Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
CH

Charles E. Hobrecht

VAVarian: 1 patents #283 of 684Top 45%
Sunnyvale, CA: #10,174 of 14,302 inventorsTop 75%
California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #4,097,805 of 4,157,543Top 100%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4292567 In-band resonant loss in TWT's Cliff D. Fritchle, Allan W. Scott 1981-09-29