Inventor
LI H L
US4 patents
Patents
4 patentsUS4820568AApr 11, 1989
Composite and article using short length fibers
ALLIED SIGNAL INC165 citations96
US4953234ASep 4, 1990
Impact resistant helmet
ALLIED SIGNAL INC138 citations95
US5112667AMay 12, 1992
Impact resistant helmet
ALLIED SIGNAL INC79 citations93
US4883700ANov 28, 1989
Composite and article using short length fibers at oblique angles
ALLIED SIGNAL INC83 citations91