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USPTO Patent Rankings Data through Dec 31, 2025
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Chi-Jen Chen — 50 Patents

QIQisda: 13 patents #6 of 490Top 2%
SCSiliconware Precision Industries Co.: 7 patents #94 of 527Top 20%
PIPro-Techtor International: 4 patents #1 of 5Top 20%
APAcer Peripherals: 3 patents #9 of 137Top 7%
BEBenq: 3 patents #91 of 580Top 20%
TSMC: 3 patents #5,465 of 12,232Top 45%
CCChicony Electronics Co.: 1 patents #88 of 174Top 55%
Foxconn: 1 patents #3,315 of 5,504Top 65%
ITITRI: 1 patents #5,197 of 9,619Top 55%
Overall (All Time): #53,743 of 4,157,543Top 2%
50 Patents All Time
Chi-Jen Chen has been granted 50 US patents while listed as an inventor at Qisda. The first was granted in 1995 and the most recent in January 2025. Chi-Jen Chen ranks #53,743 of 4,157,543 US inventors in our database (top 1.3%). Patent records list Chi-Jen Chen in Taichung, CA, TW.

Issued Patents All Time

Showing 1–25 of 50 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12205906 Electronic package and fabrication method thereof Yu-Lung Huang, Chee-Key Chung, Yuan-Hung Hsu 2025-01-21
12107055 Electronic package and fabrication method thereof Chih-Hsun Hsu, Hsi-Chang Hsu, Yuan-Hung Hsu, Rui-Feng Tai, Don-Son Jiang 2024-10-01
12059101 Reinforced folding cutting mat — 2024-08-13
11964406 Lockable rotary cutting mat — 2024-04-23
11881459 Electronic package and fabrication method thereof Yu-Lung Huang, Chee-Key Chung, Yuan-Hung Hsu 2024-01-23
11676877 Electronic package with multiple electronic components spaced apart by grooves Hong-Da Chang, Chun-Chang Ting 2023-06-13
11672060 LED driving circuit, LED driving method and display device applying the same Chih-Hsiang Wu 2023-06-06
11613038 Folding cutting mat — 2023-03-28
11610850 Electronic package and fabrication method thereof Chih-Hsun Hsu, Hsi-Chang Hsu, Yuan-Hung Hsu, Rui-Feng Tai, Don-Son Jiang 2023-03-21
11532528 Electronic package and manufacturing method thereof Hsi-Chang Hsu, Yuan-Hung Hsu, Chang-Fu Lin, Don-Son Jiang 2022-12-20
11514851 Display device and related driver Wei Huang, Sung-Po Yeh 2022-11-29
11398413 Electronic package with multiple electronic components spaced apart by grooves Hong-Da Chang, Chun-Chang Ting 2022-07-26
11258995 Light emitting diode projector and drive circuit thereof Fang-Chieh Lu, Chun Lin 2022-02-22
11220770 Portable patchwork sewing tool kit — 2022-01-11
11215913 Projector drive circuit, projector drive method and projector Chih-Hsiang Wu 2022-01-04
11076466 Light intensity adjustment circuit Tsung-Hsun Wu, Yuan Fang 2021-07-27
11044435 Driver circuit and projector including voltage conversion units at primary side Fang-Chieh Lu, Chuan-Chu Chen, Ching-Ying Tsou 2021-06-22
10892919 Detector and interference cancellation method for spatial multiplexing filter bank multicarrier with offset quadrature amplitude modulation Kuei-Chiang Lai 2021-01-12
10816888 Projector, power control circuit and method for the same Fang-Chieh Lu, Chun Lin 2020-10-27
10658769 Electronic device Chun-Ming Shen, Min-Wen Hong 2020-05-19
10640901 Portable sewing tool kit — 2020-05-05
10619990 Tailor cutting assembly with anti-slip function and tailor ruler therof — 2020-04-14
10328597 Cutting mat — 2019-06-25
10157759 Curing apparatus and method using the same Hsueh-Kuang Ni, Peng-Cheng Hong 2018-12-18 $1,174,000
10146105 Around-view camera device Wen-Pin Lee 2018-12-04

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