CH

Chang-Hsien Ho

EE Eastwest International (Taiwan) Enterprises: 1 patents #3 of 5Top 60%
Overall (All Time): #18,821 of 4,157,543Top 1%
88
Patents All Time

Issued Patents All Time

Showing 51–75 of 88 patents

Patent #TitleCo-InventorsDate
D481171 Safety helmet 2003-10-21
D481172 Safety helmet 2003-10-21
D464468 Safety helmet 2002-10-15
6446271 Auxiliary buffer envelope device for inner pad of safety helmet 2002-09-10
D456567 Safety helmet 2002-04-30
D455869 Safety helmet 2002-04-16
D453975 Safety helmet 2002-02-26
D453590 Safety helmet 2002-02-12
D452942 Safety helmet 2002-01-08
D452941 Safety helmet 2002-01-08
D452940 Safety helmet 2002-01-08
D447288 Safety helmet 2001-08-28
D447287 Safety helmet 2001-08-28
D445544 Safety helmet 2001-07-24
D445545 Safety helmet 2001-07-24
D445219 Safety helmet 2001-07-17
D437092 Safety helmet 2001-01-30
D436695 Safety helmet 2001-01-23
D436694 Safety helmet 2001-01-23
D428534 Safety helmet 2000-07-18
D427727 Safety helmet 2000-07-04
D427381 Sun visor for a helmet 2000-06-27
D426677 Safety helmet 2000-06-13
D426032 Safety helmet 2000-05-30
D424246 Safety helmet 2000-05-02