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For the Inventor, By the Inventor

Warrendale, PA, United States of America

Siemens Water Technologies Pte. Ltd.


USPTO Granted Patents = 63

% Expired Patents = 36.5



Trademarks = 13

Forward Citations = 1,735

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86 inventors (with patents filed for the assignee):

goldMedal Edward John Jordan (10 out of 20 patents)

silverMedal Fufang Zha (8 out of 35 patents)

bronzeMedal Heinz-Joachim Muller (6 out of 9 patents)

4.  Daniel Edward Mullette (5 out of 9 patents)

5.  Wenjun Liu (5 out of 14 patents)

6.  Warren Thomas Johnson (5 out of 26 patents)

7.  Evgeniya Freydina (4 out of 35 patents)

8.  Dennis J Barnes (4 out of 6 patents)

9.  Joseph Edward Zuback (4 out of 28 patents)

10.  Steven E Woodard (3 out of 24 patents)

11.  Frederick C Wilkins (3 out of 42 patents)

12.  Roger William Phelps (3 out of 13 patents)

13.  Anil D Jha (3 out of 40 patents)

14.  David John Cox (3 out of 12 patents)

15.  Glenn W Holden (3 out of 5 patents)


Core Competencies:
Wastewater Treatment
Membrane Filtration
Biological Phosphorus Removal
Odor Control Systems
Airlift Pump
Hybrid Aerobic Systems
Desalination
Filtration Apparatus
Gas Transfer Membrane
Electrically-Driven Separation
Ballasted Anaerobic System
Modified Membranes

63 patents:

1. 8673142 - System for enhancing a wastewater treatment process (2014-03-18),
2. 8658043 - Water treatment system and method (2014-02-25),
3. 8652336 - Ultraviolet light activated oxidation process for the reduction of organic carbon in semiconductor process water (2014-02-18),
4. 8652331 - Membrane system backwash energy efficiency (2014-02-18),
5. 8627560 - Methods of making a cell stack for an electrical purification apparatus (2014-01-14),
6. 8623213 - Hybrid aerobic and anaerobic wastewater and sludge treatment systems and methods (2014-01-07),
7. 8623205 - Ballasted anaerobic system (2014-01-07),
8. 8623202 - Infiltration/inflow control for membrane bioreactor (2014-01-07),
9. 8622222 - Membrane cleaning with pulsed airlift pump (2014-01-07),
10. 8591740 - Method and system for biofouling control of shipboard components (2013-11-26),
11. 8585882 - Systems and methods for water treatment (2013-11-19),
12. 8540877 - Ballasted sequencing batch reactor system and method for treating wastewater (2013-09-24),
13. 7938966 - Backwash method (2011-05-10),
14. D637208 - Airlift pump (2011-05-03),
15. 7931808 - Sequencing batch reactor with continuous membrane filtration and solids reduction (2011-04-26),
Company Overview
Siemens Water Technologies Pte. Ltd., based in Warrendale, PA, specializes in advanced solutions for wastewater treatment. The company focuses on innovative technologies such as membrane filtration, biological phosphorus removal, and odor control systems. Its expertise extends to hybrid aerobic systems and airlift pumps, addressing complex challenges in water management. Siemens Water Technologies is committed to enhancing water quality and sustainability through effective desalination and filtration apparatus, contributing to environmental preservation and resource efficiency.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

Siemens Water Technologies Pte. Ltd. USPTO Patent Assignee Logo
63 Patents

#2 in Warrendale, PA

#217 in Pennsylvania

#5,760 in US

#11,627 in the World

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

Siemens Water Technologies Pte. Ltd.

Forward Citations = 1,735

86 inventors:

goldMedal Edward John Jordan (10 out of 20 patents)

silverMedal Fufang Zha (8 out of 35 patents)

bronzeMedal Heinz-Joachim Muller (6 out of 9 patents)

4.  Daniel Edward Mullette (5 out of 9 patents)

5.  Wenjun Liu (5 out of 14 patents)

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

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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