logo

For the Inventor, By the Inventor

Osaka, Japan

Finewell Co., Ltd.

USPTO Granted Patents = 30

% Expired Patents = 3.3


Trademarks = 7

Forward Citations = 176

Loading Chart...
Loading Chart...

5 inventors (with patents filed for the assignee):

goldMedal Hiroshi Hosoi (30 out of 34 patents)

silverMedal Yoji Hosoi (29 out of 32 patents)

bronzeMedal 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)


Core Competencies:
Hearing Device
Mobile Telephone
Cartilage Conduction
Stereo Earphone
Vibration Conductor
Wristband Handset
Watching System
Cycling Hearing Device
Incoming/Outgoing Talk Unit
Electromagnetic Vibration
Finger Ring
Bicycle System

30 patents:

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),
Company Overview
Finewell Co., Ltd. is a Japanese company based in Osaka, specializing in the development and manufacturing of high-quality industrial equipment and precision instruments. The organization focuses on advanced technologies in fields such as automation, control systems, and measurement solutions, catering to various industries including manufacturing and engineering. With a commitment to innovation, Finewell aims to enhance operational efficiency and product quality through its cutting-edge technologies and expertise.
Profile summary synthesized from public USPTO records and patent filings.

logo

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

30 Patents

#244 in Osaka

#2,307 in Japan

#21,912 in the World

Osaka, JP
Osaka, Japan

Finewell Co., Ltd.

Forward Citations = 176

5 inventors:

goldMedal Hiroshi Hosoi (30 out of 34 patents)

silverMedal Yoji Hosoi (29 out of 32 patents)

bronzeMedal Masahide Tanaka (28 out of 154 patents)

4.  Masashi Morimoto (12 out of 15 patents)

5.  Katsushi Ueno (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Finewell Co., Ltd.. Retrieved from https://idiyas.com/company/finewell-company

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
Loading…