DC

David J. Chapman

Delphi Technologies: 7 patents #426 of 4,124Top 15%
JU Jds Uniphase: 5 patents #90 of 940Top 10%
General Motors: 3 patents #4,693 of 18,328Top 30%
FS Freeescale Semiconductor: 1 patents #2,021 of 3,767Top 55%
LO Lumentum Operations: 1 patents #171 of 299Top 60%
Overall (All Time): #239,387 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9285538 Reducing temperature drift of an arrayed waveguide grating Jinxi Shen, Barthelemy Fondeur, Wenlin Jin, Niki Liu 2016-03-15
8983244 Optical interferometer Jinxi Shen, Hiroaki Yamada, Shanrui Ren 2015-03-17
8340523 Tunable optical filter Jinxi Shen, Jyoti Kiron Bhardwaj, Barthelemy Fondeur, Douglas E. Crafts, Robert J. Brainard +1 more 2012-12-25
8213752 Coherent optical mixer and a method of coherent detection of light David J. Dougherty 2012-07-03
7861200 Setup and hold time characterization device and method Yifeng Yang, Yun Zhang, Yibin Xia 2010-12-28
7077773 Drive assembly with dynamic tensioning device John R. Rice 2006-07-18
6697553 Compact, low insertion loss, high yield arrayed waveguide grating Jyoti Kiron Bhardwaj, Robert J. Brainard, Douglas E. Crafts, Zi-Wen Dong, David J. Dougherty +13 more 2004-02-24
6606425 Transfer molded packages with embedded thermal insulation Douglas E. Crafts, Kenzo Ishida, Duane Cook, James F. Farrell, Suresh Ramalingam +1 more 2003-08-12
6583388 High thermal efficiency, small form-factor packages including thermally insulative cavities, and transfer molded variants Douglas E. Crafts, Steven M. Swain 2003-06-24
6561569 Drive mechanism for power operated slideable side door Bruce J. Risdon, David A. Sedlak 2003-05-13
6450061 Adjustable pedal system with misalignment sensor Waldemar Wawrzyniec Gmurowski 2002-09-17
6405486 Vehicle liftgate power operating system Lloyd Walker Rogers, Jr., Brian Orr, Joseph M. Johnson 2002-06-18
6390535 Sliding door closure apparatus 2002-05-21
6341809 Liftgate counterbalance system 2002-01-29
6161894 Flexible electric cable for sliding vehicle door 2000-12-19
6018912 Vehicle liftgate counter balance system Robert Wayne Baughman, Michael Antonio Ciavaglia 2000-02-01
5896703 Power liftgate cable drive Kevin Wright, William L. Priest, Howard W. Kuhlman, Robert Wayne Baughman, Craig Blanchard 1999-04-27
5588258 Power operator for pivotable vehicle closure element Kevin Wright, Lloyd Walker Rogers, Jr., Robert Wayne Baughman 1996-12-31
4871309 Apparatus for preparing samples 1989-10-03