% Expired Patents = 33.3

CIPO Patents = 2

Forward Citations = 42

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2 inventors (with patents filed for the assignee):

Kris L Church (2 out of 13 patents)

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

Paul B Soderberg (9 patents)

3 patents: Sort by Forward Citations

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),

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

3 Patents

#42 in Conroe, TX

#4,791 in Texas

#73,860 in US

Conroe, TX, United States of America

Hemiwedge Valve Corporation

Forward Citations = 42

2 inventors:

Kris L Church (2 out of 13 patents)

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

Paul B Soderberg (9 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hemiwedge Valve Corporation. Retrieved from https://idiyas.com/company/hemiwedge-valve

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

2 patents (CIPO):

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]