Olson; Darwin C.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Olson; Darwin C..The latest application filed is for "quick connect tube coupling".
- Olson; Darwin C. - Perrysburg OH
- Olson; Darwin C. - Franklin TN
| Patent | Date |
|---|---|
| Push to connect fitting with formed gripper teeth Grant 8,025,318 - Morroney , et al. September 27, 2 | 2011-09-27 |
| Low pressure fitting Grant 7,681,927 - Olson March 23, 2 | 2010-03-23 |
| Quick connect tube coupling Grant 7,434,847 - Densel , et al. October 14, 2 | 2008-10-14 |
| Quick connect cartridge assembly with plug Grant 7,192,062 - Densel , et al. March 20, 2 | 2007-03-20 |
| Quick connect tube coupling App 20050121908 - Densel, David S. ; et al. | 2005-06-09 |
| Quick connect cartridge assembly with plug App 20050121909 - Densel, David S. ; et al. | 2005-06-09 |
| Low pressure fitting App 20050046185 - Olson, Darwin C. | 2005-03-03 |
| Tanks with flow drill bushings for receiving couplings Grant 5,984,138 - Olson November 16, 1 | 1999-11-16 |
| Quick connect tube couplings Grant 5,681,061 - Olson October 28, 1 | 1997-10-28 |
| Quick connect tube couplings Grant 5,673,945 - Olson October 7, 1 | 1997-10-07 |
| Quick connect tube couplings Grant 5,511,830 - Olson , et al. April 30, 1 | 1996-04-30 |
| Quick connect tube couplings Grant 5,468,028 - Olson November 21, 1 | 1995-11-21 |
| Quick connect tube coupling Grant 5,230,539 - Olson July 27, 1 | 1993-07-27 |
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