Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
YC

Yikun Chen — 24 Patents

UMUnited Microelectronics: 9 patents #637 of 4,560Top 15%
Overall (All Time): #168,038 of 4,157,543Top 5%
24 Patents All Time
Yikun Chen has been granted 24 US patents while listed as an inventor at United Microelectronics. The first was granted in 2014 and the most recent in June 2025. Yikun Chen ranks #168,038 of 4,157,543 US inventors in our database (top 4.0%). Patent records list Yikun Chen in 红钢城街道, CN.

Patents per Year

Patents granted per year, 2014 to 2025Bar chart with a peak of 4 patents in 2021.peak 42014: 2 patents20142015: 1 patents2016: 3 patents20162017: 2 patents2018: 1 patents20182020: 3 patents2021: 4 patents20212022: 4 patents2023: 1 patents20232024: 2 patents2025: 1 patents2025

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12331259 Flammable and fire-resistant carbonaceous heat source, method for preparing same and use thereof Chenghao Luo, Dan Li, Long Huang, Hao Liu, Jian Zhang +1 more 2025-06-17
12059032 Electric heating cigarette appliance having temperature and period adjustment functions Huachen Liu, Chenghao Luo, Bing Liu, Lei Liu 2024-08-13
12041967 Electric heating device for preventing contact wearing out and tobacco falling out Huachen Liu, Long Huang, Welchang Ke, Chenghao Luo 2024-07-23
11783959 Electronic paste composition, preparation method therefor and use thereof Huachen Liu, Dan Li, Tengfei Deng, Bing Liu 2023-10-10
11490657 Axially rotating electric heating device for extracting tobacco Huachen Liu, Lei Liu, Aijun Dong, Weichang Ke, Bing Liu +1 more 2022-11-08
11439178 Smokeless cigarette having decreased vapor temperature and preventing heat-caused collapse of cigarette holder Huachen Liu, Weichang Ke, Chenghao Luo, Bing Liu 2022-09-13
11350668 Production method of needle-type heater Huachen Liu, Aijun Dong, Weichang Ke, Bing Liu, Chenghao Luo +1 more 2022-06-07
D943150 Heat not burning smoking device Huachen Liu, Bing Liu 2022-02-08
11166340 Composite ceramic atomizer and method of preparing the same Bing Liu, Chenghao Luo, Huachen Liu, Weichang Ke, Fuyou Qi +1 more 2021-11-02
D926355 Set of tobacco heating device and charger Huachen Liu, Dan Li 2021-07-27
D919878 Smoking device Qiang Gao, Huachen Liu 2021-05-18
D919171 Electrical tobacco heating device Huachen Liu, Dan Li 2021-05-11
D898990 Combined electrical tobacco heating device and charger Huachen Liu, Dan Li 2020-10-13
D898280 Combined electrical tobacco heating device and charger Dan Li, Huachen Liu 2020-10-06
D886366 Combined electrical tobacco heating device and charger Huachen Liu, Dan Li 2020-06-02
9941161 Method for fabricating semiconductor device Duan Quan Liao, Ching Hwa Tey 2018-04-10 $497,000
9698229 Semiconductor structure and process thereof Duan Quan Liao, Ching Hwa Tey, Xiao Zhong Zhu 2017-07-04
9583594 Method of fabricating semiconductor device Duan Quan Liao, Ching Hwa Tey 2017-02-28 $131,000
9401280 Semiconductor process Duan Quan Liao, Wei-Chi Cheng, Ching Hwa Tey, Xiao Zhong Zhu 2016-07-26 $204,000
9385193 FINFET transistor structure and method for making the same Rai-Min Huang, Sheng-Huei Dai, Chen-Hua Tsai, Duan Quan Liao, Xiao Zhong Zhu 2016-07-05 $172,000
9276057 Capacitor structure and method of manufacturing the same Duan Quan Liao, Ching Hwa Tey, Xiao Zhong Zhu 2016-03-01 $352,000
9023726 Method of fabricating semiconductor device Wei-Chi Cheng, Ming Xu, Duan Quan Liao, Ching Hwa Tey 2015-05-05 $332,000
8828878 Manufacturing method for dual damascene structure Duan Quan Liao, Xiao Zhong Zhu, Ching Hwa Tey, Chen-Hua Tsai, Yu-Tsung Lai 2014-09-09 $247,000
8772860 FINFET transistor structure and method for making the same Rai-Min Huang, Sheng-Huei Dai, Chen-Hua Tsai, Duan Quan Liao, Xiao Zhong Zhu 2014-07-08 $411,000