Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5493222 | Reflection type magnetooptic sensor head with faraday rotator | Kazushi Shirai, Norio Takeda, Mitsuzo Arii | 1996-02-20 |
| 5463316 | Magnetooptic sensor head | Kazushi Shirai, Norio Takeda, Mitsuzo Arii | 1995-10-31 |