WH

William H. Hardgrove

GC Green Tokai Co.: 6 patents #2 of 14Top 15%
📍 Libby, MT: #1 of 23 inventorsTop 5%
🗺 Montana: #288 of 3,198 inventorsTop 10%
Overall (All Time): #663,989 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
6592173 Method of making fused film plastic parts and parts made by such methods Hiroaki Yamamoto, Michael Andrew Swartz, Andrew G. Yorde 2003-07-15
6436329 Method of making fused film plastic parts and parts made by such methods Hiroaki Yamamoto, Michael Andrew Swartz, Andrew G. Yorde 2002-08-20
6277319 Method for trimming shaped plastic workpieces Michael Andrew Swartz, Andrew G. Yorde 2001-08-21
6099284 Pressure-activated gas injection valve for an injection molding apparatus 2000-08-08
5783287 Method of insert molding plastic parts to provide covered edge surfaces and plastic parts made thereby Hiroaki Yamamoto 1998-07-21
5599608 Method of insert molding plastic parts to provide covered edge surfaces and plastic parts made thereby Hiroaki Yamamoto 1997-02-04
D286007 Wire clamping tool 1986-10-07
4185403 Snow removal and transport device 1980-01-29