Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7857911 | Scale conditioning agents and treatment method | Robert D. Varrin, Jr., Sotaro Kaneda | 2010-12-28 |
| 6572709 | Ultrasonic cleaning method | Sotaro Kaneda, Robert D. Varrin, Jr., Michael W. Rootham | 2003-06-03 |