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For the Inventor, By the Inventor

Fukuoka, Japan

Mishima Kosan Co., Ltd.

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USPTO Granted Patents = 12

Forward Citations = 51

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43 inventors (with patents filed for the assignee):

goldMedal Shinjiro Takeuchi (5 out of 5 patents)

silverMedal Satoshi Ichioka (5 out of 5 patents)

bronzeMedal Tadashi Inoue (3 out of 4 patents)

4.  Hoshiro Tani (2 out of 5 patents)

5.  Toshiro Kikuchi (2 out of 2 patents)

6.  Yoshihiro Fujii (2 out of 4 patents)

7.  Tetsuji Ushio (2 out of 4 patents)

8.  Takahiro Ito (1 out of 3 patents)

9.  Koosuke Harada (1 out of 7 patents)

10.  Kenji Minami (1 out of 2 patents)

11.  Kazumichi Honda (1 out of 1 patent)

12.  Terumoto Matsuo (1 out of 1 patent)

13.  Tadao Uryu (1 out of 1 patent)

14.  Fusakazu Kotzumi (1 out of 1 patent)

15.  Takashi Yanai (1 out of 1 patent)


12 patents:

1. 11801372 - Microneedle array (2023-10-31),
2. D779948 - Carrying tray for semiconductors (2017-02-28),
3. 4502924 - Method for repairing a mold for continuous casting of steel (1985-03-05),
4. 4442389 - Apparatus for measuring a metal surface position (1984-04-10),
5. 4273954 - Coordinate reading device (1981-06-16),
6. 4144993 - Method of producing a continuous casting mold (1979-03-20),
7. 4123707 - Magnetic field sensor housed in a cooling device for sensing the charge (1978-10-31),
8. 4122392 - System of detecting a change in the charge put in a metallurgical (1978-10-24),
9. 4034180 - Method of continuously soldering small elements arranged generally in a (1977-07-05),
10. 4007417 - Thin film magnetometer using an orthogonal flux gate (1977-02-08),
11. 3990614 - Method of regulating the flow of molten metal through the pouring (1976-11-09),
12. 3948140 - Portable device for generating and tuning a whole tone scale (1976-04-06),
Company Overview
Mishima Kosan Co., Ltd. is a prominent Japanese company based in Fukuoka, specializing in the development and manufacturing of advanced materials and components for various industries. The organization focuses on innovative solutions in fields such as construction, automotive, and electronics, leveraging cutting-edge technology to enhance product performance and sustainability. With a commitment to quality and research, Mishima Kosan plays a significant role in driving advancements within its sectors, catering to both domestic and international markets.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

12 Patents

#28 in Fukuoka

#3,938 in Japan

#48,235 in the World

Fukuoka, JP
Fukuoka, Japan

Mishima Kosan Co., Ltd.

Forward Citations = 51

43 inventors:

goldMedal Shinjiro Takeuchi (5 out of 5 patents)

silverMedal Satoshi Ichioka (5 out of 5 patents)

bronzeMedal Tadashi Inoue (3 out of 4 patents)

4.  Hoshiro Tani (2 out of 5 patents)

5.  Toshiro Kikuchi (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Mishima Kosan Co., Ltd.. Retrieved from https://idiyas.com/company/mishima-kosan-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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