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Kanagawa, Japan

Katoh Electrical Machinery Company, Ltd.

USPTO Granted Patents = 87

Forward Citations = 1,225

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36 inventors (with patents filed for the assignee):

Akira Sorimachi (15 out of 16 patents)

Hideo Kato (10 out of 20 patents)

Oriya Fujita (8 out of 15 patents)

4. Naokazu Suzuki (7 out of 8 patents)

5. Hideo Katoh (6 out of 17 patents)

6. Taichi Nishihara (5 out of 5 patents)

7. Hiroaki Hosaka (5 out of 7 patents)

8. Isao Nagashima (4 out of 4 patents)

9. Kanetsugu Miyazaki (4 out of 4 patents)

10. Takayuki Kaneko (3 out of 48 patents)

11. Ryuta Kuramochi (3 out of 11 patents)

12. Shinichi Kobayashi (3 out of 32 patents)

13. Tsuyoshi Shiba (3 out of 3 patents)

14. Hirofumi Kohda (3 out of 3 patents)

15. Takayuki Hashimoto (2 out of 20 patents)

Core Competencies:

Hinge Device

Slide Mechanism

Portable Terminal

Opening Closing Device

Automatic Cover Closer

Biaxial Hinge Device

Tilt Hinge

Office Equipment

Small Sized Hinge

Coupling Device

Mobile Terminal

Toilet Bowl Seat Hinge

87 patents: Sort by Forward Citations

1. 8985387 - Business card case (2015-03-24),

2. 8938857 - Slide hinge (2015-01-27),

3. 8646649 - Business card case (2014-02-11),

4. 8567641 - Business card case (2013-10-29),

5. 8166576 - Opening/closing device and helmet having the same (2012-05-01),

6. 8139994 - Automatic original cover closer and office equipment having the same (2012-03-20),

7. 8060166 - Slide mechanism of portable equipment and portable equipment (2011-11-15),

8. 7724405 - Original cover closer and office equipment (2010-05-25),

9. 7512376 - Automatic original cover closer and office equipment including automatic original cover closer (2009-03-31),

10. 7478458 - Biaxial hinge device of electrical equipment (2009-01-20),

11. 7467000 - Hinge device of portable equipment and portable telephone (2008-12-16),

12. 7463913 - Slide mechanism of portable device and portable telephone (2008-12-09),

13. 7440712 - Original cover closer and office equipment including original cover closer (2008-10-21),

14. 7403612 - Slide mechanism (2008-07-22),

15. 7380313 - Hinge device and electronic equipment using the same (2008-06-03),

Katoh Electrical Machinery Company, Ltd. is a leading manufacturer and supplier of electrical machinery and equipment. Established in 1947, the company is headquartered in Tokyo, Japan. Katoh Electrical Machinery specializes in the production of various types of motors, generators, transformers, and other electrical components. With a strong commitment to quality, innovation, and customer satisfaction, Katoh Electrical Machinery has earned a reputation for delivering reliable and efficient solutions for diverse industries including automotive, aerospace, power generation, and more.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

87 Patents

#36 in Kanagawa

#1,203 in Japan

#8,545 in the World

Kanagawa, Japan

Katoh Electrical Machinery Company, Ltd.

Forward Citations = 1,225

36 inventors:

Akira Sorimachi (15 out of 16 patents)

Hideo Kato (10 out of 20 patents)

Oriya Fujita (8 out of 15 patents)

4. Naokazu Suzuki (7 out of 8 patents)

5. Hideo Katoh (6 out of 17 patents)

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