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Chuo Hatsujo Kabushiki Kaisha

USPTO Granted Patents = 102

EPO Patents = 2

Trademarks = 5

Forward Citations = 1,977

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116 inventors (with patents filed for the assignee):

Masami Wakita (12 out of 13 patents)

Takayuki Sakakibara (10 out of 10 patents)

Yoshikatsu Tsuge (9 out of 10 patents)

4. Masato Uneme (9 out of 12 patents)

5. Tomohiro Nakano (7 out of 52 patents)

6. Takashi Goto (7 out of 11 patents)

7. Shinsuke Okura (7 out of 7 patents)

8. Yuichi Hirata (7 out of 7 patents)

9. Toshiyuki Imaizumi (7 out of 7 patents)

10. Takaaki Hayashida (7 out of 7 patents)

11. Toshiho Aoyama (7 out of 7 patents)

12. Toshio Ozone (7 out of 7 patents)

13. Toshio Kuwayama (5 out of 5 patents)

14. Kazuyoshi Nono (5 out of 5 patents)

15. Shuji Kamiya (5 out of 5 patents)

Core Competencies:

Spring Manufacturing

Spring Coating

Cable Supporting Device

Vehicular Holding Device

Fingerprint Verification

Helical Compression Spring

Corrosion Fatigue Strength

Frictional Hinge Device

Stabilizer Device

Wave Washer

Control Cable Apparatus

Filtration Member

102 patents: Sort by Forward Citations

1. 12257869 - Spring (2025-03-25),

2. 12173766 - Highly durable spring and method of coating the same (2024-12-24),

3. 11773631 - Cover opening-closing device (2023-10-03),

4. 11752821 - Spring (2023-09-12),

5. 11505028 - Vehicular holding device (2022-11-22),

6. 11079043 - Cable supporting device (2021-08-03),

7. 11052721 - Stabilizer device (2021-07-06),

8. 11007549 - Flocking powder coated article (2021-05-18),

9. 10920821 - Terminal securing device (2021-02-16),

10. 10876466 - Wave washer and variable-flow-rate valve (2020-12-29),

11. 10809054 - Device, method, and program for measuring shape of spiral spring (2020-10-20),

12. 10022778 - Coil spring forming method and forming device (2018-07-17),

13. 9915284 - Terminal supporting apparatus for control cable (2018-03-13),

14. 9638238 - Terminal supporting apparatus for control cable (2017-05-02),

15. 9623475 - Method for producing spring (2017-04-18),

CHUO HATSUJO KABUSHIKI KAISHA is a leading Japanese company specializing in manufacturing high-quality hats and headwear. With a rich history spanning over decades, the company is committed to delivering stylish and comfortable headwear options for various industries and occasions. CHUO HATSUJO KABUSHIKI KAISHA's products are known for their exceptional craftsmanship and attention to detail, making them a popular choice among fashion-conscious individuals and professional entities alike.

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

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USPTO Data Jan 1 1976 - Jan 6 2026

102 Patents

#14 in Nagoya

#1,085 in Japan

#7,442 in the World

Chuo Hatsujo Kabushiki Kaisha

Forward Citations = 1,977

116 inventors:

Masami Wakita (12 out of 13 patents)

Takayuki Sakakibara (10 out of 10 patents)

Yoshikatsu Tsuge (9 out of 10 patents)

4. Masato Uneme (9 out of 12 patents)

5. Tomohiro Nakano (7 out of 52 patents)

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