DS

Donald R. Scifres

Xerox: 52 patents #201 of 8,622Top 3%
SD Sdl: 42 patents #2 of 128Top 2%
SL Spectra Diode Laboratories: 31 patents #1 of 22Top 5%
JU Jds Uniphase: 5 patents #90 of 940Top 10%
📍 Los Altos, CA: #39 of 3,651 inventorsTop 2%
🗺 California: #1,331 of 386,348 inventorsTop 1%
Overall (All Time): #8,451 of 4,157,543Top 1%
130
Patents All Time

Issued Patents All Time

Showing 1–25 of 130 patents

Patent #TitleCo-InventorsDate
6491420 Addressable vehicular lighting system 2002-12-10
6490044 Optimized interferometrically modulated array source Thomas L. Koch 2002-12-03
6414774 Infrared laser diode wireless local area network 2002-07-02
6407855 Multiple wavelength optical sources Stuart MacCormack, David M. Giltner, Vincent G. Dominic, Bardia Pezeshki, Edward C. Vail +2 more 2002-06-18
6392751 Optimized interferometrically modulated array source Thomas L. Koch 2002-05-21
6342405 Methods for forming group III-arsenide-nitride semiconductor materials Jo S. Major, David F. Welch 2002-01-29
6298187 High power fiber gain media system achieved through power scaling via multiplexing Robert G. Waarts, David F. Welch, Stephen G. Grubb, Jean-Luc Archambault 2001-10-02
RE37354 Semiconductor laser with integral spatial mode filter David F. Welch, David G. Mehuys 2001-09-04
6275632 High power fiber gain media system achieved through power scaling via multiplexing Robert G. Waarts, David F. Welch, Stephen G. Grubb, Jean-Luc Archambault, Steven Sanders +1 more 2001-08-14
6212310 High power fiber gain media system achieved through power scaling via multiplexing Robert G. Waarts, David F. Welch, Stephen G. Grubb, Jean-Luc Archambault, Steven Sanders +1 more 2001-04-03
RE37051 Semiconductor gain medium with multimode and single mode regions David F. Welch, David G. Mehuys 2001-02-13
6152588 Addressable vehicular lighting system 2000-11-28
6130147 Methods for forming group III-V arsenide-nitride semiconductor materials Jo S. Major, David F. Welch 2000-10-10
6100546 III-V arsenide-nitride semiconductor Jo S. Major, David F. Welch 2000-08-08
6025942 Infrared laser diode wireless local area network 2000-02-15
5933705 Passivation and protection of semiconductor surface Randall S. Geels, Julian S. Osinski, David F. Welch 1999-08-03
5926726 In-situ acceptor activation in group III-v nitride compound semiconductors David P. Bour, G.A. Neville Connell 1999-07-20
5914978 Semiconductor gain medium with multimode and single mode regions David F. Welch, David G. Mehuys 1999-06-22
5894492 Semiconductor laser with integral spatial mode filter David F. Welch, David G. Mehuys 1999-04-13
5875053 Periodic electric field poled crystal waveguides Jonas Webjorn, Robert G. Waarts, Derek W. Nam 1999-02-23
5870512 Optimized interferometrically modulated array source Thomas L. Koch 1999-02-09
5864574 Semiconductor gain medium with a light Divergence region that has a patterned resistive region David F. Welch, David G. Mehuys 1999-01-26
5799028 Passivation and protection of a semiconductor surface Randall S. Geels, Julian S. Osinski, David F. Welch 1998-08-25
5715268 Laser amplifiers with suppressed self oscillation Robert J. Lang, David F. Welch, Ross A. Parke 1998-02-03
5713654 Addressable laser vehicle lights 1998-02-03