Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
KZ

Kaiyuan Zhang

ZC Zhejiang Sunny Optical Co.: 1 patents #3 of 7Top 45%
ZC Zhejiang Sunny Optics Co.: 1 patents #17 of 47Top 40%
Overall (2025): #110,429 of 469,880Top 25%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12216249 Optical imaging lens including six lenses of +-+-+-or +++-+-refractive powers Nian Chen, Xujiong Wu, Fujian Dai, Liefeng Zhao 2025-02-04
12197039 Camera lens group Fujian Dai, Yi Zhang, Liefeng Zhao 2025-01-14