For the Inventor, By the Inventor

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Portland, OR, United States of America

Entertainment Technology, Inc.

USPTO Granted Patents = 2

Forward Citations = 56

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5 inventors (with patents filed for the assignee):

Steven B Carlson (1 out of 9 patents)

Gordon Pearlman (1 out of 1 patent)

Michael Parham (1 out of 1 patent)

4. Loren English (1 out of 1 patent)

5. David E Williams (1 out of 1 patent)

2 patents: Sort by Forward Citations

1. 5506480 - Paired dimmers for controlling harmonic currents (1996-04-09),

2. D292423 - Game machine door (1987-10-20),

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USPTO Data Jan 1 1976 - Dec 16 2025

2 Patents

#360 in Portland, OR

#1,086 in Oregon

#92,551 in US

Portland, OR, United States of America

Entertainment Technology, Inc.

Forward Citations = 56

5 inventors:

Steven B Carlson (1 out of 9 patents)

Gordon Pearlman (1 out of 1 patent)

Michael Parham (1 out of 1 patent)

4. Loren English (1 out of 1 patent)

5. David E Williams (1 out of 1 patent)

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