MM

Michael McLean

SA Sandvik Ab: 3 patents #107 of 518Top 25%
SA Sandvik Intellectual Property Ab: 1 patents #389 of 773Top 55%
Overall (All Time): #1,235,204 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8286736 Drill bit, a drill rod and a self drilling roof bolt Steven Weaver 2012-10-16
6799388 Surface working device and attachable protector Steven Weaver, Mark James Truebody 2004-10-05
6309159 Self drilling roof bolt Steven Weaver, Eric Johnson 2001-10-30
6145603 Extension drilling system Steven Weaver 2000-11-14