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For the Inventor, By the Inventor

Charlotte, NC, United States of America

Spx Corporation


USPTO Granted Patents = 614

% Expired Patents = 28.0



Trademarks = 160

Forward Citations = 9,364

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468 inventors (with patents filed for the assignee):

goldMedal Kurt R Raichle (51 out of 55 patents)

silverMedal John L Schadler (36 out of 44 patents)

bronzeMedal Kenneth W Manz (26 out of 40 patents)

4.  Troy J Liebl (25 out of 33 patents)

5.  Hamid Namaky (24 out of 47 patents)

6.  Durval S Ribeiro (24 out of 24 patents)

7.  Manokar Chinnadurai (20 out of 40 patents)

8.  Scott Krampitz (20 out of 22 patents)

9.  Garret Miller (17 out of 32 patents)

10.  William C Brown (17 out of 36 patents)

11.  Robert Kochie (16 out of 36 patents)

12.  Harry M Gilbert (16 out of 30 patents)

13.  Andre Skalina (16 out of 16 patents)

14.  Gary P Murray (16 out of 35 patents)

15.  Drew J Van Norman (14 out of 15 patents)


Core Competencies:
Fare Collection
Diagnostic Tools
Antenna Designs
Lighting Systems
Cooling Systems
Battery Testing
Signal Detection
Wireless Communication
Refrigerant Recovery
Vehicle Communication
Obstruction Lighting
Diagnostic Testing

614 patents:

1. 10028354 - Lighting status signaling system and method (2018-07-17),
2. 9942969 - Obstructions lighting system and process having operating modes (2018-04-10),
3. 9719351 - Rotary vane motor with split vane (2017-08-01),
4. 9694329 - Mixer assembly apparatus and method (2017-07-04),
5. 9602215 - Dynamic fare collection data probe (2017-03-21),
6. 9428282 - Obstruction light having wireless status transmission capability (2016-08-30),
7. 9327256 - Impeller assembly apparatus and method (2016-05-03),
8. 9236908 - Obstruction lighting and power line communication system (2016-01-12),
9. 8998443 - Beacon light having a lens (2015-04-07),
10. 8998172 - Ball valve seat seal (2015-04-07),
11. 8992049 - Light having an omnidirectional ambient light collector (2015-03-31),
12. D725340 - Fare collection box (2015-03-24),
13. 8979507 - Internally directed air jet cooling for a hydraulic pump (2015-03-17),
14. D724088 - Remote fare reader (2015-03-10),
15. 8926148 - Beacon light having a lens (2015-01-06),
Company Overview
Spx Corporation, headquartered in Charlotte, NC, specializes in advanced vehicle diagnostics and related technologies. The company focuses on developing innovative solutions in areas such as fare collection, diagnostic tools, and antenna designs. Additionally, Spx is involved in creating lighting systems, cooling systems, and battery testing technologies, emphasizing wireless communication and signal detection. Their expertise supports a wide range of applications in the automotive and transportation sectors, contributing to enhanced operational efficiency and performance.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

Spx Corporation USPTO Patent Assignee Logo
614 Patents

#10 in Charlotte, NC

#28 in North Carolina

#811 in US

#1,598 in the World

Charlotte, NC (US)
Charlotte, NC, United States of America

Spx Corporation

Forward Citations = 9,364

468 inventors:

goldMedal Kurt R Raichle (51 out of 55 patents)

silverMedal John L Schadler (36 out of 44 patents)

bronzeMedal Kenneth W Manz (26 out of 40 patents)

4.  Troy J Liebl (25 out of 33 patents)

5.  Hamid Namaky (24 out of 47 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Spx Corporation. Retrieved from https://idiyas.com/company/spx

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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