Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7280306 | Servo track write at low pressure using pressure insensitive air bearing surface | Hidetsugu Tanaka, Tsuyoshi Matsumoto, Atsushi Tatsugawa | 2007-10-09 |
| 6424493 | Hard disk drive magnetic head air bearing surface design for preventing particulate contamination thereon | Tsuyoshi Matsumoto, Takashi Nakamura, Atsushi Tobari, Lee K. Dorius | 2002-07-23 |