Alliance, OH, United States of America

Sofco-Efs Holdings LLC


USPTO Granted Patents = 2

% Expired Patents = 50.0


Forward Citations = 45

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7 inventors (with patents filed for the assignee):

goldMedal Mark Anthony Perna (1 out of 8 patents)

silverMedal Christopher Ming-Poh Chen (1 out of 4 patents)

bronzeMedal Theodore R Ohrn (1 out of 5 patents)

4.  Ray L Sullivan (1 out of 1 patent)

5.  Stephen W Scoles (1 out of 3 patents)

6.  Andrew F Kisik (1 out of 1 patent)

7.  Michael Jerome Holmes (1 out of 27 patents)

8.  Eric A Barringer (7 patents)

9.  Singaravelu Elangovan (23 patents)

10.  Kurt E Kneidel (11 patents)

11.  Joseph Jay Hartvigsen (35 patents)

12.  Crispin L Debellis (0 patent)

13.  Ashok Chandrashekhar Khandkar (0 patent)

14.  Thomas L Cable (0 patent)

15.  Thomas C Yuan (0 patent)


2 patents:

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USPTO Data Jan 1 1976 - Oct 6 2026

2 Patents

#11 in Alliance, OH

#3,641 in Ohio

#94,782 in US

Alliance, OH (US)
Alliance, OH, United States of America
Forward Citations = 45

7 inventors:

Please report any incorrect information to [email protected]
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