Keh; Kean Loo
Patent Applications and Registrations
Patent applications and USPTO patent grants for Keh; Kean Loo.The latest application filed is for "light emitting device using filter element".
Company Profile
0.28.31
- Keh; Kean Loo - Jalan Yeap Chor Ee Gelugor Penang N/A MY
- Keh; Kean Loo - Gelugor MY
- Keh; Kean Loo - Penang MY
- Keh; Kean Loo - Jalan Yeap Cher Ee MY
- Keh; Kean Loo - Jalan Batu Uban MY
Patent Activity
| Patent | Date |
|---|---|
| Light emitting device using filter element Grant 8,651,703 - Wong , et al. February 18, 2 | 2014-02-18 |
| Increasing contrast in electronic color displays via surface texturing of LEDs Grant 8,384,103 - Wong , et al. February 26, 2 | 2013-02-26 |
| Light source using a light-emitting diode Grant 8,174,100 - Yong , et al. May 8, 2 | 2012-05-08 |
| Light emitting diode assembly Grant 8,120,056 - Yong , et al. February 21, 2 | 2012-02-21 |
| PLCC package with a reflector cup surrounded by an encapsulant Grant 8,101,955 - Keh , et al. January 24, 2 | 2012-01-24 |
| Light Emitting Device Using Filter Element App 20110249422 - Wong; Kum Soon ; et al. | 2011-10-13 |
| Light emitting device Grant 8,034,644 - Keh , et al. October 11, 2 | 2011-10-11 |
| Increasing Contrast In Electronic Color Displays Via Surface Texturing Of LEDs App 20110215347 - Wong; Kum Soon ; et al. | 2011-09-08 |
| Coated package with filter profile Grant 7,951,863 - Keh , et al. May 31, 2 | 2011-05-31 |
| Light Emitting Diode Assembly App 20110089460 - Yong; Lig Yi ; et al. | 2011-04-21 |
| Single Encapsulant For A Plurality Of Light Sources App 20110089448 - Yong; Lig Yi ; et al. | 2011-04-21 |
| Infrared-blocking encapsulant with organometallic colloids Grant 7,777,355 - Chua , et al. August 17, 2 | 2010-08-17 |
| Light Emitting Device App 20100190279 - Keh; Kean Loo ; et al. | 2010-07-29 |
| Light-emitting device Grant 7,737,638 - Yong , et al. June 15, 2 | 2010-06-15 |
| Light Source Using A Light-emitting Diode App 20100072592 - Yong; Lig Yi ; et al. | 2010-03-25 |
| Light source utilizing light pipes for optical feedback Grant 7,649,161 - Keh , et al. January 19, 2 | 2010-01-19 |
| Device and method for producing an enhanced color image using a flash of infrared light Grant 7,609,291 - Oon , et al. October 27, 2 | 2009-10-27 |
| Light-emitting Device App 20090243465 - Yong; Lig Yi ; et al. | 2009-10-01 |
| Method and apparatus for communication using pulse-width-modulated visible light Grant 7,570,246 - Maniam , et al. August 4, 2 | 2009-08-04 |
| Light emitting diode Grant D596,593 - Yong , et al. July 21, 2 | 2009-07-21 |
| Light emitting diode Grant D596,592 - Yong , et al. July 21, 2 | 2009-07-21 |
| Display device and method for providing optical feedback Grant 7,551,158 - Nishimura , et al. June 23, 2 | 2009-06-23 |
| Color duplication method and apparatus Grant 7,526,126 - Oon , et al. April 28, 2 | 2009-04-28 |
| Optical encoder device, and system including same Grant 7,472,979 - Fo , et al. January 6, 2 | 2009-01-06 |
| Light Source Utilizing Light Pipes for Optical Feedback App 20080272319 - Keh; Kean Loo ; et al. | 2008-11-06 |
| Ambient light sensing using a color sensor Grant 7,446,303 - Maniam , et al. November 4, 2 | 2008-11-04 |
| Imaging device and method for producing an infrared filtered digital image Grant 7,435,962 - Oon , et al. October 14, 2 | 2008-10-14 |
