Yeun-Kwei Han

Person

Louisville, CO, US

People

Patents Grantslast 30 patents

Information Patent Grant
Insulinotropic peptide synthesis using solid and solution phase com...
- Patent number 8,227,571
- Issue date Jul 24, 2012
- Roche Palo Alto LLC
- Lin Chen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process and systems for recovery of peptides
- Patent number 7,696,311
- Issue date Apr 13, 2010
- Roche Colorado Corporation
- Yeun-Kwei Han
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Synthesis using peptide intermediate fragments
- Patent number 7,544,665
- Issue date Jun 9, 2009
- Roche Colorado Corporation
- Hiralal N. Khatri
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Synthesis of 3,6-dialkyl-5,6-dihydro-4-hydroxy-pyran-2-one
- Patent number 6,858,749
- Issue date Feb 22, 2005
- Roche Colorado Corporation
- Michael P. Fleming
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Synthesis of 3,6-dialkyl-5,6-dihydro-4-hydroxy-pyran-2-one
- Patent number 6,818,789
- Issue date Nov 16, 2004
- Roche Colorado Corporation
- Michael P. Fleming
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Synthesis of 3,6-dialkyl-5,6-dihydro-4-hydroxy-pyran-2-one
- Patent number 6,743,927
- Issue date Jun 1, 2004
- Roche Colorado Corporation
- Michael P. Fleming
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Synthesis of 3,6-dialkyl-5,6-dihydro-4-hydroxy-pyran-2-one
- Patent number 6,545,165
- Issue date Apr 8, 2003
- Roche Colorado Corporation
- Michael P. Fleming
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing a 2-(2-amino-1, 6-dihydro-6-oxo-purin-9-yl)me...
- Patent number 6,340,756
- Issue date Jan 22, 2002
- Syntex (U.S.A.) Inc.
- Charles A. Dvorak
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing a 2-(2-amino-1,6-dihydro-6-oxo-purin-9-yl)met...
- Patent number 6,218,568
- Issue date Apr 17, 2001
- Syntex (U.S.A.) Inc.
- Charles A. Dvorak
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing a 2-(2-amino-1,6-dihydro-6-oxo-purin-9-yl)met...
- Patent number 6,215,017
- Issue date Apr 10, 2001
- Syntex (U.S.A.) Inc.
- Charles A. Dvorak
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing a 2-(2-amino-1,6-dihydro-6-oxo-purin-9-yl) me...
- Patent number 6,040,446
- Issue date Mar 21, 2000
- Syntex (U.S.A.) Inc.
- Charles A. Dvorak
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of acyclovir using 1,3 dioxolane
- Patent number 5,567,816
- Issue date Oct 22, 1996
- Syntex (U.S.A.) Inc.
- George C. Schloemer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of N-9 substituted guanine compounds
- Patent number 5,565,565
- Issue date Oct 15, 1996
- Syntex (U.S.A.) Inc.
- Eric Lodewijk
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
INSULINOTROPIC PEPTIDE SYNTHESIS USING SOLID AND SOLUTION PHASE COM...
- Publication number 20110213082
- Publication date Sep 1, 2011
- Christopher R. Roberts
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
INSULINOTROPIC PEPTIDE SYNTHESIS USING SOLID AND SOLUTION PHASE COM...
- Publication number 20100292435
- Publication date Nov 18, 2010
- Lin Chen
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Insulinotropic peptide synthesis using solid and solution phase com...
- Publication number 20090292108
- Publication date Nov 26, 2009
- Roche Palo Alto LLC.
- Lin Chen
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Methods for the synthesis of cyclic peptides
- Publication number 20080287649
- Publication date Nov 20, 2008
- Lin Chen
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Insulinotropic peptide synthesis using solid and solution phase com...
- Publication number 20080004429
- Publication date Jan 3, 2008
- Christopher R. Roberts
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Synthesis using peptide intermediate fragments
- Publication number 20070213504
- Publication date Sep 13, 2007
- ROCHE COLORADO CORPORATION
- Hiralal N. Khatri
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Synthesis using peptide intermediate fragments
- Publication number 20060276624
- Publication date Dec 7, 2006
- ROCHE COLORADO CORPORATION
- Hiralal N. Khatri
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Synthesis using peptide intermediate fragments
- Publication number 20060173163
- Publication date Aug 3, 2006
- ROCHE COLORADO CORPORATION
- Hiralal N. Khatri
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Process and systems for recovery of peptides
- Publication number 20050165216
- Publication date Jul 28, 2005
- Yeun-Kwei Han
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Synthesis of 3,6-dialkyl-5,6-dihydro-4-hydroxy-pyran-2-one
- Publication number 20030171602
- Publication date Sep 11, 2003
- Roche Colorado Corporation
- Michael P. Fleming
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Synthesis of 3,6-dialkyl-5,6-dihydro-4-hydroxy-pyran-2-one
- Publication number 20030158423
- Publication date Aug 21, 2003
- Roche Colorado Corporation
- Michael P. Fleming
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Synthesis of 3,6-dialkyl-5,6-dihydro-4-hydroxy-pyran-2-one
- Publication number 20030158422
- Publication date Aug 21, 2003
- Roche Colorado Corporation
- Michael P. Fleming
- C07 - ORGANIC CHEMISTRY

Yeun-Kwei Han

Person

Patents Grantslast 30 patents

Insulinotropic peptide synthesis using solid and solution phase com...

Process and systems for recovery of peptides

Synthesis using peptide intermediate fragments

Synthesis of 3,6-dialkyl-5,6-dihydro-4-hydroxy-pyran-2-one

Synthesis of 3,6-dialkyl-5,6-dihydro-4-hydroxy-pyran-2-one

Synthesis of 3,6-dialkyl-5,6-dihydro-4-hydroxy-pyran-2-one

Synthesis of 3,6-dialkyl-5,6-dihydro-4-hydroxy-pyran-2-one

Process for preparing a 2-(2-amino-1, 6-dihydro-6-oxo-purin-9-yl)me...

Process for preparing a 2-(2-amino-1,6-dihydro-6-oxo-purin-9-yl)met...

Process for preparing a 2-(2-amino-1,6-dihydro-6-oxo-purin-9-yl)met...

Process for preparing a 2-(2-amino-1,6-dihydro-6-oxo-purin-9-yl) me...

Preparation of acyclovir using 1,3 dioxolane

Preparation of N-9 substituted guanine compounds

Patents Applicationslast 30 patents

INSULINOTROPIC PEPTIDE SYNTHESIS USING SOLID AND SOLUTION PHASE COM...

INSULINOTROPIC PEPTIDE SYNTHESIS USING SOLID AND SOLUTION PHASE COM...

Insulinotropic peptide synthesis using solid and solution phase com...

Methods for the synthesis of cyclic peptides

Insulinotropic peptide synthesis using solid and solution phase com...

Synthesis using peptide intermediate fragments

Synthesis using peptide intermediate fragments

Synthesis using peptide intermediate fragments

Process and systems for recovery of peptides

Synthesis of 3,6-dialkyl-5,6-dihydro-4-hydroxy-pyran-2-one

Synthesis of 3,6-dialkyl-5,6-dihydro-4-hydroxy-pyran-2-one

Synthesis of 3,6-dialkyl-5,6-dihydro-4-hydroxy-pyran-2-one