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Shizuoka, Japan

Japan E.m. Co., Ltd.

USPTO Granted Patents = 9

% Expired Patents = 33.3

Forward Citations = 59

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18 inventors (with patents filed for the assignee):

Kazuhiko Futakami (5 out of 6 patents)

Ichiro Hazeyama (3 out of 13 patents)

Sakae Kitajo (3 out of 29 patents)

4. Yuzo Shimada (3 out of 44 patents)

5. Akeo Katahira (3 out of 3 patents)

6. Hiroki Hoshiyama (3 out of 4 patents)

7. Jun Ishida (2 out of 2 patents)

8. Masaru Terashima (2 out of 6 patents)

9. Masahiro Kubo (1 out of 92 patents)

10. Nobuaki Takahashi (1 out of 84 patents)

11. Shinichi Ishiduka (1 out of 1 patent)

12. Susumu Nanko (1 out of 1 patent)

13. Hitoshi Anma (1 out of 1 patent)

14. Tosiji Yamada (1 out of 1 patent)

15. Naoji Senba (1 out of 22 patents)

9 patents: Sort by Forward Citations

1. 7119438 - Method of arranging microspheres with liquid, microsphere arranging device, and semiconductor device (2006-10-10),

2. 6926188 - Transfer apparatus for arraying small conductive bumps on a substrate and/ or chip (2005-08-09),

3. 6889886 - Transfer apparatus for arraying small conductive bumps on substrate and/ or chip (2005-05-10),

4. 6422452 - Method and apparatus for lining up micro-balls (2002-07-23),

5. 5933239 - Scale for measuring dimension of article and scale to be used in the same (1999-08-03),

6. 5812265 - Apparatus for measuring dimension of article and scale to be used in the (1998-09-22),

7. 5644399 - Apparatus for measuring dimension of article and scale to be used in the (1997-07-01),

8. 5190507 - Apparatus for practice of ambulation (1993-03-02),

9. 5050590 - Apparatus for practice of ambulation (1991-09-24),

Company Overview

Japan E.m. Co., Ltd. is a leading electronic manufacturing company based in Japan. With a strong focus on quality and innovation, we provide a wide range of electronic components and devices to clients worldwide. Our expertise in the industry has earned us a reputation for reliable products and exceptional customer service.

Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

9 Patents

#61 in Shizuoka

#4,704 in Japan

Shizuoka, Japan

Japan E.m. Co., Ltd.

Forward Citations = 59

18 inventors:

Kazuhiko Futakami (5 out of 6 patents)

Ichiro Hazeyama (3 out of 13 patents)

Sakae Kitajo (3 out of 29 patents)

4. Yuzo Shimada (3 out of 44 patents)

5. Akeo Katahira (3 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Japan E.m. Co., Ltd.. Retrieved from https://idiyas.com/company/japan-e-m-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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