Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8901053 | Aqueous cleaning composition for substrate for perpendicular magnetic recording hard disk | Sadaharu Miyamoto, Atsushi Tamura | 2014-12-02 |
| 8303717 | Alkali-type nonionic surfactant composition | Atsushi Tamura, Sadaharu Miyamoto | 2012-11-06 |
| 7918941 | Cleaning composition | Atsushi Tamura | 2011-04-05 |
| 7531490 | Detergent composition comprising calcium gluconate and a mixture of calcium ion sequestering agents | Junji Kondo | 2009-05-12 |