Junning Ma

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North Wales, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Solid-phase synthesis of codeine from morphine
- Patent number 6,204,337
- Issue date Mar 20, 2001
- The Board of Regents of the University and Community College System of Neveda
- Robert C. Corcoran
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for extracting and purifying morphine from opium
- Patent number 6,054,584
- Issue date Apr 25, 2000
- The Board of Regents of the University and Community College System of Neveda
- Junning Ma
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Solid-phase synthesis of codeine from morphine
- Patent number 5,981,750
- Issue date Nov 9, 1999
- The Board of Regents of the University and Community College System of Nevada
- Robert C. Corcoran
- C07 - ORGANIC CHEMISTRY