Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6420644 | Solar battery and method of treating a board for a solar battery | Keisuke Kimoto | 2002-07-16 |
| 6417442 | Solar battery assembly and method of forming a solar battery assembly | Keisuke Kimoto, Migaku Ishida | 2002-07-09 |
| 6379017 | Illuminating system | Koki NAKABAYASHI, Kanji Nishii, Hiroshi Watanabe, Ken Tatsuta | 2002-04-30 |
| 6340427 | Solution purification method for electrolyte | Kouji Ando, Masaki Imamura | 2002-01-22 |