Grabau; Ted D.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Grabau; Ted D..The latest application filed is for "predictive algorithm of welding distortion resultant from adding flanges to a butt weld or socket weld end of valve body casting".

Company Profile

0.11.12

Grabau; Ted D. - Marshalltown IA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Predictive algorithm of welding distortion resultant from adding flanges to a butt weld or socket weld end of valve body casting Grant 11,253,941 - Grabau February 22, 2	2022-02-22
Predictive Algorithm of Welding Distortion Resultant from Adding Flanges to a Butt Weld or Socket Weld End of Valve Body Casting App 20170326668 - Grabau; Ted D.	2017-11-16
Graphite/metal valve seal assembly for high temperature control valves Grant 9,360,128 - Grabau June 7, 2	2016-06-07
Composite dynamic valve seal assembly for high temperature control valves Grant 9,341,273 - Grabau May 17, 2	2016-05-17
Bellows energized seal assembly for a rotary control valve Grant 9,052,022 - Anderson , et al. June 9, 2	2015-06-09
Composite Dynamic Valve Seal Assembly For High Temperature Control Valves App 20140264128 - Grabau; Ted D.	2014-09-18
Graphite/metal Valve Seal Assembly For High Temperature Control Valves App 20140264129 - Grabau; Ted D.	2014-09-18
Bellows Energized Seal Assembly for a Rotary Control Valve App 20130015383 - Anderson; Shawn W. ; et al.	2013-01-17
Pneumatic actuator having diaphragm retention ring Grant 8,152,132 - McCarty , et al. April 10, 2	2012-04-10
Pneumatic Actuator Having Diaphragm Retention Ring App 20100193716 - McCarty; Michael W. ; et al.	2010-08-05
Fluid pressure reduction device for high pressure-drop ratios Grant 7,766,045 - Fagerlund , et al. August 3, 2	2010-08-03
Vulcanized Rubber Composition and Articles Manufactured Therefrom App 20080048145 - Grabau; Ted D.	2008-02-28
Fluid Pressure Reduction Device for High Pressure-Drop Ratios App 20080023086 - Fagerlund; Allen C. ; et al.	2008-01-31
Vulcanized rubber composition and articles manufactured therefrom Grant 7,288,323 - Grabau October 30, 2	2007-10-30
Flexible seals for process control valves App 20070138429 - Hutchens; Wilbur Dean ; et al.	2007-06-21
Vulcanized rubber composition and articles manufactured therefrom App 20050107548 - Grabau, Ted D.	2005-05-19
Low adhesion additive App 20050082766 - Lovell, Michel K. ; et al.	2005-04-21
Valve plug seal assembly Grant 6,840,520 - Faas , et al. January 11, 2	2005-01-11
Valve plug seal assembly App 20040145120 - Faas, Wayne R. ; et al.	2004-07-29
Fugitive emission sensing system Grant 6,345,234 - Dilger , et al. February 5, 2	2002-02-05
Polymer reinforced fluid seal Grant 5,823,540 - Grabau , et al. October 20, 1	1998-10-20

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