KC

Ka Kui Cheng

AL Ace Communications Limited: 2 patents #1 of 4Top 25%
Overall (2017): #135,814 of 506,227Top 30%
2
Patents 2017

Issued Patents 2017

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9782131 Method and system for self-managed sound enhancement Charles Andrew Van Hasselt, Chi Shan Anna Kam, Pui Tong Paul Lee 2017-10-10
9584920 System for fitting audio signals for in-use ear Pui Tong Paul Lee 2017-02-28