Ralf-Roman Rietz

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Kobe, JP

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Patents Grantslast 30 patents

Information Patent Grant
Poly(9,9′-spirobisfluorenes), their production and their use
- Patent number 6,559,277
- Issue date May 6, 2003
- Vantico Inc.
- Ralf-Roman Rietz
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Poly(9,9'-spirobisfluorenes), their production and their use
- Patent number 6,380,445
- Issue date Apr 30, 2002
- Vantico Inc.
- Ralf-Roman Rietz
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Composition and support material comprising poly(9,9'-spiro-bisfluo...
- Patent number 6,132,641
- Issue date Oct 17, 2000
- Vantico, Inc.
- Ralf-Roman Rietz
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Poly(9,9'-Spirobisfluorenes), their production and their use
- Publication number 20020132911
- Publication date Sep 19, 2002
- Ralf-Roman Rietz
- C07 - ORGANIC CHEMISTRY