For the Inventor, By the Inventor

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Columbia, SC, United States of America

Tamper Corp.

USPTO Granted Patents = 3

CIPO Patents = 1

Forward Citations = 10

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4 inventors (with patents filed for the assignee):

Roy J Moore (1 out of 2 patents)

Calvin L Coy (1 out of 2 patents)

Stephen G Cotsford (1 out of 1 patent)

4. Riccardo Meschi (1 out of 1 patent)

5. Sergio Valditerra (0 patent)

3 patents: Sort by Forward Citations

1. D438658 - Lamp (2001-03-07),

2. 4899664 - Split workhead (1990-02-13),

3. 4858344 - Undercutter with rotary trencher (1989-08-22),

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USPTO Data Jan 1 1976 - Dec 16 2025

3 Patents

#31 in Columbia, SC

#451 in South Carolina

#71,953 in US

Columbia, SC, United States of America

Tamper Corp.

Forward Citations = 10

4 inventors:

Roy J Moore (1 out of 2 patents)

Calvin L Coy (1 out of 2 patents)

Stephen G Cotsford (1 out of 1 patent)

4. Riccardo Meschi (1 out of 1 patent)

5. Sergio Valditerra (0 patent)

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