Tokyo, Japan

Hirachi, Ltd.

USPTO Granted Patents = 2

Forward Citations = 26

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13 inventors (with patents filed for the assignee):

goldMedal Hiroshi Nakayama (1 out of 82 patents)

silverMedal Masateru Watanabe (1 out of 6 patents)

bronzeMedal Tokuya Kaneda (1 out of 9 patents)

4.  Toshiyasu Hattori (1 out of 8 patents)

5.  Tadasu Ikeda (1 out of 2 patents)

6.  Nobuyoshi Kawakami (1 out of 1 patent)

7.  Isao Hamada (1 out of 1 patent)

8.  Hirotaka Azami (1 out of 1 patent)

9.  Hiroshi Mitani (1 out of 1 patent)

10.  Yasumasa Yukawa (1 out of 1 patent)

11.  Masanobu Kimura (1 out of 1 patent)

12.  Kohichi Seno (1 out of 1 patent)

13.  Takashi Ohmori (1 out of 65 patents)


2 patents:

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USPTO Data Jan 1 1976 - Oct 20 2026

2 Patents

#4,372 in Tokyo

#11,139 in Japan

Tokyo, JP
Tokyo, Japan
Forward Citations = 26

13 inventors:

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hirachi, Ltd.. Retrieved from https://idiyas.com/company/hirachi

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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