SF

Stephen P. Farwell

BL Bs&B Safety Systems Limited: 21 patents #2 of 66Top 4%
📍 Owasso, OK: #7 of 206 inventorsTop 4%
🗺 Oklahoma: #367 of 12,736 inventorsTop 3%
Overall (All Time): #196,219 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
10139005 Pressure relief device integrity sensor Geof Brazier, John Tomasko, Liam Fitzgerald, Hughie Leahy 2018-11-27
8910425 Fatigue resistant pressure relief assembly 2014-12-16
8517041 Pressure relief device assemblies Gregory P. Klein, Geoffrey Brazier, Gary M. Plunkett 2013-08-27
7784482 Pressure relief device assemblies Gregory P. Klein, Geoffrey Brazier, Gary M. Plunkett 2010-08-31
6792964 Pressure relief device assemblies Gregory P. Klein, Geoffrey Brazier, Gary M. Plunkett 2004-09-21
6192914 Rupture disk safety member 2001-02-27
6098495 Rotatable valve assembly Zhenggang Wang, John Tomasko 2000-08-08
5996605 Rupture disk safety member 1999-12-07
5984269 Rotatable valve assembly Edward H. Short, III, John Tomasko 1999-11-16
5974851 Rupture disk apparatus and methods 1999-11-02
5947445 Rotatable valve assembly Zhenggang Wang, John Tomasko 1999-09-07
5934308 Rupture disk apparatus and methods 1999-08-10
5678307 Method of manufacturing rupturable pressure relieving apparatus 1997-10-21
5607140 Rotatable valve assembly Edward H. Short, III, John Tomasko 1997-03-04
5579942 Vacuum support and rupture disk assembly Steven S. Palmer, Tom Chau 1996-12-03
5570803 Rupturable pressure relieving apparatus and methods of manufacturing the same 1996-11-05
5499649 Pressure surge resistant rupture disk assembly John Tomasko 1996-03-19
5482075 Pressure surge resistant rupture disk assembly Zhenggang Wang 1996-01-09
5413237 Nonfragmenting rupture disk assemblies and methods 1995-05-09
5377716 Pressure surge resistant rupture disk assembly Zhenggang Wang 1995-01-03
5368180 Perforated rupture disk assembly Edward H. Short, III, John Tomasko 1994-11-29
5305775 Apparatus and method for preventing fragmentation of a rupture disk 1994-04-26