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For the Inventor, By the Inventor

Tokorozawa, Japan

Tokorozawa Electronic Corporation


USPTO Granted Patents = 3

Forward Citations = 108

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3 inventors (with patents filed for the assignee):

goldMedal Tadasi Itagaki (3 out of 3 patents)

silverMedal Toshikazu Yoshimi (2 out of 16 patents)

bronzeMedal Kiyonori Iwama (2 out of 5 patents)


3 patents:

1. 4170742 - Piezoelectric transducer with multiple electrode areas (1979-10-09),
2. 4045695 - Piezoelectric electro-acoustic transducer (1977-08-30),
3. 4030564 - Loud speaker with stable damping (1977-06-21),
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USPTO Data Jan 1 1976 - Dec 9 2025

3 Patents

#2 in Tokorozawa

#8,780 in Japan

...
Tokorozawa, Japan

Tokorozawa Electronic Corporation

Forward Citations = 108

3 inventors:

goldMedal Tadasi Itagaki (3 out of 3 patents)

silverMedal Toshikazu Yoshimi (2 out of 16 patents)

bronzeMedal Kiyonori Iwama (2 out of 5 patents)

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