For the Inventor, By the Inventor

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Evanston, IL, United States of America

Mark Controls Corporation

USPTO Granted Patents = 24

Trademarks = 11

Forward Citations = 382

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26 inventors (with patents filed for the assignee):

Zoltan Goncze (2 out of 3 patents)

William J Salesky (2 out of 7 patents)

Harold A Lacquement (2 out of 2 patents)

4. Donald E Carlson (2 out of 2 patents)

5. George W Sekiya (2 out of 2 patents)

6. Wesley L Taylor (2 out of 2 patents)

7. Harold P Adams (2 out of 2 patents)

8. Jon W Lindholm (2 out of 16 patents)

9. Dane F Watkins (1 out of 1 patent)

10. David F Koeneman (1 out of 2 patents)

11. John E Bridges (1 out of 1 patent)

12. Edward E Modes (1 out of 6 patents)

13. Arnold Vincent Dano (1 out of 3 patents)

14. Roland Aaron Gladstone (1 out of 2 patents)

15. Charles H Priesmeyer (1 out of 2 patents)

24 patents: Sort by Forward Citations

1. 6286533 - Metering valve assembly (2001-09-11),

2. 6050285 - Pressure balancing valve (2000-04-18),

3. D415561 - Automatic lavatory faucet (1999-10-19),

4. D415560 - Automatic lavatory faucet with gooseneck spout (1999-10-19),

5. 5478048 - Non-planar flexible graphite sealing rings (1995-12-26),

6. 5201532 - Flexible non-planar graphite sealing ring (1993-04-13),

7. 4706934 - Gate valve (1987-11-17),

8. 4596264 - Flow control valve (1986-06-24),

9. 4590576 - Control system for flow control valves (1986-05-20),

10. D273944 - Thermostat (1984-05-22),

11. 4376448 - Let-down valve (1983-03-15),

12. 4368756 - Check valve (1983-01-18),

13. 4323112 - No energy band temperature control (1982-04-06),

14. 4312226 - Comparator (1982-01-26),

15. 4295602 - Control valve (1981-10-20),

Mark Controls Corporation is a specialized manufacturer based in Evanston, Illinois, focusing on advanced control systems and instrumentation for various industrial applications. The company is recognized for its expertise in developing innovative solutions that enhance process efficiency and reliability across sectors such as water treatment, oil and gas, and manufacturing. With a commitment to quality and technological advancement, Mark Controls plays a pivotal role in providing critical components that support operational excellence in demanding environments.

Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

24 Patents

#12 in Evanston, IL

#721 in Illinois

#13,859 in US

#26,595 in the World

Evanston, IL, United States of America

Mark Controls Corporation

Forward Citations = 382

26 inventors:

Zoltan Goncze (2 out of 3 patents)

William J Salesky (2 out of 7 patents)

Harold A Lacquement (2 out of 2 patents)

4. Donald E Carlson (2 out of 2 patents)

5. George W Sekiya (2 out of 2 patents)

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