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Patent applications and USPTO patent grants for Otterson; Dan L..The latest application filed is for "brake assembly and control mechanism for a cart, and method".
Patent | Date |
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Brake assembly and control mechanism for a cart, and method Grant 7,857,108 - Amdahl , et al. December 28, 2 | 2010-12-28 |
Brake Assembly And Control Mechanism For A Cart, And Method App 20090127808 - Otterson; Dan L. | 2009-05-21 |
Brake assembly and control mechanism for a cart, and method Grant 7,448,476 - Otterson November 11, 2 | 2008-11-11 |
Brake assembly and control mechanism for a cart, and method App 20040144601 - Otterson, Dan L. | 2004-07-29 |
Cart management system Grant 6,142,283 - Amdahl , et al. November 7, 2 | 2000-11-07 |
Cart management system Grant 6,125,985 - Amdahl , et al. October 3, 2 | 2000-10-03 |
Cart management system Grant 5,921,373 - Amdahl , et al. July 13, 1 | 1999-07-13 |
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