Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8287749 | High-molecular thin film, pattern medium and manufacturing method thereof | Hirokazu Hasegawa, Hiroshi Yoshida, Yasuhiko Tada | 2012-10-16 |
| 8039056 | Polymer thin film, patterned substrate, patterned medium for magnetic recording, and method of manufacturing these articles | Hirokazu Hasegawa, Feng Chen, Hiroshi Yoshida | 2011-10-18 |
| 7767265 | Microstructure, pattern medium and process for producing same | Hiroshi Yoshida, Hideki Nagano, Hirokazu Hasegawa, Feng Chen | 2010-08-03 |