Wai Hing Kim

LRLearning Resources: 1 patents #13 of 25Top 55%

Tseung Kwan O, CN: #112 of 213 inventorsTop 55%

Overall (All Time): #3,570,630 of 4,157,543Top 90%

1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6179682	Teaching toy telephone	Barbara Plain, Yau Chung Siu	2001-01-30