Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5263650 | Process for producing high bulk density granular detergent | Hiroshi Noro, Hideyoshi Tanaka | 1993-11-23 |
| 5052122 | Process for continuously drying paste material for a high-density detergent | Takeshi Ishikawa, Hideyoshi Tanaka | 1991-10-01 |