JC

James S. Chang

TG The Chamberlain Group: 9 patents #33 of 278Top 15%
TF Thermo Finnigan: 2 patents #91 of 229Top 40%
FE Fellowes: 1 patents #98 of 173Top 60%
HP HP: 1 patents #3,612 of 7,018Top 55%
📍 San Jose, CA: #4,639 of 32,062 inventorsTop 15%
🗺 California: #43,449 of 386,348 inventorsTop 15%
Overall (All Time): #347,116 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
10748752 Data independent acquisition with variable multiplexing degree 2020-08-18
10340130 Data independent acquisition with variable multiplexing degree 2019-07-02
RE40001 Jack shaft garage door operator Mark D. Siegler, David J. Miller 2008-01-15
6983903 Multi-functional shredder 2006-01-10
5743046 Jack shaft door garage operator Mark D. Siegler, David J. Miller 1998-04-28
5633778 Infrared signal interface for use with barrier door operator Russell L. Powers 1997-05-27
5530300 Extended range wired remote control circuit Russell L. Powers, Doug Turner 1996-06-25
5299678 Limit switch mechanism for garage door opener Mark D. Siegler, Douglas R. Turner 1994-04-05
5235494 Electrical controller having pivotally mounted circuit board support Russell L. Powers, Douglas R. Turner 1993-08-10
5176582 Chain guide for overhead door opener Mark D. Siegler 1993-01-05
5126281 Diffusion using a solid state source Kent A. W. Carey, James B. Williamson, Thomas S. Low 1992-06-30
4885872 Garage door operator with plastic drive belt Scott M. Clark 1989-12-12
4794731 Twin sprocket garage door opener Colin B. Willmott 1989-01-03
4483378 Feeding device of wood working machine Jen-wen Chang, Kai-Jou Chang, Horng-Tswen Chang 1984-11-20