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Streetsboro, OH, United States of America

Delta Systems, Inc.

USPTO Granted Patents = 78

% Expired Patents = 16.7

Trademarks = 5

Forward Citations = 964

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48 inventors (with patents filed for the assignee):

Arthur James Harvey (21 out of 21 patents)

William A Howard (9 out of 10 patents)

Michael Eric Liedtke (8 out of 19 patents)

4. Dennis R Young (8 out of 14 patents)

5. David A Straka (8 out of 8 patents)

6. Thomas D Williams (8 out of 8 patents)

7. Ted Wetzel (6 out of 6 patents)

8. Isaac Kirbawy (5 out of 5 patents)

9. Jan L Michaud (5 out of 7 patents)

10. Theodore G Wetzel (4 out of 4 patents)

11. Tony Aboumrad (3 out of 3 patents)

12. Ernest Richard-Dean Buehman (3 out of 5 patents)

13. Tanios Elias Nohra (3 out of 3 patents)

14. Christopher A Kahnert (3 out of 3 patents)

15. Mark R Albrecht (3 out of 4 patents)

Core Competencies:

Hybrid Mower

Electric Blade Control

Multi-Function Key

Smart Monitoring

Plunger Switch

Ignition Circuit

Safety Interlock

Lawn and Garden Control

Engine Operation Detection

Hall Effect Switch

Reverse Operation Safety

Connection Assembly

78 patents: Sort by Forward Citations

1. 11801744 - Hybrid mower with electric blade control system (2023-10-31),

2. 11173780 - Hybrid mower with electric blade control system (2021-11-16),

3. 10818456 - Multi-function key system (2020-10-27),

4. D885166 - Switch mounting cutout (2020-05-26),

5. 9917502 - Universal signal processing system and method (2018-03-13),

6. 9794652 - Smart monitoring system and method of operation (2017-10-17),

7. 9779899 - Switch assembly and method of operating same (2017-10-03),

8. 9679712 - Switch assembly and method of using same (2017-06-13),

9. 9607789 - Switch assembly and method of operating same (2017-03-28),

10. 9460872 - Plunger switch and method of operating same (2016-10-04),

11. 9431183 - Plunger switch assembly and method of operation (2016-08-30),

12. 9269512 - Rocker switch and method of operating same (2016-02-23),

13. 9053877 - Plunger switch and method of using same (2015-06-09),

14. 9051010 - Dash cluster system and method (2015-06-09),

15. 8970396 - Hourmeter system and method (2015-03-03),

Delta Systems, Inc., based in Streetsboro, Ohio, specializes in advanced switch technology for the lawn and garden industry. The company focuses on developing innovative solutions such as hybrid mowers and electric blade control systems, enhancing user experience and operational efficiency. Their expertise extends to multi-function keys, smart monitoring systems, and safety interlocks, ensuring reliable performance and safety in outdoor equipment. Delta Systems is committed to driving technological advancements in lawn care and garden management.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

Delta Systems, Inc.

78 Patents

#2 in Streetsboro, OH

#217 in Ohio

#4,736 in US

#9,661 in the World

Streetsboro, OH, United States of America

Delta Systems, Inc.

Forward Citations = 964

48 inventors:

Arthur James Harvey (21 out of 21 patents)

William A Howard (9 out of 10 patents)

Michael Eric Liedtke (8 out of 19 patents)

4. Dennis R Young (8 out of 14 patents)

5. David A Straka (8 out of 8 patents)

Please report any incorrect information to [email protected]

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