Keuper; Matthijs H.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Keuper; Matthijs H..The latest application filed is for "color-tunable illumination system, lamp and luminaire".
- Keuper; Matthijs H. - San Jose CA US
- Keuper; Matthijs H. - Eindhoven NL
- Keuper; Matthijs H. - Best NL
| Patent | Date |
|---|---|
| Light emitting device including a filter Grant 8,704,254 - Trottier , et al. April 22, 2 | 2014-04-22 |
| Color-tunable Illumination System, Lamp And Luminaire App 20100254115 - Wegh; Rene T. ; et al. | 2010-10-07 |
| Compact mixing cavity for multiple colors of LEDs Grant 7,494,228 - Harbers , et al. February 24, 2 | 2009-02-24 |
| Polarized Semiconductor Light Emitting Device App 20080265263 - Keuper; Matthijs H. ; et al. | 2008-10-30 |
| Polarized semiconductor light emitting device Grant 7,408,201 - Keuper , et al. August 5, 2 | 2008-08-05 |
| Light emitting device including a filter App 20080179609 - Trottier; Troy A. ; et al. | 2008-07-31 |
| Compact Mixing Cavity for Multiple Colors of LEDs App 20080030984 - Harbers; Gerard ; et al. | 2008-02-07 |
| Light Emitting Devices with Improved Light Extraction Efficiency App 20080006840 - Camras; Michael D. ; et al. | 2008-01-10 |
| Light emitting devices with improved light extraction efficiency Grant 7,276,737 - Camras , et al. October 2, 2 | 2007-10-02 |
| Illumination system with aligned LEDs Grant 7,212,344 - Keuper , et al. May 1, 2 | 2007-05-01 |
| LED with an optical system to increase luminance by recycling emitted light Grant 7,080,932 - Keuper July 25, 2 | 2006-07-25 |
| Remote wavelength conversion in an illumination device Grant 7,070,300 - Harbers , et al. July 4, 2 | 2006-07-04 |
| Light emitting devices with improved light extraction efficiency App 20060118805 - Camras; Michael D. ; et al. | 2006-06-08 |
| Light emitting devices with improved light extraction efficiency Grant 7,009,213 - Camras , et al. March 7, 2 | 2006-03-07 |
| Remote wavelength conversion in an illumination device App 20050270775 - Harbers, Gerard ; et al. | 2005-12-08 |
| Enhanced brightness light emitting device spot emitter Grant 6,969,946 - Steranka , et al. November 29, 2 | 2005-11-29 |
| Optical system for light emitting diodes App 20050224826 - Keuper, Matthijs H. ; et al. | 2005-10-13 |
| Illumination system with aligned LEDs App 20050190562 - Keuper, Matthijs H. ; et al. | 2005-09-01 |
| Illumination system with LEDs App 20050179041 - Harbers, Gerard ; et al. | 2005-08-18 |
| LED with an optical system to increase luminance by recycling emitted light App 20050162849 - Keuper, Matthijs H. | 2005-07-28 |
| Light emitting devices with improved light extraction efficiency App 20050023545 - Camras, Michael D. ; et al. | 2005-02-03 |
| Enhanced brightness light emitting device spot emitter Grant 6,730,940 - Steranka , et al. May 4, 2 | 2004-05-04 |
| Enhanced brightness light emitting device spot emitter App 20040080251 - Steranka, Frank M. ; et al. | 2004-04-29 |
| Luminaire, optical element and method of illuminating an object Grant 6,554,451 - Keuper April 29, 2 | 2003-04-29 |
| Luminaire Grant 6,550,941 - Keuper , et al. April 22, 2 | 2003-04-22 |
| Luminaire having beam splitters for mixing light from different color ' LEDs Grant 6,139,166 - Marshall , et al. October 31, 2 | 2000-10-31 |
| Signal lamp with LEDs Grant 5,947,587 - Keuper , et al. September 7, 1 | 1999-09-07 |
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