Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6818342 | Method of forming protective coating on cell safety valve element, cell safety valve element coated with protective film, cell sealing plate using the element, and enclosed cell using the plate | Hiroaki Okamoto, Yoshiyuki Sugimoto, Kinji Saijo | 2004-11-16 |
| 6815862 | Multilayer brush | Kyoji Inukai, Youichi Murakami, Yasuyuki Wakahara, Masami Niimi, Teruo Kobayashi +1 more | 2004-11-09 |