Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8460414 | Polishing slurry and polishing material using same | Akinori Etoh, Setsuko Oike, Tomokazu Ishizuka, Shigeharu Fujii | 2013-06-11 |
| 8147712 | Polishing composition | Akinori Etoh, Setsuko Oike, Shigeharu Fujii, Tomokazu Ishizuka | 2012-04-03 |
| 8138754 | Method and apparatus for testing characteristics of thin-film magnetic head | Akio Ogawa, Tsutomu Chikamatsu, Kazuyuki Kobayashi, Haruhiko Yamaguchi, Kazunori Matsuiwa +2 more | 2012-03-20 |
| 5755940 | Lithium ionic conducting glass thin film and carbon dioxide sensor comprising the glass thin film | — | 1998-05-26 |
| 5314757 | Information recording media | Koichi Igarashi, Kunihiko Mizumoto, Hidehiko Hashimoto | 1994-05-24 |
| 5041341 | Information recording media | Koichi Igarashi, Kunihiko Mizumoto, Hidehiko Hashimoto | 1991-08-20 |
| 5032470 | Optical recording medium with an aluminum alloy metallic layer containing at least hafnium | Koichi Igarashi, Kunihiko Mizumoto, Hidehiko Hashimoto | 1991-07-16 |