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For the Inventor, By the Inventor

Taoyuan, Taiwan

Ichia Technologies, Inc.


USPTO Granted Patents = 39

% Expired Patents = 87.2

Forward Citations = 229

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33 inventors (with patents filed for the assignee):

goldMedal Chih-Ho Hsu (10 out of 18 patents)

silverMedal Chang-Li Liu (10 out of 14 patents)

bronzeMedal Che-Tung Wu (8 out of 9 patents)

4.  Yu-Chih Chang (4 out of 9 patents)

5.  Kai-Jie Tsao (4 out of 5 patents)

6.  Ko-Ju Chen (4 out of 4 patents)

7.  Chia-Hua Chiang (3 out of 3 patents)

8.  Jian-Li Chang (3 out of 3 patents)

9.  Chung-Yu Chen (2 out of 6 patents)

10.  Chien-Hwa Chiu (2 out of 2 patents)

11.  Chih-Min Chao (2 out of 2 patents)

12.  Peir-Rong Kuo (2 out of 2 patents)

13.  Chih-Cheng Hsiao (2 out of 2 patents)

14.  Feng-Ping Kuan (2 out of 2 patents)

15.  Ying-Wei Lee (2 out of 2 patents)


Core Competencies:
Keypad Structure
Flexible Circuit Board
Electromagnet
Thin Key Structure
Keypad Module
Metal Keypad Panel
Non-Backlighted Keypad
Light Guide Plate
Mechanical Keypad
Control Panel
Micropore Array
Layered Keycap

39 patents:

1. 12554345 - Knob structure (2026-02-17),
2. 12547257 - Knob structure (2026-02-10),
3. 9827814 - Tire pressure monitoring device and carrier module thereof (2017-11-28),
4. 9721714 - Electromagnet and flexible circuit board (2017-08-01),
5. 9386709 - Method of manufacturing printed circuit board (2016-07-05),
6. 9326374 - Flexible circuit board and process for producing the same (2016-04-26),
7. 9251974 - Thin key structure and pressable module thereof (2016-02-02),
8. 9111700 - Thin push button structure (2015-08-18),
9. 9105422 - Thin key structure (2015-08-11),
10. 8441445 - Electrophoretic display keypad structure (2013-05-14),
11. 8242936 - Control panel and control method thereof (2012-08-14),
12. 8207872 - Mechanical keypad with touch pad function (2012-06-26),
13. 8203092 - Keypad structure (2012-06-19),
14. 8186866 - Metallic panel assembly having multilayer arrays of micropores (2012-05-29),
15. 8134094 - Layered thin-type keycap structure (2012-03-13),
Company Overview
Ichia Technologies, Inc. is a prominent player in the field of advanced technology solutions, specializing in the development and manufacturing of innovative electronic products. The company focuses on areas such as smart home devices, IoT applications, and consumer electronics, contributing to the evolution of connected living. Based in Taoyuan, Taiwan, Ichia leverages its expertise to enhance user experiences through cutting-edge technology, positioning itself as a key contributor in the rapidly evolving tech landscape.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

39 Patents

#47 in Taoyuan

#492 in Taiwan

#17,465 in the World

Taoyuan, TW
Taoyuan, Taiwan

Ichia Technologies, Inc.

Forward Citations = 229

33 inventors:

goldMedal Chih-Ho Hsu (10 out of 18 patents)

silverMedal Chang-Li Liu (10 out of 14 patents)

bronzeMedal Che-Tung Wu (8 out of 9 patents)

4.  Yu-Chih Chang (4 out of 9 patents)

5.  Kai-Jie Tsao (4 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ichia Technologies, Inc.. Retrieved from https://idiyas.com/company/ichia-technologies

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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