Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5540362 | Liquid soap supplying device | Tsutomu Azuma, Yojiro Taketomi, Kaoru Nakano | 1996-07-30 |
| 5423461 | Liquid soap supplying device | Tsutomu Azuma, Yojiro Taketomi, Kaoru Nakano | 1995-06-13 |