Grajewski; John P.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Grajewski; John P..The latest application filed is for "method and sensor for sensing coins for valuation".
- Grajewski; John P. - Palmyra WI
| Patent | Date |
|---|---|
| Method and sensor for sensing coins for valuation Grant 8,210,337 - Zwieg , et al. July 3, 2 | 2012-07-03 |
| Method and sensor for sensing coins for valuation App 20090048803 - Zwieg; Robert L. ; et al. | 2009-02-19 |
| Methods and apparatus for detection of coin denomination and other parameters Grant 6,729,461 - Brandle , et al. May 4, 2 | 2004-05-04 |
| Method of coin detection and bag stopping for a coin sorter Grant 6,640,956 - Zwieg , et al. November 4, 2 | 2003-11-04 |
| Methods and apparatus for detection of coin denomination and other parameters App 20020074210 - Brandle, Daniel ; et al. | 2002-06-20 |
| Coin recognition and off-sorting in a coin sorter Grant 5,992,602 - Zwieg , et al. November 30, 1 | 1999-11-30 |
| Sectional X-ray table having dual servo drives Grant 4,392,096 - Grajewski , et al. July 5, 1 | 1983-07-05 |
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