Patent applications and USPTO patent grants for Hartley; Brian.The latest application filed is for "filter with engine integrity protection".
Patent | Date |
---|---|
Filter with engine integrity protection Grant 10,252,203 - Hartley , et al. | 2019-04-09 |
Filter With Engine Integrity Protection App 20160243483 - Hartley; Brian ;   et al. | 2016-08-25 |
Wheelbarrow App 20070089917 - Hartley; Brian | 2007-04-26 |
Ground injection apparatus App 20060185567 - Hargreaves; Jonathan William ;   et al. | 2006-08-24 |
Spray device App 20060060670 - Hartley; Brian | 2006-03-23 |
Reel arrangement with detachable drive means Grant 6,669,135 - Hartley December 30, 2 | 2003-12-30 |
Ground raking machine Grant D480,403 - Hargreaves , et al. October 7, 2 | 2003-10-07 |
Ground injection apparatus App 20020056554 - Hargreaves, Jonathan William ;   et al. | 2002-05-16 |
Reel Grant 6,149,096 - Hartley November 21, 2 | 2000-11-21 |
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