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Kitagawa Industries Co., Inc.

USPTO Granted Patents = 260

EPO Patents = 59

Trademarks = 4

Forward Citations = 3,270

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115 inventors (with patents filed for the assignee):

Kazuhiro Matsui (26 out of 42 patents)

Hiroji Kitagawa (25 out of 26 patents)

Tatsuya Nakamura (18 out of 18 patents)

4. Hideo Yumi (17 out of 17 patents)

5. Tomohisa Kurita (13 out of 13 patents)

6. Yasuhiro Kawaguchi (13 out of 13 patents)

7. Akio Yamaguchi (13 out of 13 patents)

8. Yasuo Kondo (12 out of 12 patents)

9. Masaru Yagi (12 out of 12 patents)

10. Hideharu Kawai (11 out of 12 patents)

11. Yoshihito Nakano (11 out of 12 patents)

12. Akio Fujioka (11 out of 11 patents)

13. Katsuyuki Morita (10 out of 10 patents)

14. Asaharu Nakagawa (10 out of 10 patents)

15. Toru Matsuzaki (9 out of 9 patents)

Core Competencies:

Noise Filter

Thermally Conductive Elastomer

Flame Retardant Material

Magnetic Shield Material

Gripping Force Measurement

Reverse Osmosis Membrane

Electromagnetic Wave Suppression

Thermal Conductive Composition

Pressure Sensor

Nucleation Device

Contact Member

Output Noise Reduction

260 patents: Sort by Forward Citations

1. 12224731 - Noise filter (2025-02-11),

2. 12104116 - Thermally conductive elastomer composition and thermally conductive molded article (2024-10-01),

3. 12085118 - Fixture (2024-09-10),

4. 12065324 - Sticking body holding member (2024-08-20),

5. 12037495 - Flame retardant low hardness material (2024-07-16),

6. 11958968 - Thermally conductive material technical field (2024-04-16),

7. D1009604 - Board spacer (2024-01-02),

8. 11845860 - Flame-retardant high-damping material (2023-12-19),

9. 11690207 - Magnetic shield material (2023-06-27),

10. 11646512 - Contact (2023-05-09),

11. 11519797 - Gripping force measurement device (2022-12-06),

12. 11511904 - Sticking apparatus (2022-11-29),

13. 11452973 - Reverse osmosis membrane and method for producing reverse osmosis membrane (2022-09-27),

14. 11309652 - Contact for electrically connecting a first member and a second member using spring part (2022-04-19),

15. 11279820 - Composition, method for producing heat-resistant vibration-proof material, and heat-resistant vibration-proof material (2022-03-22),

Kitagawa Industries Co., Inc. is a global manufacturer specializing in electronic components, electromagnetic interference (EMI) prevention solutions, and bonding materials. With over 70 years of experience, our company is committed to providing high-quality products and unparalleled customer service. We offer a wide range of innovative solutions to meet the needs of various industries, including automotive, telecommunications, aerospace, and more.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

260 Patents

#7 in Nagoya

#567 in Japan

#3,254 in the World

Kitagawa Industries Co., Inc.

Forward Citations = 3,270

115 inventors:

Kazuhiro Matsui (26 out of 42 patents)

Hiroji Kitagawa (25 out of 26 patents)

Tatsuya Nakamura (18 out of 18 patents)

4. Hideo Yumi (17 out of 17 patents)

5. Tomohisa Kurita (13 out of 13 patents)

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