Ralph R. Pfeiffer

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Indianapolis, IN, US

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Patents Grantslast 30 patents

Information Patent Grant
Naphthalene-1,5-disulfonate salts of dimeric indole-dihydroindole a...
- Patent number 4,558,053
- Issue date Dec 10, 1985
- Eli Lilly and Company
- Stanislaw Rolski
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for preparing stable .beta.-lactam-type-antibiotic susceptib...
- Patent number 3,937,655
- Issue date Feb 10, 1976
- Eli Lilly and Company
- Ralph R. Pfeiffer
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...