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For the Inventor, By the Inventor

Aichi, Japan

Magnegraph Co., Ltd.


USPTO Granted Patents = 3

% Expired Patents = 66.7

Forward Citations = 15

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2 inventors (with patents filed for the assignee):

goldMedal Takashi Kimura (3 out of 9 patents)

silverMedal Kazunobu Imamoto (2 out of 2 patents)


3 patents:

1. 7109702 - Non-destructive inspection method (2006-09-19),
2. 7084623 - Non-destructive inspection device and method utilizing a magnetic field and sensor coil array (2006-08-01),
3. 6232774 - Method and apparatus for measuring internal structure of a target magnetic body using inductance (2001-05-15),
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USPTO Data Jan 1 1976 - Oct 13 2026

3 Patents

#209 in Aichi

#8,929 in Japan

Aichi, JP
Aichi, Japan

Magnegraph Co., Ltd.

Forward Citations = 15

2 inventors:

goldMedal Takashi Kimura (3 out of 9 patents)

silverMedal Kazunobu Imamoto (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Magnegraph Co., Ltd.. Retrieved from https://idiyas.com/company/magnegraph-company

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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