For the Inventor, By the Inventor

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Microspace Corporation

USPTO Granted Patents = 11

% Expired Patents = 36.4

EPO Patents = 6

Forward Citations = 29

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14 inventors (with patents filed for the assignee):

Masato Tanaka (11 out of 184 patents)

Yasuo Hosaka (10 out of 48 patents)

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: Sort by Forward Citations

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),

Microspace Corporation is a leading provider of satellite communication and digital signage solutions. With over 30 years of experience, Microspace delivers reliable and efficient communication solutions for businesses worldwide. Their advanced satellite network ensures uninterrupted connectivity, enabling seamless transmission of data, video, and audio content. Microspace's digital signage solutions offer dynamic and engaging display options, making it an ideal choice for companies looking to enhance their brand visibility. Visit their website to learn more about their services and how Microspace can help your business thrive.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

11 Patents

#1,802 in Tokyo

#4,131 in Japan

#51,671 in the World

Microspace Corporation

Forward Citations = 29

14 inventors:

Masato Tanaka (11 out of 184 patents)

Yasuo Hosaka (10 out of 48 patents)

Kazuo Asanuma (8 out of 18 patents)

4. Hiromi Hagiwara (4 out of 4 patents)

5. Hirokazu Shirakawa (3 out of 6 patents)

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