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

Charles R. Barrows

INInterlogix: 1 patents #6 of 17Top 40%
Tektronix: 1 patents #823 of 1,698Top 50%
Portland, OR: #4,612 of 9,213 inventorsTop 55%
Oregon: #12,654 of 28,073 inventorsTop 50%
Overall (All Time): #2,227,079 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6239736 Range-gated radar motion detector Kevin B. McDonald, Stephen K. Bigelow, Steven J. McCoy 2001-05-29
4583233 Method of monitoring suitability of a transmission path for transmission of digital data signals, and apparatus for use in carrying out the method 1986-04-15