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For the Inventor, By the Inventor

Highland Park, MI, United States of America

Crysler Motors Corporation


USPTO Granted Patents = 1

Forward Citations = 8

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1 inventor (with patents filed for the assignee):

goldMedal Alfred A Bien (1 out of 16 patents)


1 patent:

1. 4890521 - Self-gripping power screw driver bit (1990-01-02),
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USPTO Data Jan 1 1976 - Dec 16 2025

1 Patents

#4 in Highland Park, MI

#4,517 in Michigan

#133,784 in US

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Highland Park, MI, United States of America

Crysler Motors Corporation

Forward Citations = 8

1 inventor:

goldMedal Alfred A Bien (1 out of 16 patents)

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