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For the Inventor, By the Inventor

Silver Lake, WI, United States of America

Elmer S Welch

This inventor holds 12 USPTO granted patents. Top assignees: V. Q. Corp., Superior Stainless, Inc., Ashear, Ltd.. Active years: 1982-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Elmer S Welch. Retrieved from https://idiyas.com/inventor/elmer-s-welch

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

USPTO Granted Patents = 12

% Patents Active = 100.0

Average Co-Inventor Count = 1.0

ph-index = 7

Forward Citations = 168(Granted Patents)


Company Filing History:

goldMedal6 out of 14 
 
V. Q. Corp.
 patents
silverMedal2 out of 2 
 
Superior Stainless, Inc.
 patents
bronzeMedal1 out of 1 
 
Ashear, Ltd.
 patent
4. 1 out of 1 
 
Sani-Matic, a Division of Dec International, Inc.
 patent
5. 2 out of 834,453 
Other
 patents

Years Active: 1982-2009

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12 patents (USPTO):Explore Patents
1. 7500491 - Sanitary fluid pressure control valve (2009-03-10),
2. 6837693 - Fluid-pumping system employing piston-driven pump and employing at least one pulsation dampener (2005-01-04),
3. 6669455 - Fluid-pumping system employing air-driven pump and employing at least one pulsation dampener (2003-12-30),
4. 5807427 - Gas/liquid separator with controllable variable liquid level (1998-09-15),
5. 5603826 - Return pump system for use with clean-in-place system for use with (1997-02-18),
6. 5398733 - Readily cleaned liquid transfer system (1995-03-21),
7. 5392797 - Single motive pump, clean-in-place system, for use with piping systems (1995-02-28),
8. 5096396 - Rotary apparatus having passageways to clean seal chambers (1992-03-17),
9. 5070897 - Flow controller (1991-12-10),
10. 4979441 - Pulsation dampener (1990-12-25),
11. 4339111 - Clean in place diaphragm valve (1982-07-13),
12. 4311164 - Valve handle retention system (1982-01-19),

Title: Elmer S Welch: Innovator in Fluid Control Technologies

Introduction

Elmer S Welch is a notable inventor based in Silver Lake, WI (US). He has made significant contributions to the field of fluid control technologies, holding a total of 12 patents. His innovative designs have advanced the efficiency and functionality of various fluid systems.

Latest Patents

Among his latest patents is the "Sanitary Fluid Pressure Control Valve." This invention features a valve body with an input side and a discharge side, incorporating a reciprocable plug that regulates fluid flow based on pressure differentials. Another significant patent is for a "Fluid-Pumping System Employing Piston-Driven Pump and Employing at Least One Pulsation Dampener." This system is designed to dampen pressure pulsations in fluid systems, enhancing performance and reliability.

Career Highlights

Throughout his career, Elmer has worked with various companies, including V. Q. Corp. His experience in the industry has allowed him to develop practical solutions to complex fluid control challenges.

Collaborations

Elmer has collaborated with professionals such as Douglas B Edwards, contributing to the advancement of fluid control technologies.

Conclusion

Elmer S Welch's innovative work in fluid control systems has made a lasting impact on the industry. His patents reflect a commitment to improving efficiency and functionality in fluid management.

Profile summary based on public USPTO records.
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]
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