Luguang Tian

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Shandong, CN

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Patents Grantslast 30 patents

Information Patent Grant
High density nontoxic projectiles and other articles, and methods f...
- Patent number 7,422,720
- Issue date Sep 9, 2008
- Spherical Precision, Inc.
- Tim T. Wei
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
High density nontoxic projectiles and other articles, and methods f...
- Patent number 7,399,334
- Issue date Jul 15, 2008
- Spherical Precision, Inc.
- Tim T. Wei
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...