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For the Inventor, By the Inventor

Artarmon, Australia

Warman International Limited

Calculating rank
USPTO Granted Patents = 38

Forward Citations = 418

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21 inventors (with patents filed for the assignee):

goldMedal Anthony Grzina (10 out of 11 patents)

silverMedal Kevin Edward Burgess (6 out of 31 patents)

bronzeMedal Brian Leslie Rogers (6 out of 7 patents)

4.  Michael Arthur West (6 out of 6 patents)

5.  Alvin A Kimpel (4 out of 5 patents)

6.  Craig I Walker (4 out of 4 patents)

7.  Kevin Dolman (2 out of 7 patents)

8.  Brian S Owens (2 out of 2 patents)

9.  Milton E Jennings (2 out of 3 patents)

10.  Hans Gugger (2 out of 2 patents)

11.  John Ackland (2 out of 2 patents)

12.  Allan Clifford Wightley (2 out of 2 patents)

13.  Leslie A Ray (1 out of 1 patent)

14.  Philip N Mitchell (1 out of 1 patent)

15.  Charles H Warman (1 out of 1 patent)


Core Competencies:
Froth Pumps
Centrifugal Pump
Hydrocyclone
Gland Seal Assembly
Pump Casing
Impeller
Split Seat Gate Valve
Elastomeric Seal
Pump Housing
Solid/Fluid Separation
Microstructurally Refined Castings
High Pressure Pump

38 patents:

1. 6619910 - Froth pumps (2003-09-16),
2. 6609300 - Pump impeller and method (2003-08-26),
3. D464067 - Feed housing for a hydrocyclone feed assembly (2002-10-09),
4. D456429 - Feed housing liner for a hydrocyclone feed assembly (2002-05-01),
5. 6106230 - Centrifugal pump (2000-08-22),
6. D415507 - Hydrocyclone feed assembly cover liner (1999-10-19),
7. D415182 - Hydrocyclone feed assembly housing (1999-10-12),
8. D415181 - Hydrocyclone feed assembly housing liner (1999-10-12),
9. D414789 - Hydrocyclone feed assembly cover (1999-10-05),
10. 5803152 - Microstructurally refined multiphase castings (1998-09-08),
11. 5772218 - Uniform compression gland seal assembly (1998-06-30),
12. 5685692 - Pump housing assembly (1997-11-11),
13. D381339 - Pump casing (1997-07-22),
14. 5642892 - Gland seal assembly housing (1997-07-01),
15. 5609468 - Centrifugal seal assembly (1997-03-11),
Company Overview
Warman International Limited is a prominent engineering company based in Artarmon, Australia, specializing in the design and manufacture of high-performance pumps and related equipment. The company focuses on delivering innovative solutions for various industries, including mining, oil and gas, and water management. With a commitment to quality and reliability, Warman International leverages advanced technology and engineering expertise to meet the diverse needs of its global clientele, ensuring efficient and sustainable operations across multiple sectors.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

38 Patents

#1 in Artarmon

#84 in Australia

#17,860 in the World

Artarmon, AU
Artarmon, Australia

Warman International Limited

Forward Citations = 418

21 inventors:

goldMedal Anthony Grzina (10 out of 11 patents)

silverMedal Kevin Edward Burgess (6 out of 31 patents)

bronzeMedal Brian Leslie Rogers (6 out of 7 patents)

4.  Michael Arthur West (6 out of 6 patents)

5.  Alvin A Kimpel (4 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Warman International Limited. Retrieved from https://idiyas.com/company/warman-international

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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