RS

Ronald F. Stewart

OP Orica Explosives Technology Pty: 10 patents #1 of 87Top 2%
IC ICI: 3 patents #456 of 2,189Top 25%
Overall (All Time): #383,733 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
9091519 Apparatus and method for blasting Charles Michael Lownds, Howard A. Bampfield 2015-07-28
9091518 Apparatus and method for blasting Charles Michael Lownds, Howard A. Bampfield 2015-07-28
8839720 Security enhanced blasting apparatus, and method of blasting 2014-09-23
8395878 Methods of controlling components of blasting apparatuses, blasting apparatuses, and components thereof Michael J. McCann 2013-03-12
8385042 Selective control of wireless initiation devices at a blast site Michael J. McCann 2013-02-26
7958824 Security enhanced blasting apparatus, and method of blasting 2011-06-14
7810430 Wireless detonator assemblies, corresponding blasting apparatuses, and methods of blasting Sek Kwan Chan, Howard A. Bampfield 2010-10-12
7778006 Wireless electronic booster, and methods of blasting David Geoffrey Anderson, Michael J. McCann 2010-08-17
7568429 Wireless detonator assembly, and methods of blasting Dirk Hummel, Michael J. McCann 2009-08-04
RE37689 Low energy fuse and method of manufacture David J. Welburn, David M. Welsh, Robert C. Greenhorn 2002-05-07
5509355 Low energy fuse and method of manufacture David J. Welburn, David M. Welsh, Robert C. Greenhorn 1996-04-23
5317974 Low energy fuse and method and manufacture David J. Welburn, David M. Welsh, Robert C. Greenhorn 1994-06-07
5166470 Low energy fuse 1992-11-24