Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9711176 | Multilayer optical information recording disk and method for manufacturing same | Toshiyuki Kitahara, Tatsuo Mikami | 2017-07-18 |
| 9117475 | Lubricant composition and use thereof | Hiyoku Nakata, Akiko HATTORI, Ken Kawata | 2015-08-25 |
| 8828565 | Lubricant composition, fluorine-based compound, and use thereof | Hiroki Sugiura, Masayuki Harada, Ken Kawata, Akiko HATTORI | 2014-09-09 |
| 7280306 | Servo track write at low pressure using pressure insensitive air bearing surface | Hidetsugu Tanaka, Tsuyoshi Matsumoto, Tatsushi Aoki | 2007-10-09 |