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For the Inventor, By the Inventor

Sunnyvale, CA, United States of America

Schlage Electronics, Inc.


USPTO Granted Patents = 3

Forward Citations = 45

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3 inventors (with patents filed for the assignee):

goldMedal Charles A Walton (2 out of 28 patents)

silverMedal David P Sidlauskas (2 out of 4 patents)

bronzeMedal Robert D Kohler (1 out of 1 patent)


3 patents:

1. 4142674 - Recognition and identification key having adaptable resonant frequency (1979-03-06),
2. 3970824 - Electronic recognition and identification system for identifying a (1976-07-20),
3. 3958105 - Electronic recognition and identification system for identifying several (1976-05-18),
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USPTO Data Jan 1 1976 - Dec 16 2025

3 Patents

#574 in Sunnyvale, CA

#16,416 in California

#72,003 in US

...
Sunnyvale, CA, United States of America

Schlage Electronics, Inc.

Forward Citations = 45

3 inventors:

goldMedal Charles A Walton (2 out of 28 patents)

silverMedal David P Sidlauskas (2 out of 4 patents)

bronzeMedal Robert D Kohler (1 out of 1 patent)

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