| LED White Source with Improved Color Rendering App 20080203900 - Chen; Farn Hin ; et al. | 2008-08-28 |
| Ambient Light Sensing Using A Color Sensor App 20080179497 - Maniam; Selvan ; et al. | 2008-07-31 |
| Coated Package with Filter Profile App 20080105939 - Keh; Kean Loo ; et al. | 2008-05-08 |
| Optical generic switch panel Grant 7,351,949 - Oon , et al. April 1, 2 | 2008-04-01 |
| Optical generic switch panel App 20080006766 - Oon; Chin Hin ; et al. | 2008-01-10 |
| Color photodetector array Grant 7,285,768 - Tan , et al. October 23, 2 | 2007-10-23 |
| Light guide with an insert molded attachment structure for an optically active element Grant 7,270,465 - Keh , et al. September 18, 2 | 2007-09-18 |
| Optical generic switch panel Grant 7,265,749 - Oon , et al. September 4, 2 | 2007-09-04 |
| Display device and method for providing optical feedback App 20070132706 - Nishimura; Ken A. ; et al. | 2007-06-14 |
| Method for coating package with a filter profile Grant 7,229,671 - Keh , et al. June 12, 2 | 2007-06-12 |
| Device and method for producing an enhanced color image using a flash of infrared light App 20070127908 - Oon; Chin Hin ; et al. | 2007-06-07 |
| Infrared-blocking encapsulant with organometallic colloids App 20070108545 - Chua; Janet Bee Yin ; et al. | 2007-05-17 |
| System and method for constructing a backlighted display using dynamically optimized light source App 20070103934 - Keh; Kean Loo ; et al. | 2007-05-10 |
| Method for attaching an optical filter to an encapsulated package App 20070065958 - Keh; Kean Loo ; et al. | 2007-03-22 |
| Optical generic switch panel App 20070046640 - Oon; Chin Hin ; et al. | 2007-03-01 |
| Method and apparatus for communication using pulse-width-modulated visible light App 20070024571 - Maniam; Selvan ; et al. | 2007-02-01 |
| Imaging device and method for producing an infrared filtered digital image App 20060261280 - Oon; Chin Hin ; et al. | 2006-11-23 |
| Light system with an attachment structure that is insert molded to a light guide App 20060239034 - Keh; Kean Loo ; et al. | 2006-10-26 |
| Dye detection method and apparatus Grant 7,113,280 - Oon , et al. September 26, 2 | 2006-09-26 |
| System and method for increasing data communication bandwidth in a light communication system App 20060067707 - Maniam; Selvan ; et al. | 2006-03-30 |
| Scanner with color profile matching mechanism App 20060023271 - Boay; Yoke Peng ; et al. | 2006-02-02 |
| Method for coating package with a filter profile App 20060024505 - Keh; Kean Loo ; et al. | 2006-02-02 |
| Color duplication method and apparatus App 20060018535 - Oon; Chin Hin ; et al. | 2006-01-26 |
| Dye detection method and apparatus App 20060007444 - Oon; Chin Hin ; et al. | 2006-01-12 |
| Method and apparatus for detecting gas/radiation that employs color change detection mechanism App 20060008919 - Boay; Yoke Peng ; et al. | 2006-01-12 |
| Optical encoder device Grant 6,966,623 - Fo , et al. November 22, 2 | 2005-11-22 |
| Optical encoder device, and system including same App 20050253891 - Fo, Kok Hing ; et al. | 2005-11-17 |
| Color photodetector array App 20050205765 - Tan, Boon Keat ; et al. | 2005-09-22 |
| Color filter and method for fabricating the same App 20050207044 - Oon, Chin Hin ; et al. | 2005-09-22 |
| Optical encoder device App 20040113057 - Fo, Kok Hing ; et al. | 2004-06-17 |
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