WC

William Charles Calhoun

HC Heathkit Company: 1 patents #1 of 4Top 25%
📍 Richland, WA: #25 of 96 inventorsTop 30%
🗺 Washington: #2,749 of 9,973 inventorsTop 30%
Overall (2025): #175,316 of 469,880Top 40%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12298376 Accurate and model-based measurement and management systems and methods Andrew S. Cromarty, Donald J. Peterson, Jasen Levoy 2025-05-13