Patents per Year
Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6923865 | Classification of coating particle size | Mark Serafin, Stanley R. Ellis, Scott A. Walker, Daniel W. Brandt | 2005-08-02 | $4,365,000 |
| 6558134 | Fluid intensifier pump system | Mark Serafin | 2003-05-06 | $9,858,000 |
| 6328542 | Check valve system | Mark Serafin | 2001-12-11 | $2,347,000 |