JB

John K. Billings

UA Ultrasonic Arrays: 2 patents #1 of 6Top 20%
📍 Snohomish, WA: #1 of 12 inventorsTop 9%
🗺 Washington: #71 of 1,406 inventorsTop 6%
Overall (1989): #24,158 of 140,708Top 20%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4888086 Ultrasonic method James M. Hossack, Jeffrey E. Powers 1989-12-19
4887246 Ultrasonic apparatus, system and method James M. Hossack, Jeffry E. Powers 1989-12-12