logo

For the Inventor, By the Inventor

Conroe, TX, United States of America

Hemiwedge Valve Corporation


USPTO Granted Patents = 3

% Expired Patents = 33.3


Forward Citations = 42

Loading Chart...
Loading Chart...

2 inventors (with patents filed for the assignee):

goldMedal Kris L Church (2 out of 13 patents)

silverMedal Jeannette Soderberg, Legal Representative (1 out of 1 patent)

bronzeMedal Paul B Soderberg (9 patents)


3 patents:

1. 7836909 - Rotatable wedge valve mechanism and method for manufacture (2010-11-23),
2. 7484523 - Rotatable wedge cartridge valve mechanism and method for assembly and disassembly (2009-02-03),
3. 7357145 - High-pressure, hemi-wedge cartridge valve (2008-04-15),
logo

Company Badge

USPTO Data Jan 1 1976 - Sep 22 2026

3 Patents

#42 in Conroe, TX

#4,784 in Texas

#73,717 in US

Conroe, TX (US)
Conroe, TX, United States of America

Hemiwedge Valve Corporation

Forward Citations = 42

2 inventors:

goldMedal Kris L Church (2 out of 13 patents)

silverMedal Jeannette Soderberg, Legal Representative (1 out of 1 patent)

bronzeMedal Paul B Soderberg (9 patents)

Please report any incorrect information to [email protected]
Loading…