Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9437235 | Glass substrate for information recording medium and method for manufacturing the same | Yasuhiro Saito, Toshiaki Hashimoto | 2016-09-06 |
| 9214180 | Glass substrate for information recording medium and method for manufacturing the same | Yasuhiro Saito, Toshiaki Hashimoto | 2015-12-15 |
| 8740671 | Glass substrate for information recording medium and method for manufacturing the same | Yasuhiro Saito, Toshiaki Hashimoto | 2014-06-03 |
| 8480454 | Glass substrate for information recording medium and method for manufacturing the same | Yasuhiro Saito, Toshiaki Hashimoto | 2013-07-09 |
| 8038512 | Glass substrate for information recording medium and method for manufacturing same | Yasuhiro Saito, Toshiaki Hashimoto | 2011-10-18 |
| 7611639 | Glass substrate for information recording medium and method for manufacturing same | Yasuhiro Saito, Toshiaki Hashimoto | 2009-11-03 |
| 7415841 | Method for producing chemically strengthened glass substrate for information recording medium | Kazuishi Mitani, Yasuhiro Saito | 2008-08-26 |