Inventor
WU SHAOMING
US5 patents
Patents
5 patentsUS7284414B2Oct 23, 2007
Hardness testing device
WU SHAOMING14 citations78
US9581533B2Feb 28, 2017
Modular hardness testing machine
WU SHAOMING6 citations70
US8132447B2Mar 13, 2012
Universal testing machine
WU SHAOMING2 citations59
US7066013B2Jun 27, 2006
Hardness tester
WU SHAOMING2 citations57
US12196724B2Jan 14, 2025
Hardness tester
WU SHAOMING0 citations49