Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9388063 | Methods for manufacturing molded glass object and upper mold | Shunichi Hayamizu, Kento Hasegawa | 2016-07-12 |
| 8795859 | Magnetic recording medium | Hiroshi Hatano | 2014-08-05 |
| 8505338 | Method for manufacturing lower mold, method for manufacturing glass gob, and method for manufacturing molded glass article | Shunichi Hayamizu | 2013-08-13 |
| 8365554 | Molding die, method for manufacturing the same and method for manufacturing glass gob and molded glass article | Shunichi Hayamizu | 2013-02-05 |
| 8327663 | Method of manufacturing an optical glass element | Shunichi Hayamizu | 2012-12-11 |
| 7304392 | Die for forming an optical element, and production method as well as regeneration method of the same | Shuhei Hayakawa, Shunichi Hayamizu, Kazuyuki Ogura | 2007-12-04 |