Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12259045 | Regulator valve assembly and components thereof | — | 2025-03-25 |
| 11506289 | Regulator valve assembly and components thereof | — | 2022-11-22 |
| 9861207 | Wave springs and cushioning articles containing the same | Michael S. DeFranks, Rahul Kirtikar, Henry J. Marcacci, Nicholas B. Savage, Kevin C. Bogaert +1 more | 2018-01-09 |
| 7465182 | Electrical cord connector assembly | — | 2008-12-16 |
| D577110 | Air cleaner | — | 2008-09-16 |
| 6488221 | Self-aligning, spring-disk waterjet assembly | — | 2002-12-03 |
| 5418824 | In situ inlet mixer cleaning system | David O. Monserud, David H. Bothell, Paul H. Tacheron, David E. Steele, James E. Charnley +1 more | 1995-05-23 |
| 5361804 | Water conservation valve | Myron C. Keller | 1994-11-08 |
| 5361286 | Method for in situ cleaning of inlet mixers | David O. Monserud, David H. Bothell, Paul H. Tacheron, David E. Steele, James E. Charnley +1 more | 1994-11-01 |
| 5197783 | Extendable/erectable arm assembly and method of borehole mining | Kenneth J. Theimer, Gerald S. Knoke, Raj Paul | 1993-03-30 |
| 4691790 | Method and apparatus for removing the inner conduit from a dual passage drill string | James M. Reichman, T. B. O'Brien | 1987-09-08 |