P

Inventor

WELSH DAVID

US10 patents
⚠️ This page may combine multiple inventors who share the name “WELSH DAVID”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CALIENT NETWORKS INC

3 patents
US6668108B1Dec 23, 2003

Optical cross-connect switch with integrated optical signal tap

CALIENT NETWORKS INC171 citations96
US6643425B1Nov 4, 2003

Optical switch having switch mirror arrays controlled by scanning beams

CALIENT NETWORKS INC34 citations91
US6681473B1Jan 27, 2004

Method and apparatus for hermetically sealing fiber array blocks

CALIENT NETWORKS INC12 citations71

CALIENT NETWORKS

3 patents
US6819815B1Nov 16, 2004

Method and apparatus for indirect adjustment of optical switch reflectors

CALIENT NETWORKS54 citations91
US6950215B2Sep 27, 2005

Method and apparatus for monitoring optical switches

CALIENT NETWORKS16 citations80
US6819824B1Nov 16, 2004

Optical switch package

CALIENT NETWORKS5 citations58

MICROSOFT CORP

1 patent
US7433838B2Oct 7, 2008

Realizing legally binding business contracts through service management models

MICROSOFT CORP80 citations95

HELKEY ROGER JONATHAN

1 patent
US8639069B1Jan 28, 2014

Wavelength dependent optical switch

HELKEY ROGER JONATHAN23 citations88

UNILENS CORP USA

1 patent
US5381190AJan 10, 1995

Low vision lens assembly with adhesive coupling ring

UNILENS CORP USA22 citations82

ARCO POLYMERS INC

1 patent
US4209594AJun 24, 1980

Thermoplastic elastomer blends having improved resistance to oil

ARCO POLYMERS INC10 citations73