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For the Inventor, By the Inventor

Nagano, Japan

Harmonic Ad, Inc.


USPTO Granted Patents = 3


Forward Citations = 10

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3 inventors (with patents filed for the assignee):

goldMedal Norio Shirokoshi (3 out of 30 patents)

silverMedal Satoru Kimura (1 out of 7 patents)

bronzeMedal Naomi Shirasawa (1 out of 10 patents)

4.  Satoru Matsushita Electric Ind Co Ltd Kimura (0 patent)

5.  Norio Harmonic Ad Inc Shirokoshi (0 patent)

6.  Norio c/o Harmonic Ad Inc Shirokoshi (0 patent)


3 patents:

1. 8020299 - Method of fastening gear and structure of the same (2011-09-20),
2. 7686141 - Brake-equipped retracting device for retractable member (2010-03-30),
3. 7293632 - Brake-equipped retracting mechanism for retractable member (2007-11-13),
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USPTO Data Jan 1 1976 - Oct 13 2026

3 Patents

#123 in Nagano

#8,929 in Japan

Nagano, JP
Nagano, Japan

Harmonic Ad, Inc.

Forward Citations = 10

3 inventors:

goldMedal Norio Shirokoshi (3 out of 30 patents)

silverMedal Satoru Kimura (1 out of 7 patents)

bronzeMedal Naomi Shirasawa (1 out of 10 patents)

4.  Satoru Matsushita Electric Ind Co Ltd Kimura (0 patent)

5.  Norio Harmonic Ad Inc Shirokoshi (0 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Harmonic Ad, Inc.. Retrieved from https://idiyas.com/company/harmonic-ad

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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