For the Inventor, By the Inventor

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Michigan City, IN, United States of America

The Marley-wylain Company

USPTO Granted Patents = 27

CIPO Patents = 3

Trademarks = 16

Forward Citations = 307

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35 inventors (with patents filed for the assignee):

Darryl M Nielsen (7 out of 8 patents)

Nyle D LaGrange (6 out of 6 patents)

Ryan Jeremy Hardesty (4 out of 7 patents)

4. Charles Wheeler (4 out of 18 patents)

5. Joe A Harbison (4 out of 4 patents)

6. Aaron Sevrin Smith (3 out of 5 patents)

7. William N Rowley (3 out of 12 patents)

8. Gordon F Ehret (3 out of 13 patents)

9. Dan Karch (2 out of 2 patents)

10. David King (2 out of 2 patents)

11. Elmer M Deters (2 out of 9 patents)

12. Donald F Philipps (2 out of 2 patents)

13. Richard D Williamson (2 out of 2 patents)

14. Neil Butt (1 out of 5 patents)

15. Kenneth R Moskwa (1 out of 3 patents)

27 patents: Sort by Forward Citations

1. 10408495 - Companion water heater (2019-09-10),

2. 9656216 - Scalable parallel mixing system and method (2017-05-23),

3. 9599365 - Companion water heater jacket (2017-03-21),

4. 7669535 - Boiler gas flow distribution fin apparatus and method (2010-03-02),

5. 4806083 - Submersible pump with expanded foam housing (1989-02-21),

6. 4780953 - Method of assembling a submersible electric motor (1988-11-01),

7. 4726742 - Guide structure for submersible pump system (1988-02-23),

8. 4709124 - Watertight electrical connector (1987-11-24),

9. 4708589 - Roll-formed submersible pump (1987-11-24),

10. 4687023 - Ball check valve (1987-08-18),

11. 4684331 - Vaned slinger for pumps (1987-08-04),

12. 4680437 - Adjustable float assembly for pumps (1987-07-14),

13. 4679991 - Submersible pump and wastewater basin apparatus (1987-07-14),

14. 4679587 - Leak detector with two stage piston chamber (1987-07-14),

15. 4623093 - Combination discharge and supply fitting for hot water tank (1986-11-18),

The Marley-wylain Company is a leading provider of innovative plumbing and heating solutions. With over 50 years of industry experience, we are committed to delivering high-quality products and exceptional customer service. Our wide range of products includes water heaters, pumps, radiators, and other specialized plumbing equipment. We continually invest in research and development to stay at the forefront of technological advancements in the industry. At Marley-wylain, we strive to meet the unique needs of our customers by offering customizable solutions for residential, commercial, and industrial applications. Visit our website to explore our product offerings and discover how Marley-wylain can enhance your plumbing and heating systems.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 2 2025

27 Patents

#2 in Michigan City, IN

#187 in Indiana

#11,980 in US

#23,234 in the World

Michigan City, IN, United States of America

The Marley-wylain Company

Forward Citations = 307

35 inventors:

Darryl M Nielsen (7 out of 8 patents)

Nyle D LaGrange (6 out of 6 patents)

Ryan Jeremy Hardesty (4 out of 7 patents)

4. Charles Wheeler (4 out of 18 patents)

5. Joe A Harbison (4 out of 4 patents)

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