Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5347587 | Speaker driving device | Ryutaro Takahashi, Kunihiko Ohbayashi | 1994-09-13 |
| 5282983 | Fabric softener composition and ammonium salt | Masaaki Yamamura, Junichi Inokoshi, Kazutaka Shiratsuchi, Uichiro Nishimoto, Koshiro Sotoya +3 more | 1994-02-01 |