Issued Patents 2002
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6482379 | Sodium-based dechlorinating agent and waste treatment equipment | Tomio Sugimoto, Masumi Itaya, Yoshinao Hirano, Hiroaki Harada, Sigeru Sakurai +2 more | 2002-11-19 |
| 6478878 | Blasting medium and blasting method | Masaharu Tanaka, Makoto Yoshida | 2002-11-12 |
| 6451862 | Process for producing a spherical silica gel | Makoto Kusaka, Masaharu Tanaka, Hiroo Mori | 2002-09-17 |
| 6352653 | Acid component-removing agent, method for producing it and method for removing acid components | Makoto Yoshida, Hiroaki Noda, Shigeru Sakurai, Makoto Kusaka, Masaharu Tanaka | 2002-03-05 |
| 6342293 | Alumina sol, alumina hydrate powder and processes for their production | Katsumasa Nakahara, Kenji Yamada, Toshiya Matsubara | 2002-01-29 |