GP

Grant David Purvis

HD Headwaters Research & Development: 2 patents #12 of 27Top 45%
Overall (All Time): #1,277,446 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6283930 Travel massage brush David M. Raffo, Troy G. Anderson, Rudy A. Vandenbelt 2001-09-04
6071215 Multi-mode exercise machine David M. Raffo 2000-06-06
D406650 Massage brush David M. Raffo, Troy G. Anderson, Rudy A. Vandenbelt 1999-03-09
D291029 Brush Raymond F. Grout, Grant Harrison 1987-07-28