TM

Thomas A. Mefferd

CM Columbus Mckinnon: 4 patents #2 of 75Top 3%
SR Safe Rack: 4 patents #7 of 17Top 45%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #515,917 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
8869335 Gangway and method for manufacturing same Robert Honeycutt 2014-10-28
8782838 Fall restraint equipment component and method for manufacturing the same Robert Honeycutt 2014-07-22
8261393 Fall restraint equipment component and method for manufacturing the same Robert Honeycutt 2012-09-11
7950095 Gangway and method for manufacturing same Robert Honeycutt 2011-05-31
5556077 Air lifting and balancing unit Robert O. Braesch, Peter L. Hong, Michael D. Olson 1996-09-17
5520368 Air lifting and balancing unit with constant force pneumatic circuit Robert O. Braesch, Michael D. Olson 1996-05-28
5517821 Pneumatic control circuit for applying constant force Robert O. Braesch, Peter L. Hong, Michael D. Olson 1996-05-21
5479787 Air-conditioned booth with vending unit Steven Carter 1996-01-02
5439200 Air lifting and balancing unit Robert O. Braesch, Peter L. Hong, Michael D. Olson 1995-08-08
D254608 Combined hoisting and positioning arm Paul S. Mefferd 1980-04-01