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

Qing Li — 29 Patents

AGAgc: 11 patents #52 of 954Top 6%
TCTunghsu Group Co.: 11 patents #1 of 35Top 3%
TCTunghsu Technology Group Co.: 6 patents #2 of 26Top 8%
DCDaewoong Pharmaceutical Co.: 2 patents #50 of 177Top 30%
ACAsahi Glass Co.: 1 patents #1,233 of 2,251Top 55%
ARArkema: 1 patents #227 of 443Top 55%
UTUt-Battelle: 1 patents #807 of 1,792Top 50%
Overall (All Time): #127,851 of 4,157,543Top 4%
29 Patents All Time
Qing Li has been granted 29 US patents while listed as an inventor at Agc. The first was granted in 2017 and the most recent in December 2025. Qing Li ranks #127,851 of 4,157,543 US inventors in our database (top 3.1%). Patent records list Qing Li in Tokyo, TN, JP.

Patents per Year

Patents granted per year, 2017 to 2025Bar chart with a peak of 10 patents in 2023.peak 102017: 2 patents20172019: 3 patents20192020: 1 patents20202021: 2 patents20212022: 5 patents20222023: 10 patents20232024: 3 patents20242025: 3 patents2025

Issued Patents All Time

Showing 1–25 of 29 patents

Patent #TitleCo-InventorsDate
12494259 Erase operations in memory devices Jinbiao Zhang, Jiang Xiang, Jing Wei, Lei Guan, Junxiao Zhu +2 more 2025-12-09
12398065 Glass ceramics, chemically strengthened glass, and semiconductor substrate Yusuke Arai, Akio Koike, Kazutaka Ono, Hitomi FURUTA, Shigeki SAWAMURA 2025-08-26
12240779 Crystallized glass of three-dimensional shape, chemically strengthened glass of three-dimensional shape, and method for producing crystallized glass of three-dimensional shape and chemically strengthened glass of three-dimensional shape Kenji Imakita, Akio Koike, Eriko Maeda 2025-03-04
12145879 Chemically strengthened glass plate, and cover glass and electronic device comprising chemically strengthened glass Takumi Umada, Kenji Imakita, Yusuke Arai 2024-11-19
12024460 Feeding system and glass production apparatus having same Heran Li, Yanchao Guo, Xiaobin Yang, Quan Zheng, Litao Jin +2 more 2024-07-02
11949087 Method for preparing graphene-coated powder material, and product of method Yunxiao Tong, Heran Li, Zhonghui Wang 2024-04-02
11807749 Electrically conductive PVC solvent cement Louis Daigneault, Filippo Martino 2023-11-07
11795100 Composition for glass, and aluminosilicate glass, preparation method therefor, and use thereof Guangtao Zhang, Junfeng Wang, Xiaoyi Wang, Dongcheng Yan, Lihong Wang +1 more 2023-10-24
11767252 Chemically strengthened glass, and glass for chemical strengthening Suguru Murayama, Seiki Ohara, Shusaku Akiba 2023-09-26
11746039 Glass composition, low inclusion content glass, preparation method therefor and application thereof Guangtao Zhang, Quan Zheng, Lihong Wang, Dongcheng Yan, Junfeng Wang +2 more 2023-09-05
11731901 Chemically strengthened glass and production method therefor Kenji Imakita, Akio Koike, Eriko Maeda 2023-08-22
11718556 Glass for chemical strengthening, chemically strengthened glass, and electronic device case Akio Koike, Eriko Maeda 2023-08-08
11708295 Composition for glass, glass, preparation method and application thereof Yuguo Shen, Lihong Wang, Quan Zheng, Dongcheng Yan, Junfeng Li +1 more 2023-07-25
11661406 Method for producing intermediate useful for synthesis of SGLT inhibitor Hee Kyoon Yoon 2023-05-30
11639306 Curved glass thermal forming device and method therefor Qingwen Li, Xianyou Jin, Zhaoting Li 2023-05-02
11584677 Device for press-cutting glass, method for press-cutting glass, and glass-cutting system Bo Zhou, Lihong Wang 2023-02-21
11505491 Glass ceramic and chemically strengthened glass Seiki Ohara, Shusaku Akiba 2022-11-22
11401198 Silicate product and strengthening method thereof Debao Li, Zihan Shen, Feng Guo, Ruhua GONG, Zhonghua Wang +1 more 2022-08-02
11325856 Aluminoborosilicate glass and preparation method and application thereof Guangtao Zhang, Junfeng Wang, Xingjun Xu, Dongcheng Yan, Lihong Wang +1 more 2022-05-10
11319241 Composition for preparing glass, glass article and use thereof Debao Li, Guangtao Zhang, Zhonghua Wang, Feng Guo, Dongcheng Yan 2022-05-03
11274058 Crystallized glass and chemically strengthened glass Akio Koike, Kazuki KANEHARA 2022-03-15
11135165 Suspension comprising aluminum hydroxide and magnesium hydroxide and preparation method therefor Ye-Then Chang, Sang-Ho Seol, Tie Li, Chao Tong 2021-10-05
11108037 Method for preparing graphene/ternary material composite for use in lithium ion batteries and product thereof Min Chen, Heran Li 2021-08-31
10533109 Stable aqueous fluoropolymer coating composition Min Zheng, Ramin Amin-Sanayei, An Du 2020-01-14
10472272 Chemically strengthened glass, and glass for chemical strengthening Suguru Murayama, Seiki Ohara, Shusaku Akiba 2019-11-12