RC

Richard Rugin Chang

EC Enraytek Optoelectronics Co.: 10 patents #1 of 21Top 5%
SC Schering: 2 patents #1,083 of 2,442Top 45%
RTX (Raytheon): 2 patents #5,307 of 15,912Top 35%
📍 Shanghai, FL: #17 of 29 inventorsTop 60%
Overall (All Time): #350,781 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
9345086 Lighting circuit 2016-05-17
9306122 Light emitting diode and a manufacturing method thereof, a light emitting device Deyuan Xiao 2016-04-05
9202985 Light emitting diode and forming method thereof Deyuan Xiao 2015-12-01
8969108 Light emitting diode and forming method thereof Deyuan Xiao 2015-03-03
8945958 Methods for manufacturing light emitting diode and light emitting device 2015-02-03
8937322 Light emitting diode and a manufacturing method thereof, a light emitting device Deyuan Xiao 2015-01-20
8833431 Aluminum alloy material and method of manufacturing aluminum alloy backboard Deyuan Xiao, Mengjan Cherng, Qing Long Rao 2014-09-16
8809874 Light emitting diode and light emitting device 2014-08-19
8704227 Light emitting diode and fabrication method thereof Deyuan Xiao, Mengjan Cherng, Chijen Hsu 2014-04-22
8580587 Light emitting device and manufacturing method thereof Deyuan Xiao 2013-11-12
6437332 Infrared chopper using binary diffractive optics Robert C. Gibbons, Samuel R. McKenney, S. Charles Baber, Michael C. Bell 2002-08-20
6232044 Infrared chopper using binary diffractive optics Robert C. Gibbons, Samuel R. McKenney, S. Charles Baber, Michael C. Bell 2001-05-15
5035898 Potassium/magnesium supplement Edward M. Rudnic 1991-07-30
4786509 Dry sustained release theophylline oral formulation Robert P. Giannini, Charles Hsaio 1988-11-22