DW

David F. Welch

SL Spectra Diode Laboratories: 2 patents #3 of 10Top 30%
📍 Atherton, CA: #4 of 28 inventorsTop 15%
🗺 California: #676 of 10,592 inventorsTop 7%
Overall (1989): #29,228 of 140,708Top 25%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4845725 Window laser with high power reduced divergence output Donald R. Scifres 1989-07-04
4809288 Hybrid Y-junction laser array Donald R. Scifres, Peter Cross, William Streifer 1989-02-28