Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6670066 | Separator for fuel cell | Masao Utsunomiya, Teruyuji Ohtani, Nobuhiro Saito | 2003-12-30 |
| 6649708 | Process for producing polymer particles | Yasushi Sasaki | 2003-11-18 |
| 6629558 | Die-casting machine | — | 2003-10-07 |