RW

Robert H. Welker

WE Welker Engineering: 1 patents #2 of 3Top 70%
📍 Sugar Land, TX: #3 of 45 inventorsTop 7%
🗺 Texas: #331 of 4,134 inventorsTop 9%
Overall (1989): #16,681 of 140,708Top 15%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4850669 Explosion-proof optical fiber connector for a light source Ken Smith 1989-07-25
4830334 Resilient plug construction for a flow regulator incorporating stress limiting means — 1989-05-16