GK

Gary F. Krofchalk

UN Unknown: 4 patents #4,220 of 83,584Top 6%
VI Vortex International: 1 patents #2 of 3Top 70%
Overall (All Time): #635,993 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10166837 Idle reduction system Robert E. Renner, Ann Renner 2019-01-01
6697455 Voice activated dialing apparatus 2004-02-24
6666968 Fluid filtration apparatus Gerald F. Smith, Loran Sutton 2003-12-23
6000587 Clothes hanger having storable hook Eleanor L. Sackett 1999-12-14
5649652 Clothes hanger with storage hook Eleanor L. Sackett 1997-07-22
5370576 Sidewall vent-mounted fan assembly for a truck cab 1994-12-06
5074144 Vehicle performance monitoring system Richard F. Dickey, Courtney Hall 1991-12-24
4945759 Vehicle performance monitoring system Richard F. Dickey, Courtney Hall 1990-08-07