Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Chi-Kai Lin — 6 Patents

Apple: 5 patents #5,490 of 18,612Top 30%
NUNational Cheng Kung University: 1 patents #348 of 1,128Top 35%
Sunnyvale, CA: #4,229 of 14,302 inventorsTop 30%
California: #94,478 of 386,348 inventorsTop 25%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Chi-Kai Lin has been granted 6 US patents while listed as an inventor at Apple. The first was granted in 2015 and the most recent in February 2025. Chi-Kai Lin ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Chi-Kai Lin in Sunnyvale, CA, US.

Patents per Year

Patents granted per year, 2015 to 2025Bar chart with a peak of 1 patents in 2015.peak 12015: 1 patents20152020: 1 patents20202022: 1 patents20222023: 1 patents20232024: 1 patents20242025: 1 patents2025

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12218352 Lithium fluoride-containing coatings for cathode active materials in Li-ion batteries Hongli Dai, Huiming Wu, Michael Erickson, Martin Bettge, Xiaoping Wang +9 more 2025-02-04
12074321 Cathode active materials for lithium ion batteries Hongli Dai, Huiming Wu, Michael Erickson, Xiaoping Wang, Yan Li +8 more 2024-08-27 $283,265,000
11757096 Aluminum-doped lithium cobalt manganese oxide batteries Hongli Dai, Huiming Wu, Fulya Dogan-Key, Hakim H. Iddir, Anh D. Vu +8 more 2023-09-12 $153,019,000
11362331 Cathode active materials for lithium-ion batteries Hongli Dai, Akshaya K. Padhi, Huiming Wu, Dapeng Wang, Christopher S. Johnson +5 more 2022-06-14 $183,231,000
10581070 Coated nickel-based cathode materials and methods of preparation Huiming Wu, Hongli Dai, Fiona Claire Strobridge 2020-03-03 $97,833,000
9196905 Diamond film coated electrode for battery Yonhua Tzeng, Orlando H. Auciello, Chuan-Pu Liu, YIN-WEI CHENG 2015-11-24