RB

Roy L. Bell

CL Coal Industry (Patents) Limited: 2 patents #41 of 230Top 20%
IN Intel: 2 patents #13,213 of 30,777Top 45%
SD Sumitomo Metal (Smi) Electronics Device: 1 patents #20 of 51Top 40%
📍 Burton-on-Trent, AZ: #1 of 1 inventorsTop 100%
Overall (All Time): #1,050,794 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5917239 Recessed or raised characters on a ceramic lid Kin Gan 1999-06-29
5821455 Lid with variable solder layer for sealing semiconductor package, package having the lid and method for producing the lid Tetsuya Yamamoto, Hideyuki Yoshino, Akihiro Hidaka, Rusli Othman 1998-10-13
4339216 Equipment for laying a layer of elongate material adjacent to an exposed rock or mineral surface in an underground mine 1982-07-13
4230371 Equipment for laying a layer of elongate material Dennis A. Gillard, Peter B. Watt, Brian W. Cartledge, Barry Millhouse, Michael Cheese +1 more 1980-10-28
4229043 Cowl arrangements for mining machines James B. Garner, Douglas Salmon 1980-10-21