Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6949226 | Sodium-based dechlorinating agent and waste treatment equipment | Tomio Sugimoto, Masumi Itaya, Yoshinao Hirano, Hiroaki Harada, Hachiro Hirano +2 more | 2005-09-27 |
| 6482379 | Sodium-based dechlorinating agent and waste treatment equipment | Tomio Sugimoto, Masumi Itaya, Yoshinao Hirano, Hiroaki Harada, Hachiro Hirano +2 more | 2002-11-19 |