DW

David E. Welsh

CN Calient Networks: 4 patents #3 of 35Top 9%
📍 Tustin, CA: #3 of 97 inventorsTop 4%
🗺 California: #1,346 of 28,370 inventorsTop 5%
Overall (2004): #16,172 of 270,089Top 6%
4
Patents 2004

Issued Patents 2004

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6819815 Method and apparatus for indirect adjustment of optical switch reflectors Charles M. Corbalis, John E. Bowers, Shifu Yuan, Roger Helkey 2004-11-16
6819824 Optical switch package James R. Sechrist, John E. Bowers, Adrian John Keating, Xuezhe Zheng, David Henry Kinghorn +3 more 2004-11-16
6792177 Optical switch with internal monitoring Roger Helkey, Adrian John Keating, Daniel J. Blumenthal, Walter Fant 2004-09-14
6681473 Method and apparatus for hermetically sealing fiber array blocks Bin Liu, R. Kehl Sink, Yuanjian Xu 2004-01-27