Keuper; Matthijs
Patent Applications and Registrations
Patent applications and USPTO patent grants for Keuper; Matthijs.The latest application filed is for "multiple pierce reflective angle transformer".
- Keuper; Matthijs - San Jose CA
| Patent | Date |
|---|---|
| Multiple piece reflective angle transformer Grant 8,231,251 - Eng , et al. July 31, 2 | 2012-07-31 |
| Illuminators using reflective optics with recycling and color mixing Grant 7,234,820 - Harbers , et al. June 26, 2 | 2007-06-26 |
| Multiple pierce reflective angle transformer App 20070097696 - Eng; Gregory W. ; et al. | 2007-05-03 |
| Illuminators using reflective optics with recycling and color mixing App 20060227302 - Harbers; Gerard ; et al. | 2006-10-12 |
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