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For the Inventor, By the Inventor

Saitama, Japan

Vixen Co., Ltd.


USPTO Granted Patents = 3

% Expired Patents = 33.3

Trademarks = 2

Forward Citations = 12

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2 inventors (with patents filed for the assignee):

goldMedal Mitsuaki Hirono (3 out of 9 patents)

silverMedal Norimasa Fujimoto (3 out of 3 patents)


3 patents:

1. 8749885 - Apparatus for automatically introducing celestial object, terminal device and control system for astronomical telescope (2014-06-10),
2. 8279522 - Apparatus for automatically introducing celestial object, terminal device and control system for astronomical telescope (2012-10-02),
3. 7769475 - Apparatus for automatically introducing celestial object, terminal device and control system for astronomical telescope (2010-08-03),
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USPTO Data Jan 1 1976 - Oct 20 2026

3 Patents

#145 in Saitama 343-0827

#8,932 in Japan

Saitama, JP
Saitama, Japan

Vixen Co., Ltd.

Forward Citations = 12

2 inventors:

goldMedal Mitsuaki Hirono (3 out of 9 patents)

silverMedal Norimasa Fujimoto (3 out of 3 patents)

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