Leland R. Johnson

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Corpus Christi, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Vinyl acetate catalyst preparation method
- Patent number 6,034,030
- Issue date Mar 7, 2000
- Celanese International Corporation
- Ioan Nicolau
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Honeycomb catalyst for vinyl acetate synthesis
- Patent number 5,854,171
- Issue date Dec 29, 1998
- Celanese International Corporation
- Ioan Nicolau
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Honeycomb catalyst for vinyl acetate synthesis
- Patent number 5,705,679
- Issue date Jan 6, 1998
- Ioan Nicolau
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Palladium-gold catalyst for vinyl acetate production
- Patent number 5,693,586
- Issue date Dec 2, 1997
- Hoechst Celanese Corporation
- Ioan Nicolau
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Vinyl acetate catalyst preparation method
- Patent number 5,332,710
- Issue date Jul 26, 1994
- Hoechst Celanese Corporation
- Ioan Nicolau
- C07 - ORGANIC CHEMISTRY