For the Inventor, By the Inventor

Enter assignee name

Port Washington, WI, United States of America

Simplicity Manufacturing, Inc.

USPTO Granted Patents = 23

Trademarks = 4

Forward Citations = 405

Loading Chart...

Loading Chart...

25 inventors (with patents filed for the assignee):

Daniel W Schaefer (8 out of 11 patents)

Kenneth H Klas (7 out of 10 patents)

Edward Freier, Jr (7 out of 10 patents)

4. Michael P Schemelin (5 out of 9 patents)

5. Igor Kamlukin (4 out of 11 patents)

6. Gary A Hays (3 out of 4 patents)

7. Donald G Penkoske (3 out of 3 patents)

8. John W Schanz (2 out of 17 patents)

9. John F Brackin (2 out of 3 patents)

10. John J Slazas (2 out of 5 patents)

11. Lynn E Hochwitz (2 out of 3 patents)

12. Herbert R Baker (1 out of 7 patents)

13. Richard R Brown (1 out of 1 patent)

14. John F Jacque (1 out of 2 patents)

15. Gerald C Burmesch (1 out of 2 patents)

23 patents: Sort by Forward Citations

1. 6354978 - Differential and method for variable traction control (2002-03-12),

2. 5803474 - Torsion bar rear suspension for ride-on mowers (1998-09-08),

3. D395319 - Vehicle grill (1998-06-16),

4. 5642864 - Chipper vacuum shredder system and apparatus (1997-07-01),

5. 5570570 - Ride-on mower steering and suspension system (1996-11-05),

6. 5474315 - Torsion bar rear suspension for ride-on mowers (1995-12-12),

7. D343175 - Yard waste processor (1994-01-11),

8. 5094326 - Control linkage for hydrostatic transmission (1992-03-10),

9. 5085044 - Two-blade mower deck with infinite height adjustment (1992-02-04),

10. 4897942 - High efficiency snowthrower (1990-02-06),

11. D303804 - Self-propelled riding tractor (1989-10-03),

12. 4813215 - Mower belt transmission with blade brake (1989-03-21),

13. 4807904 - Riding mower chassis having improved rear portion (1989-02-28),

14. 4787646 - Riding mower chassis with floating steerable rear wheels (1988-11-29),

15. 4726440 - Unitized frame for a self-propelled lawn mower (1988-02-23),

Simplicity Manufacturing, Inc. is a prominent player in the outdoor power equipment industry, specializing in the design and production of high-quality lawn and garden machinery. The company is known for its innovative approach to engineering, focusing on enhancing user experience through reliable and efficient products. Based in Port Washington, Wisconsin, Simplicity Manufacturing emphasizes durability and performance in its offerings, catering to both residential and commercial markets. Their commitment to quality and innovation positions them as a trusted name in outdoor equipment.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

23 Patents

#2 in Port Washington, WI

#340 in Wisconsin

#14,415 in US

#27,649 in the World

Port Washington, WI, United States of America

Simplicity Manufacturing, Inc.

Forward Citations = 405

25 inventors:

Daniel W Schaefer (8 out of 11 patents)

Kenneth H Klas (7 out of 10 patents)

Edward Freier, Jr (7 out of 10 patents)

4. Michael P Schemelin (5 out of 9 patents)

5. Igor Kamlukin (4 out of 11 patents)

Please report any incorrect information to [email protected]

Loading…