Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6909711 | Voice gateways, route selection method of the same, and memory medium for storing control programs of the same | — | 2005-06-21 |
| 6265371 | Powdery detergent composition containing a partially neutralized chelant | Genjiro Hagino, Shuji Tagata | 2001-07-24 |