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For the Inventor, By the Inventor

West Warwick, RI, United States of America

Amtrol Inc.


USPTO Granted Patents = 46


Trademarks = 22

Forward Citations = 802

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39 inventors (with patents filed for the assignee):

goldMedal Joseph A Lane (11 out of 11 patents)

silverMedal Kenneth L Kirk (6 out of 6 patents)

bronzeMedal John Kevin Bowman (5 out of 15 patents)

4.  Bernard B Becker (5 out of 5 patents)

5.  Cyril A Randall (4 out of 4 patents)

6.  Joseph Gerstmann (3 out of 23 patents)

7.  Eugene C Hunley, Jr (3 out of 3 patents)

8.  Terry H Jozwiak (3 out of 3 patents)

9.  Robert H Jernberg (3 out of 9 patents)

10.  Robert F O'Connor (3 out of 3 patents)

11.  Robert G Walker (2 out of 81 patents)

12.  Tiago Oliveira (2 out of 6 patents)

13.  David Beretta, Iii (2 out of 3 patents)

14.  William Chohfi (2 out of 5 patents)

15.  Albert R Heilmann (2 out of 3 patents)


Core Competencies:
Portable Gas Cylinder
Pressure Vessel
Hybrid Pressure Vessel
Expansion Tank
Aeration Device
Non-Refillable Valve
Heat Recovery System
Diaphragm Valve
Gas-Liquid Separator
Double Wall Heat Exchanger
Back Flow Preventer
Water Pressure Booster

46 patents:

1. D559348 - Handle for a portable gas cylinder (2008-01-08),
2. 7287663 - Lined pressure vessel and connector therefor (2007-10-30),
3. 7255245 - Hybrid pressure vessel with separable jacket (2007-08-14),
4. 7216673 - Non-metallic expansion tank with internal diaphragm and clamping device for same (2007-05-15),
5. 7100683 - In-well aeration device (2006-09-05),
6. 7048861 - System and method for in-well aeration (2006-05-23),
7. 7032628 - Mobile prepressurized diaphragm type fluid storage tank (2006-04-25),
8. 6957799 - Valve for a non-refillable pressurized container (2005-10-25),
9. D460519 - Handle (2002-07-17),
10. 6386384 - Full jacket gas cylinder (2002-05-14),
11. 5794660 - Valves for pressurized containers (1998-08-18),
12. 5778679 - Method and apparatus for increasing acceptance and adjusting the rate of (1998-07-14),
13. 5758820 - Heat recovery system (1998-06-02),
14. 5691406 - Universal EPDM/butyl compound for use as an elastomeric barrier in water (1997-11-25),
15. 5657790 - Valves for pressurized containers (1997-08-19),
Amtrol Inc. is a leading manufacturer of pressure tanks, water heaters, and related products for the plumbing and heating industries. With over 70 years of experience, Amtrol has established itself as a trusted provider of innovative solutions for residential, commercial, and industrial applications. Amtrol's products are known for their high quality, durability, and efficiency, making them a preferred choice among professionals. For more information, please visit their website.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

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46 Patents

#4 in West Warwick, RI

#37 in Rhode Island

#7,332 in US

#14,687 in the World

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West Warwick, RI, United States of America

Amtrol Inc.

Forward Citations = 802

39 inventors:

goldMedal Joseph A Lane (11 out of 11 patents)

silverMedal Kenneth L Kirk (6 out of 6 patents)

bronzeMedal John Kevin Bowman (5 out of 15 patents)

4.  Bernard B Becker (5 out of 5 patents)

5.  Cyril A Randall (4 out of 4 patents)

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