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For the Inventor, By the Inventor

Piqua, OH, United States of America

Crane Pumps & Systems, Inc.


USPTO Granted Patents = 12

% Expired Patents = 16.7



Trademarks = 18

Forward Citations = 73

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27 inventors (with patents filed for the assignee):

goldMedal Mark Kowalak (7 out of 8 patents)

silverMedal Kirk William Neer (4 out of 5 patents)

bronzeMedal Chih Min Lin (3 out of 18 patents)

4.  William James Watkins (3 out of 14 patents)

5.  Brian Mitsch (2 out of 2 patents)

6.  Bruce B Ordway (1 out of 3 patents)

7.  Daniel L Sensel (1 out of 1 patent)

8.  Stephen Pasley (1 out of 1 patent)

9.  Gregory J Gutwein (1 out of 1 patent)

10.  Donald Holder (1 out of 2 patents)

11.  Ivan Schreur (1 out of 1 patent)

12.  Doug Shawver (1 out of 1 patent)

13.  Dan O'Brien (1 out of 1 patent)

14.  Alex Crabtree (1 out of 1 patent)

15.  Dan G Free (1 out of 1 patent)


12 patents:

1. 11471893 - Grinder accessory for pump (2022-10-18),
2. D847863 - Slicer blade and striker plate assembly for a centrifugal pump (2019-05-07),
3. 9181960 - Guide liner for break-away fitting (2015-11-10),
4. 8267640 - Turbine pump with floating raceway (2012-09-18),
5. 8167578 - Switch and float assembly for a pump (2012-05-01),
6. 8128360 - Vortex pump with splitter blade impeller (2012-03-06),
7. 7931473 - Multi-voltage pump with discreet voltage cords (2011-04-26),
8. 7578657 - Enclosed pump switch level control system (2009-08-25),
9. 7357341 - Two stage sewage grinder pump (2008-04-15),
10. 6988676 - Turbine drive rotary spray cleaner (2006-01-24),
11. 6076399 - Level switch filter for sewer basin (2000-06-20),
12. 5924846 - Cover for sewer basin having integral control housing (1999-07-20),
Company Overview
Crane Pumps & Systems, Inc. is a leading manufacturer specializing in the design and production of pumps and pumping systems for various applications. The company focuses on delivering innovative solutions for municipal, industrial, and commercial markets, emphasizing efficiency and reliability. With a strong commitment to quality and customer service, Crane Pumps & Systems leverages advanced engineering and technology to meet the diverse needs of its clients, primarily serving the North American market from its headquarters in Piqua, Ohio.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

Crane Pumps & Systems, Inc. USPTO Patent Assignee Logo
12 Patents

#3 in Piqua, OH

#1,069 in Ohio

#25,557 in US

#48,163 in the World

Piqua, OH (US)
Piqua, OH, United States of America

Crane Pumps & Systems, Inc.

Forward Citations = 73

27 inventors:

goldMedal Mark Kowalak (7 out of 8 patents)

silverMedal Kirk William Neer (4 out of 5 patents)

bronzeMedal Chih Min Lin (3 out of 18 patents)

4.  William James Watkins (3 out of 14 patents)

5.  Brian Mitsch (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Crane Pumps & Systems, Inc.. Retrieved from https://idiyas.com/company/crane-pumps-and-systems

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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