Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5422226 | Optical recording medium | Shin Aihara, Sumio Hirose | 1995-06-06 |
| 5369321 | Optical recording medium | Tadashi Koike, Tadahiko Mizukuki, Tomoyoshi Sasakawa, Kouichi Shiina | 1994-11-29 |
| 5360959 | Direct current resistance welding machine and method of controlling the same | Fumitomo Takano, Hitoshi Saito, Kenji Miyanaga, Gen Tujii | 1994-11-01 |
| D348391 | Package for a headphone | Toru Ichikawa, Yuko Wada, Ellen Tave, Rosalin Yin, Yoshie Nagasaka | 1994-07-05 |