Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6653008 | Fuel cell apparatus | Syuji Hirakata, Shin Nishida, Akira Aoto, Toru Bisaka, Yutaka Hotta | 2003-11-25 |
| 6645659 | Fuel cell apparatus | Toru Bisaka, Hiroaki Nishiumi | 2003-11-11 |
| 6617449 | Starch ester | — | 2003-09-09 |
| 6602011 | Ball point pen | — | 2003-08-05 |