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For the Inventor, By the Inventor

Tokyo, Japan

Microspace Corporation

USPTO Granted Patents = 11

% Expired Patents = 36.4


Forward Citations = 29

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14 inventors (with patents filed for the assignee):

goldMedal Masato Tanaka (11 out of 184 patents)

silverMedal Yasuo Hosaka (10 out of 48 patents)

bronzeMedal Kazuo Asanuma (8 out of 18 patents)

4.  Hiromi Hagiwara (4 out of 4 patents)

5.  Hirokazu Shirakawa (3 out of 6 patents)

6.  Satoru Shimizu (2 out of 78 patents)

7.  Taichi Yanaoka (2 out of 5 patents)

8.  Mamoru Sakamoto (2 out of 10 patents)

9.  Akinobu Maekawa (2 out of 3 patents)

10.  Yuto Kajiya (1 out of 1 patent)

11.  Teruaki Kawahigashi (1 out of 1 patent)

12.  Kuniaki Kawagoe (1 out of 4 patents)

13.  Hidehumi Nakagome (1 out of 1 patent)

14.  Hidefumi Nakagome (1 out of 1 patent)


11 patents:

1. 10870355 - Motor driving control apparatus and electric apparatus (2020-12-22),
2. 10432115 - Motor driving control apparatus (2019-10-01),
3. 10099558 - Motor driving apparatus (2018-10-16),
4. 10040508 - Motor driving control apparatus (2018-08-07),
5. 9896153 - Motor driving control apparatus (2018-02-20),
6. 9428172 - Motor drive control device (2016-08-30),
7. 9162730 - Motor driving control apparatus (2015-10-20),
8. 9120531 - Motor driving control apparatus (2015-09-01),
9. 9114850 - Motor drive control device (2015-08-25),
10. 8487950 - Video display apparatus and method, and signal processing circuit and liquid crystal backlight driver to be built therein (2013-07-16),
11. 7408306 - Lamp lighting circuit and device, and lamp lighting apparatus and device (2008-08-05),
Company Overview
Microspace Corporation, headquartered in Tokyo, specializes in advanced technologies for satellite communications and data transmission. The company focuses on developing innovative solutions that enhance connectivity and efficiency in various sectors, including telecommunications and broadcasting. With a commitment to research and development, Microspace aims to push the boundaries of satellite technology, contributing to the evolution of global communication infrastructures and supporting diverse applications across different industries.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

11 Patents

#1,808 in Tokyo

#4,139 in Japan

#51,801 in the World

Tokyo, JP
Tokyo, Japan

Microspace Corporation

Forward Citations = 29

14 inventors:

goldMedal Masato Tanaka (11 out of 184 patents)

silverMedal Yasuo Hosaka (10 out of 48 patents)

bronzeMedal Kazuo Asanuma (8 out of 18 patents)

4.  Hiromi Hagiwara (4 out of 4 patents)

5.  Hirokazu Shirakawa (3 out of 6 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Microspace Corporation. Retrieved from https://idiyas.com/company/microspace

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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