For the Inventor, By the Inventor

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White Plains, NY, United States of America

Plessey Incorporated

USPTO Granted Patents = 27

Forward Citations = 601

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22 inventors (with patents filed for the assignee):

Anthony V Fraioli (6 out of 7 patents)

Harry J Ledgerwood (5 out of 6 patents)

Eugene E Shube (4 out of 8 patents)

4. Valentin G Barba (3 out of 12 patents)

5. John A DeRosa (3 out of 3 patents)

6. Lawrence E Frazee (3 out of 3 patents)

7. John M Frusco (2 out of 2 patents)

8. Leland H Hemming (1 out of 11 patents)

9. Peter Douglas (1 out of 1 patent)

10. Thomas Ian Stewart (1 out of 1 patent)

11. John Francis Konyak (1 out of 1 patent)

12. Edrol Ford Troxtel (1 out of 1 patent)

13. Andrew Hugh Maguire (1 out of 1 patent)

14. George Mundy Schuman, Jr (1 out of 1 patent)

15. Elwin Arthur Guthrie (1 out of 1 patent)

27 patents: Sort by Forward Citations

1. 4891994 - Linear electromechanical actuator (1990-01-09),

2. 4858491 - Fail-free actuator assembly (1989-08-22),

3. 4823063 - Authority limiter (1989-04-18),

4. 4683407 - Authority limiter (1987-07-28),

5. 4580710 - Stock feeder with hydraulic shock absorber (1986-04-08),

6. 4563908 - High speed, dual operated electromechanical actuator (1986-01-14),

7. 4538839 - Pipe joint coupling (1985-09-03),

8. 4513899 - Stock feeder with adjustable width feed path (1985-04-30),

9. 4493447 - High speed article feeding apparatus (1985-01-15),

10. 4334152 - Position indicating systems (1982-06-08),

11. 4311730 - Thick film circuits (1982-01-19),

12. 4289922 - Integrated circuit package and lead frame (1981-09-15),

13. 4218683 - Range focus lens (1980-08-19),

14. 4205548 - Stamping tools (1980-06-03),

15. 4155574 - Simplified pipe coupling (1979-05-22),

Plessey Incorporated is a leading developer and manufacturer of semiconductor products and solutions. With a focus on innovative technologies, Plessey delivers high-performance products for a wide range of applications, including lighting, healthcare, and automotive. Their cutting-edge solutions and expertise in manufacturing set them apart in the industry, making them a trusted partner for businesses worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

27 Patents

#13 in White Plains, NY

#668 in New York

#11,985 in US

#23,254 in the World

White Plains, NY, United States of America

Plessey Incorporated

Forward Citations = 601

22 inventors:

Anthony V Fraioli (6 out of 7 patents)

Harry J Ledgerwood (5 out of 6 patents)

Eugene E Shube (4 out of 8 patents)

4. Valentin G Barba (3 out of 12 patents)

5. John A DeRosa (3 out of 3 patents)

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