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Kabushiki Kaisha Top

USPTO Granted Patents = 34

EPO Patents = 13

Trademarks = 5

Forward Citations = 285

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23 inventors (with patents filed for the assignee):

Issei Kawachi (9 out of 10 patents)

Takuya Miyazaki (4 out of 5 patents)

Yoshihiko Himura (4 out of 4 patents)

4. Norihito Wada (3 out of 5 patents)

5. Kiwamu Yanagawa (3 out of 3 patents)

6. Atsushi Chiba (2 out of 30 patents)

7. Daisuke Nakagawa (2 out of 8 patents)

8. Sho Takayanagi (2 out of 2 patents)

9. Dai Takahashi (2 out of 2 patents)

10. Susumu Kobayashi (2 out of 5 patents)

11. Kazuhiro Ichikawa (2 out of 5 patents)

12. Koichi Sugita (2 out of 2 patents)

13. Takashi Suzuki (2 out of 191 patents)

14. Kazutoshi Kan (1 out of 5 patents)

15. Kaoru Kobayashi (1 out of 3 patents)

34 patents: Sort by Forward Citations

1. D1065527 - Syringe connector (2025-03-04),

2. D1065526 - Syringe connector (2025-03-04),

3. D1065525 - Syringe connector (2025-03-04),

4. D1065524 - Syringe connector (2025-03-04),

5. 12194456 - Blood collection tube holder and blood collection kit (2025-01-14),

6. D1038391 - Syringe connector (2024-08-06),

7. D1038390 - Syringe connector (2024-08-06),

8. D1038389 - Syringe connector (2024-08-06),

9. D1038388 - Syringe connector (2024-08-06),

10. D1037443 - Syringe connector (2024-07-30),

11. 11826076 - Medical needle with protector (2023-11-28),

12. 11369442 - Surgical system (2022-06-28),

13. 11272833 - Treatment-instrument insertion aid (2022-03-15),

14. 11122964 - Treatment-instrument insertion aid (2021-09-21),

15. 11026721 - Medical needle with protector (2021-06-08),

Kabushiki Kaisha Top is a leading technology company specializing in software development, IT consulting, and digital solutions. With a strong focus on innovation and customer satisfaction, we provide cutting-edge solutions to help businesses thrive in the digital age.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

34 Patents

#877 in Tokyo

#2,117 in Japan

#19,060 in the World

Kabushiki Kaisha Top

Forward Citations = 285

23 inventors:

Issei Kawachi (9 out of 10 patents)

Takuya Miyazaki (4 out of 5 patents)

Yoshihiko Himura (4 out of 4 patents)

4. Norihito Wada (3 out of 5 patents)

5. Kiwamu Yanagawa (3 out of 3 patents)

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