DN

Donald R. Newcomb

BE Butternut Electronics: 11 patents #1 of 1Top 100%
📍 Morris, MN: #1 of 97 inventorsTop 2%
🗺 Minnesota: #5,333 of 52,454 inventorsTop 15%
Overall (All Time): #358,200 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
5016021 12 and 17 meter adapter assemblies 1991-05-14
4833483 Vertical antenna 1989-05-23
4785308 Antenna 1988-11-15
D288564 Antenna 1987-03-03
4630060 Vertical antenna with decoupling sections for multiband operation 1986-12-16
D285444 Antenna 1986-09-02
D284936 Antenna element-boom clamp 1986-08-05
4593289 Multi-band dipole antenna with matching stubs 1986-06-03
D277483 Antenna 1985-02-05
4496952 Trap vertical antenna with parallel L-C circuits for broadbanding 1985-01-29
4442436 Vertical antenna 1984-04-10
4259672 Multi-band vertical antenna 1981-03-31
4222053 Multi-band vertical antenna 1980-09-09
4209790 Vertical antenna with stub cancellation means 1980-06-24