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For the Inventor, By the Inventor

Defiance, OH, United States of America

The Zeller Corporation

Calculating rank
USPTO Granted Patents = 25

Trademarks = 2

Forward Citations = 302

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5 inventors (with patents filed for the assignee):

goldMedal Philip J Mazziotti (17 out of 27 patents)

silverMedal Warren W Weible (7 out of 9 patents)

bronzeMedal Gary L March (2 out of 2 patents)

4.  Michael F Mazziotti (2 out of 2 patents)

5.  Eugene E Sowers (1 out of 3 patents)


Core Competencies:
Universal Joint
Lubrication System
Seal
Drive Shaft
Bearing Support
High Capacity
Serviceable Inserts
Flexible Seal
Cardan Joint
Torque Transmission
Bearing Cups
Tripot Joint

25 patents:

1. 5868622 - Universal joint lubrication system (1999-02-09),
2. 5626520 - Reversible universal joint seal (1997-05-06),
3. 5407387 - Universal joint seal (1995-04-18),
4. 5389039 - Universal joint lubricant retainer (1995-02-14),
5. 5368523 - Fixed CV universal joint with serviceable inserts (1994-11-29),
6. 5342240 - High capacity universal joint (1994-08-30),
7. 5222914 - Serviceable CV universal joint with inserts (1993-06-29),
8. 5161903 - Intermediate drive shaft support utilizing a standard bearing (1992-11-10),
9. 4960334 - Support for rotatably supporting a shaft (1990-10-02),
10. 4865470 - Intermediate bearing support for a drive shaft (1989-09-12),
11. 4861315 - Flexible internal universal joint seal (1989-08-29),
12. 4861314 - Versatile mounting for bearing cups of universal joints (1989-08-29),
13. 4674993 - Tripot universal joint of the end motion type (1987-06-23),
14. 4589856 - Tripot universal joint of the end motion type (1986-05-20),
15. 4541819 - Universal joint employing bearing rollers (1985-09-17),
Company Overview
The Zeller Corporation, based in Defiance, Ohio, specializes in the development and manufacturing of advanced industrial solutions. The company focuses on creating high-quality products for various sectors, including automotive, aerospace, and consumer goods. With a commitment to innovation, Zeller Corporation leverages cutting-edge technology and engineering expertise to enhance performance and efficiency in its offerings. The organization is dedicated to meeting the evolving needs of its clients through continuous research and development efforts.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

25 Patents

#1 in Defiance, OH

#589 in Ohio

#13,379 in US

#25,748 in the World

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

The Zeller Corporation

Forward Citations = 302

5 inventors:

goldMedal Philip J Mazziotti (17 out of 27 patents)

silverMedal Warren W Weible (7 out of 9 patents)

bronzeMedal Gary L March (2 out of 2 patents)

4.  Michael F Mazziotti (2 out of 2 patents)

5.  Eugene E Sowers (1 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: The Zeller Corporation. Retrieved from https://idiyas.com/company/zeller

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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