Inventor

MATHEWS DONALD

US4 patents

⚠️ This page may combine multiple inventors who share the name “MATHEWS DONALD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CLAYMAX CORP

2 patents

US5900085AMay 4, 1999

Method of manufacturing a geosynthetic clay liner

CLAYMAX CORP18 citations89

US5584609ADec 17, 1996

Geosynthetic clay liner and method of manufacture

CLAYMAX CORP10 citations70

(unassigned)

1 patent

US6675916B1Jan 13, 2004

Boring machine and auger bit

22 citations86

BELLSOUTH INTELLECT PTY CORP

1 patent

US6955234B1Oct 18, 2005

Auger bit

BELLSOUTH INTELLECT PTY CORP1 citations48