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For the Inventor, By the Inventor

Tainan, Taiwan

Hanpin Electron Co., Ltd.

USPTO Granted Patents = 18

% Expired Patents = 44.4

Forward Citations = 92

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11 inventors (with patents filed for the assignee):

goldMedal Han-Chih Liu (6 out of 6 patents)

silverMedal Shen-Keng Liu (5 out of 6 patents)

bronzeMedal Hsi-Ping Wang (2 out of 2 patents)

4.  Shen-Chi Liu (2 out of 2 patents)

5.  Chang-Hsiou Lu (2 out of 2 patents)

6.  Ping-Hsiung Liu (2 out of 2 patents)

7.  Ying-Chao Tseng (1 out of 2 patents)

8.  Tse-Ming Lan (1 out of 1 patent)

9.  Kuo-Cheng Liu (1 out of 1 patent)

10.  Lung-En Cheng (1 out of 1 patent)

11.  Chiu-Hsiung Liu (1 out of 1 patent)


18 patents:

1. 12322418 - Vinyl record player automatic stop and lift tonearm structure (2025-06-03),
2. 11594245 - Bifunctional turntable (2023-02-28),
3. 11217271 - Control system for fully automatic turntable (2022-01-04),
4. 10290316 - Detection system of vinyl record player for detecting end of playback (2019-05-14),
5. 9997175 - Electric arm lifting and turntable's auto-stop assembly of record player (2018-06-12),
6. 7964782 - Method for operating cue point on lighting ring of digital multimedia audio player (2011-06-21),
7. 7401345 - Digital audio signal player (2008-07-15),
8. D519102 - Phonograph (2006-04-18),
9. 7010371 - Digital audio signal player having a simulated analogue record (2006-03-07),
10. 6961289 - Digital audio signal player having a simulated analogue record (2005-11-01),
11. 6951028 - CD inserting mechanism of a CD player without loading plate (2005-09-27),
12. 6917689 - Sound mixing equipment (2005-07-12),
13. 6745091 - Digital audio signal player having a simulated analogue record (2004-06-01),
14. 6618329 - Digital audio signal player having a simulated analogue record (2003-09-09),
15. 6535462 - Digital sound-signal broadcaster (2003-03-18),
Company Overview
Hanpin Electron Co., Ltd. is a prominent player in the electronics manufacturing sector, specializing in the development and production of high-quality electronic components and systems. The company focuses on innovative solutions that cater to various industries, including consumer electronics and industrial applications. With a strong emphasis on research and development, Hanpin is dedicated to advancing technology in areas such as circuit design and electronic assembly, contributing to the growth of the electronics landscape in Tainan and beyond.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

18 Patents

#60 in Tainan

#900 in Taiwan

#34,244 in the World

Tainan, TW
Tainan, Taiwan

Hanpin Electron Co., Ltd.

Forward Citations = 92

11 inventors:

goldMedal Han-Chih Liu (6 out of 6 patents)

silverMedal Shen-Keng Liu (5 out of 6 patents)

bronzeMedal Hsi-Ping Wang (2 out of 2 patents)

4.  Shen-Chi Liu (2 out of 2 patents)

5.  Chang-Hsiou Lu (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hanpin Electron Co., Ltd.. Retrieved from https://idiyas.com/company/hanpin-electron-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]
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