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

Heung Kin Chan

HL Hayco Manufacturing Limited: 1 patents #1 of 3Top 35%
TL Tung Hing Plastic Manufactory Limited: 1 patents #2 of 4Top 50%
Overall (2025): #122,957 of 469,880Top 30%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12303087 Floor cleaning apparatus and liquid delivery assembly for use in floor cleaning apparatus Sven Eschrich, Kin Wong Yau 2025-05-20
12290223 Floor cleaning apparatus and liquid delivery assembly for use in floor cleaning apparatus Sven Eschrich, Kin Wong Yau 2025-05-06