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For the Inventor, By the Inventor

Glenrock, PA, United States of America

Stewart Stamping Corp.


USPTO Granted Patents = 18


Trademarks = 1

Forward Citations = 356

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6 inventors (with patents filed for the assignee):

goldMedal Robert J Brennan (10 out of 12 patents)

silverMedal Terrence Meighen (10 out of 10 patents)

bronzeMedal Walter M Philippson (5 out of 5 patents)

4.  Maurice Wolfthal (5 out of 6 patents)

5.  Walter M Phillipson (5 out of 5 patents)

6.  Claus Volk (1 out of 1 patent)


18 patents:

1. 5059140 - Shielded plug and jack connector (1991-10-22),
2. 4941848 - Shielded plug jack connector (1990-07-17),
3. 4889503 - Shielded plug and jack connector (1989-12-26),
4. 4781623 - Shielded plug and jack connector (1988-11-01),
5. 4767355 - Jack and connector (1988-08-30),
6. 4703991 - Low profile jack (1987-11-03),
7. 4679878 - Insulation-piercing electrical contact and connector incorporating the (1987-07-14),
8. 4653837 - Jack and connector (1987-03-31),
9. 4641901 - Printed circuit board jack for modular plug connector terminated cord (1987-02-10),
10. 4578545 - Contact and terminal for telephone transmitter (1986-03-25),
11. 4537459 - Jack for EMI/RFI shield terminating modular plug connector (1985-08-27),
12. 4516825 - Modular connector for terminating EMI/RFI shielded cordage (1985-05-14),
13. 4506944 - Modular connector for terminating EMI/RFI shielded cordage and cord (1985-03-26),
14. 4330927 - Wire stripping and terminating apparatus (1982-05-25),
15. 4287748 - Rotary transfer press apparatus (1981-09-08),
Stewart Stamping Corp. is a leading provider of precision metal stamping solutions for a variety of industries. With over 50 years of experience, we specialize in producing high-quality stamped components for automotive, aerospace, and medical applications. Our state-of-the-art facility and skilled team of engineers ensure that we meet the strictest quality standards and deliver on time and on budget. Contact us today to learn how we can help with your metal stamping needs.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

18 Patents

#1 in Glenrock, PA

#734 in Pennsylvania

#17,414 in US

#33,185 in the World

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Glenrock, PA, United States of America

Stewart Stamping Corp.

Forward Citations = 356

6 inventors:

goldMedal Robert J Brennan (10 out of 12 patents)

silverMedal Terrence Meighen (10 out of 10 patents)

bronzeMedal Walter M Philippson (5 out of 5 patents)

4.  Maurice Wolfthal (5 out of 6 patents)

5.  Walter M Phillipson (5 out of 5 patents)

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