Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6833402 | Flame-retardant polyamide composition, and its use | — | 2004-12-21 |
| 6072879 | Sound field control unit and sound field control device | Hiroaki Furuta, Akio Suyama, Yasushi Shimizu | 2000-06-06 |