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For the Inventor, By the Inventor

Lake Oswego, OR, United States of America

Raj Industries, Inc.


USPTO Granted Patents = 1

Forward Citations = 16

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1 inventor (with patents filed for the assignee):

goldMedal Allen J Siefken (1 out of 3 patents)


1 patent:

1. 5151840 - Switch protection circuit (1992-09-29),
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USPTO Data Jan 1 1976 - Jan 13 2026

1 Patents

#51 in Lake Oswego, OR

#1,687 in Oregon

#134,055 in US

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Lake Oswego, OR, United States of America

Raj Industries, Inc.

Forward Citations = 16

1 inventor:

goldMedal Allen J Siefken (1 out of 3 patents)

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