RW

Richard D. Williamson

TM The Marley-Wylain: 2 patents #9 of 33Top 30%
Motorola: 1 patents #6,475 of 12,470Top 55%
TC Twin City Fan Companies: 1 patents #5 of 23Top 25%
📍 Hugo, MN: #38 of 152 inventorsTop 25%
🗺 Minnesota: #13,602 of 52,454 inventorsTop 30%
Overall (All Time): #1,022,708 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
8025477 Plenum/plug fan assembly Radha Krishna Ganesh, Jonathan Weeks, Tatyana S. Solomakhova 2011-09-27
5171128 Fan wheel for a fan or blower assembly Michael J. Franklin 1992-12-15
4411453 Fan or blower assembly Donald F. Philipps 1983-10-25
4391883 Housing arrangement with breakaway battery access door George J. Selinko 1983-07-05
4253796 Fan or blower assembly Donald F. Philipps 1981-03-03