals and a method for producing it | Masakiyo Matsumura, Yasuhisa Oana, Yoshitaka Yamamoto, Hideo Koseki, Mitsunori Warabisako | 2004-12-07 |
| 6815103 | Start control device for fuel cell system | Yutaka Asano, Mitsuru Kai | 2004-11-09 |
| 6806775 | Power amplifier circuit | — | 2004-10-19 |
| 6747370 | High-temperature secondary battery based energy storage and power compensation system | — | 2004-06-08 |
| 6683269 | Working fluid processing device of wire electric discharge machine | Yuki Kita, Shinji Okuda | 2004-01-27 |