Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5625699 | Speaker device | — | 1997-04-29 |
| 5619019 | Damper for loudspeaker | Takeshi Yoshimura, Koichi Morioka | 1997-04-08 |
TY
Teruho Yamada
Foster Electric Company, Limited: 1 patents #1 of 3Top 35%
Overall (1997): #22,177 of 185,788Top 15%
2
Patents 1997