KM

Kai-Shun Mak

HL Hop Lee Cheong Industrial Company Limited: 23 patents #1 of 2Top 50%
Overall (All Time): #156,131 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 1–25 of 26 patents

Patent #TitleCo-InventorsDate
D591801 Toy drawing board 2009-05-05
6805559 Erasable graphic panel 2004-10-19
D467971 Toy drawing board 2002-12-31
D443304 Toy drawing board 2001-06-05
6092294 Drawing board 2000-07-25
D427649 Toy drawing table 2000-07-04
6045341 Levitation blower 2000-04-04
D419599 Toy drawing board 2000-01-25
D419190 Toy drawing board 2000-01-18
D411865 Toy building element 1999-07-06
D409687 Toy building element 1999-05-11
D399680 Table for educational games 1998-10-20
D391531 Baby walker 1998-03-03
D390284 Disc shooter 1998-02-03
D359984 Drawing board 1995-07-04
D359985 Drawing board 1995-07-04
D358608 Drawing board 1995-05-23
D356824 Drawing board 1995-03-28
D356336 Drawing board 1995-03-14
D356335 Drawing board 1995-03-14
5393231 Child's magic drawing board 1995-02-28
D345177 Drawing board 1994-03-15
D336751 Drawing board 1993-06-22
D309759 Toy bubble gun 1990-08-07
D279490 Drawing toy 1985-07-02