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Dunlop Sports Company Limited

USPTO Granted Patents = 489

EPO Patents = 25

Trademarks = 45

Forward Citations = 4,633

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161 inventors (with patents filed for the assignee):

Mika Becktor (87 out of 124 patents)

Keith F Dolezel (80 out of 122 patents)

Phillip C Seagram (55 out of 99 patents)

4. Nick S Trahan (40 out of 46 patents)

5. Toshiyuki Tarao (31 out of 103 patents)

6. Patrick A Ripp (30 out of 67 patents)

7. Takahiro Shigemitsu (26 out of 70 patents)

8. Kazuyoshi Shiga (25 out of 110 patents)

9. Chiemi Mikura (24 out of 37 patents)

10. Kosuke Tachibana (20 out of 34 patents)

11. Matthew R Daraskavich (20 out of 39 patents)

12. Takashi Nakamura (19 out of 53 patents)

13. Naruhiro Mizutani (19 out of 71 patents)

14. Kazuhiko Isogawa (19 out of 78 patents)

15. Takahiro Sajima (18 out of 114 patents)

Core Competencies:

Sporting Apparatus

Monitoring Device

Golf Club Head

Golf Ball

Tennis Racket Frame

Golf Club Grip

Milled Striking Face

Clamping Device

Alignment Feature

Texture Pattern

User Monitoring

489 patents: Sort by Forward Citations

1. 12491425 - System, method, and apparatus for monitoring sporting apparatus and users thereof (2025-12-09),

2. 11865412 - Sporting apparatus with monitoring device (2024-01-09),

3. 11253767 - System, method, and apparatus for monitoring sporting apparatus and users thereof (2022-02-22),

4. 11045695 - Golf club head (2021-06-29),

5. 10799783 - System, method, and apparatus for monitoring sporting apparatus and users thereof (2020-10-13),

6. 10751582 - Sporting apparatus with monitoring device (2020-08-25),

7. 10590259 - Golf ball (2020-03-17),

8. D846054 - Golf club head (2019-04-16),

9. D846053 - Golf club head (2019-04-16),

10. D846052 - Golf club head (2019-04-16),

11. D846049 - Golf club head (2019-04-16),

12. D845417 - Golf club head (2019-04-09),

13. 10245473 - Tennis racket frame (2019-04-02),

14. 10238934 - Golf club grip (2019-03-26),

15. 10238932 - Golf club with milled striking face (2019-03-26),

Dunlop Sports Company Limited is a renowned sports equipment manufacturing company. With a rich history dating back to 1910, Dunlop has been producing top-quality sporting goods for various disciplines. Specializing in tennis, golf, squash, and badminton equipment, Dunlop is a trusted brand among professional athletes and enthusiasts alike. Our commitment to innovation, precision, and performance has made Dunlop a leading choice for sports enthusiasts worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

489 Patents

#5 in Kobe

#378 in Japan

#1,910 in the World

Dunlop Sports Company Limited

Forward Citations = 4,633

161 inventors:

Mika Becktor (87 out of 124 patents)

Keith F Dolezel (80 out of 122 patents)

Phillip C Seagram (55 out of 99 patents)

4. Nick S Trahan (40 out of 46 patents)

5. Toshiyuki Tarao (31 out of 103 patents)

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