Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6417288 | Method of manufacturing polyelectrolyte | Yasuhito Inagaki, Tsutomu Noguchi, Miyuki Kuromiya | 2002-07-09 |
| 6380710 | Photovoltaic-charged secondary battery device | Ritsuko Inoue, Koichiro Hinokuma, Tomikazu Watanabe, Hiroshi Miyazawa | 2002-04-30 |
| 6348545 | Water-absorbing resin and manufacturing method | Yasuhito Inagaki, Tsutomu Noguchi | 2002-02-19 |