For the Inventor, By the Inventor

Enter assignee name

Defiance, OH, United States of America

The Zeller Corporation

USPTO Granted Patents = 25

Trademarks = 2

Forward Citations = 299

Loading Chart...

Loading Chart...

5 inventors (with patents filed for the assignee):

Philip J Mazziotti (17 out of 27 patents)

Warren W Weible (7 out of 9 patents)

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: Sort by Forward Citations

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),

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 based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

25 Patents

#1 in Defiance, OH

#587 in Ohio

#13,334 in US

#25,651 in the World

Defiance, OH, United States of America

The Zeller Corporation

Forward Citations = 299

5 inventors:

Philip J Mazziotti (17 out of 27 patents)

Warren W Weible (7 out of 9 patents)

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)

Please report any incorrect information to [email protected]

Loading…