GC

Guang-Shang Chang

US Umax Data Systems: 10 patents #6 of 119Top 6%
Overall (All Time): #524,953 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
6433826 Adjusting mechanism for the lens set of an imaging system Kou-Long Tseng, Chien-Chin Chan, Chin-Shui Lin, Chih-Wen Pan, Chi-Wen Lin 2002-08-13
6408138 Camera view-correction apparatus for taking pictures Chien-Chin Chan, Chien-Ming Peng 2002-06-18
6302597 Hidden viewfinder for camera Chien-Chin Chan, Chien-Ming Peng 2001-10-16
6266090 Device for controlling a rotation of a lens in a digital camera Kou-Lung Tseng, Chien-Chin Chan, Chin-Shui Lin, Chih-Wen Pan, Chi-Wen Lin 2001-07-24
6161966 Multi-blade lens-aperture control mechanism Jian Peng, Chien-Chin Chan 2000-12-19
5946515 Aperture switching device Chien-Chin Chan, Jim Peng, Kou-Lung Tseng 1999-08-31
5930543 Aperture selection mechanism for camera Kou-Long Tseng, Chien-Chin Chan, Chih-Wen Pan, Chi-Wen Lin 1999-07-27
5930544 Lens movement mechanism for digital camera Kou-Long Tseng, Chien-Chin Chan, Chin-Shui Lin, Chih-Wen Pan, Chi-Wen Lin 1999-07-27
5907730 Moveable lens apparatus for digital camera Kou-Long Tseng, Chien-Chin Chan, Chin-Shui Lin, Chih-Wen Pan, Chi-Wen Lin 1999-05-25
5815759 Extended adjusting mechanism for the lens set of an imaging system Kou-Long Tseng, Chien-Chin Chan, Chin-Shui Lin, Chih-Wen Pan, Chi-Wen Lin 1998-09-29