For the Inventor, By the Inventor

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Finewell Co., Ltd.

USPTO Granted Patents = 30

EPO Patents = 11

Trademarks = 7

Forward Citations = 173

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5 inventors (with patents filed for the assignee):

Hiroshi Hosoi (30 out of 33 patents)

Yoji Hosoi (29 out of 32 patents)

Masahide Tanaka (28 out of 154 patents)

4. Masashi Morimoto (12 out of 15 patents)

5. Katsushi Ueno (1 out of 1 patent)

6. Hosoi Hiroshi (0 patent)

7. Hosoi Yoji (0 patent)

8. Tanaka Masahide (0 patent)

9. Morimoto Masashi (0 patent)

30 patents: Sort by Forward Citations

1. 12464290 - Vibrator and hearing device (2025-11-04),

2. 11601538 - Headset having right- and left-ear sound output units with through-holes formed therein (2023-03-07),

3. 11526033 - Hearing device (2022-12-13),

4. 10967521 - Robot and robot system (2021-04-06),

5. 10848607 - Cycling hearing device and bicycle system (2020-11-24),

6. 10834506 - Stereo earphone (2020-11-10),

7. 10795321 - Wrist watch with hearing function (2020-10-06),

8. 10779075 - Incoming/outgoing-talk unit and incoming-talk unit (2020-09-15),

9. 10778824 - Pen-type handset (2020-09-15),

10. 10778823 - Mobile telephone and cartilage-conduction vibration source device (2020-09-15),

11. 10506343 - Earphone having vibration conductor which conducts vibration, and stereo earphone including the same (2019-12-10),

12. 10380864 - Watching system, watching detection device, and watching notification device (2019-08-13),

13. 10356231 - Cartilage conduction hearing device using an electromagnetic vibration unit, and electromagnetic vibration unit (2019-07-16),

14. 10237382 - Mobile telephone (2019-03-19),

15. 10158947 - Mobile telephone utilizing cartilage conduction (2018-12-18),

Finewell Co., Ltd. is a leading manufacturer and supplier of high-quality wellness products. With over 20 years of experience in the industry, we specialize in producing innovative and reliable health and beauty products. Our extensive range includes skincare, personal care, and fitness products, all designed to enhance our customers' well-being. We are committed to delivering excellence in both product quality and customer service. Visit our website to explore our latest offerings and experience the Finewell difference.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

30 Patents

#217 in Osaka

#2,252 in Japan

#21,229 in the World

Finewell Co., Ltd.

Forward Citations = 173

5 inventors:

Hiroshi Hosoi (30 out of 33 patents)

Yoji Hosoi (29 out of 32 patents)

Masahide Tanaka (28 out of 154 patents)

4. Masashi Morimoto (12 out of 15 patents)

5. Katsushi Ueno (1 out of 1 patent)

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