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For the Inventor, By the Inventor

Warrendale, PA, United States of America

Siemens Water Technologies Holding Corp.

Calculating rank
USPTO Granted Patents = 31

% Expired Patents = 32.3



Trademarks = 15

Forward Citations = 414

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45 inventors (with patents filed for the assignee):

goldMedal Anil D Jha (8 out of 40 patents)

silverMedal Frederick C Wilkins (6 out of 42 patents)

bronzeMedal Li-Shiang Liang (5 out of 73 patents)

4.  Evgeniya Freydina (5 out of 35 patents)

5.  Aytac Sezgi (5 out of 12 patents)

6.  Reshma Madhusudan (4 out of 11 patents)

7.  James Paul Harshman (3 out of 10 patents)

8.  David L Morano (3 out of 8 patents)

9.  Emile O Montminy (3 out of 7 patents)

10.  Jeffrey Rhodes (3 out of 3 patents)

11.  David J Hunniford (3 out of 9 patents)

12.  Jonathan H Wood (2 out of 10 patents)

13.  John W Arba (2 out of 8 patents)

14.  Gary V Zoccolante (2 out of 5 patents)

15.  Richard Dennis, Ii (2 out of 2 patents)


Core Competencies:
Water Treatment
Wastewater Control
Fluid Purification
Reverse Osmosis
Activated Carbon
Odor Control
Nitrate Reduction
Phosphorus Removal
Wet Oxidation
Hydrocyclone
Aeration Diffuser
Vibratory Mixer

31 patents:

1. 7867401 - Water treatment control systems and methods of use (2011-01-11),
2. 7862700 - Water treatment system and method (2011-01-04),
3. 7850822 - System and method of wet oxidation of a viscose process stream (2010-12-14),
4. 7658828 - Regeneration of adsorption media within electrical purification apparatuses (2010-02-09),
5. 7604725 - Water treatment system and method (2009-10-20),
6. 7582198 - Water treatment system and method (2009-09-01),
7. 7572359 - Apparatus for fluid purification and methods of manufacture and use thereof (2009-08-11),
8. 7563351 - Water treatment system and method (2009-07-21),
9. 7563311 - Activated carbon for odor control (2009-07-21),
10. 7501061 - Production of water for injection using reverse osmosis (2009-03-10),
11. 7488423 - System and method of slurry treatment (2009-02-10),
12. 7481929 - Water treatment system (2009-01-27),
13. 7481918 - Vibratory mixer (2009-01-27),
14. 7413654 - Wastewater treatment control (2008-08-19),
15. 7404884 - Injection bonded articles and methods (2008-07-29),
Company Overview
Siemens Water Technologies Holding Corp. specializes in providing innovative solutions for water treatment and management. The company develops advanced technologies aimed at enhancing water quality and sustainability across various sectors, including industrial, municipal, and environmental applications. With a strong focus on research and development, Siemens Water Technologies is committed to addressing global water challenges through efficient and effective treatment processes, contributing to a cleaner and more sustainable future.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

Siemens Water Technologies Holding Corp. USPTO Patent Assignee Logo
31 Patents

#5 in Warrendale, PA

#397 in Pennsylvania

#10,946 in US

#21,301 in the World

Warrendale, PA (US)
Warrendale, PA, United States of America

Siemens Water Technologies Holding Corp.

Forward Citations = 414

45 inventors:

goldMedal Anil D Jha (8 out of 40 patents)

silverMedal Frederick C Wilkins (6 out of 42 patents)

bronzeMedal Li-Shiang Liang (5 out of 73 patents)

4.  Evgeniya Freydina (5 out of 35 patents)

5.  Aytac Sezgi (5 out of 12 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Siemens Water Technologies Holding Corp.. Retrieved from https://idiyas.com/company/siemens-water-technologies-holding

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]
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