Lei XU

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Waterloo, CA

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Patents Grantslast 30 patents

Information Patent Grant
Cold-formed steel joist
- Patent number 8,407,966
- Issue date Apr 2, 2013
- iSpan Systems LP
- Michael R. Strickland
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Lower chord bearing cold-formed steel joists
- Patent number 7,877,961
- Issue date Feb 1, 2011
- Best Joist Inc
- Michael Richard Strickland
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Cold-formed steel joists
- Patent number 7,587,877
- Issue date Sep 15, 2009
- Best Joist Inc
- Michael Richard Strickland
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
SUPPORTING SYSTEM WITH BRIDGING MEMBERS
- Publication number 20110120051
- Publication date May 26, 2011
- BEST JOIST INC.
- Michael Richard STRICKLAND
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Cold-formed steel joist
- Publication number 20100139201
- Publication date Jun 10, 2010
- Michael R. Strickland
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
LOWER CHORD BEARING COLD-FORMED STEEL JOISTS
- Publication number 20090320395
- Publication date Dec 31, 2009
- Michael Richard Strickland
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Cold-formed steel joists
- Publication number 20050144892
- Publication date Jul 7, 2005
- Michael Richard Strickland
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Segmented cold formed joist
- Publication number 20050108978
- Publication date May 26, 2005
- Best Joint Inc.
- Michael Strickland
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...