loadpatents
Patent applications and USPTO patent grants for Oelrich; Curtis John.The latest application filed is for "signal apparatus for facilitating safe backup of vehicles".
Patent | Date |
---|---|
Signal Apparatus For Facilitating Safe Backup Of Vehicles App 20150022377 - Oelrich; Christopher L. ;   et al. | 2015-01-22 |
Signal apparatus for facilitating safe backup of vehicles Grant 8,710,970 - Oelrich , et al. April 29, 2 | 2014-04-29 |
Signal Apparatus For Facilitating Safe Backup Of Vehicles App 20120105250 - Oelrich; Christopher L. ;   et al. | 2012-05-03 |
Signal apparatus for facilitating safe backup of vehicles Grant 8,013,720 - Oelrich , et al. September 6, 2 | 2011-09-06 |
Wireless signal apparatus for assisting drivers to back large vehicles Grant 7,777,617 - Oelrich , et al. August 17, 2 | 2010-08-17 |
Wireless signal apparatus for assisting drivers to back large vehicles Grant 7,567,167 - Oelrich , et al. July 28, 2 | 2009-07-28 |
Signal Apparatus For Facilitating Safe Backup Of Vehicles App 20090115630 - Oelrich; Christopher L. ;   et al. | 2009-05-07 |
Wireless Signal Apparatus For Assisting Drivers To Back Large Vehicles App 20080258932 - Oelrich; Christopher Lee ;   et al. | 2008-10-23 |
Wireless signal apparatus for assisting drivers to back large vehicles App 20070247319 - Oelrich; Christopher Lee ;   et al. | 2007-10-25 |
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