David Wen

Person

Northborough, MA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Hydrophilic high quantum yield acridinium esters with improved stab...
- Patent number 11,932,603
- Issue date Mar 19, 2024
- Siemens Healthcare Diagnostics Inc.
- Anand Natrajan
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hydrophilic high quantum yield acridinium esters with improved stab...
- Patent number 11,332,445
- Issue date May 17, 2022
- Siemens Healthcare Diagnostics Inc.
- Anand Natrajan
- F21 - LIGHTING
Information Patent Grant
Degradable cationic surfactants and use thereof in enhancing chemil...
- Patent number 10,859,504
- Issue date Dec 8, 2020
- Siemens Healthcare Diagnostics Inc.
- Anand Natrajan
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Zwitterionic reagents
- Patent number 10,710,962
- Issue date Jul 14, 2020
- Siemens Healthcare Diagnostics Inc.
- Anand Natrajan
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Degradable cationic surfactants and use thereof in enhancing chemil...
- Patent number 10,073,039
- Issue date Sep 11, 2018
- Siemens Healthcare Diagnostics, Inc.
- Anand Natrajan
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Synthesis of acridinium compounds by N-alkylation of acridans
- Patent number 9,512,080
- Issue date Dec 6, 2016
- Siemens Healthcare Diagnostics Inc.
- Anand Natrajan
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Zwitterionic reagents
- Patent number 9,487,480
- Issue date Nov 8, 2016
- Siemens Healthcare Diagnostics Inc.
- Anand Natrajan
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Zwitterionic reagents
- Patent number 9,353,056
- Issue date May 31, 2016
- Siemens Healthcare Diagnostics Inc.
- Anand Natrajan
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Facile N-alkylation of acridine compounds in ionic liquids
- Patent number 8,293,908
- Issue date Oct 23, 2012
- Siemens Healthcare Diagnostics Inc.
- Anand Natrajan
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
HYDROPHILIC HIGH QUANTUM YIELD ACRIDINIUM ESTERS WITH IMPROVED STAB...
- Publication number 20240254088
- Publication date Aug 1, 2024
- Siemens Healthcare Diagnostics Inc.
- Anand Natrajan
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
LABELS COMPRISING DIBROMOPYRIDAZINEDIONES FOR IMMUNOASSAYS AND METH...
- Publication number 20240010841
- Publication date Jan 11, 2024
- Siemens Healthcare Diagnostics Inc.
- Yali Yang
- C07 - ORGANIC CHEMISTRY
Information Patent Application
HYDROPHILIC HIGH QUANTUM YIELD ACRIDINIUM ESTERS WITH IMPROVED STAB...
- Publication number 20220227711
- Publication date Jul 21, 2022
- Siemens Healthcare Diagnostics Inc.
- Anand Natrajan
- G01 - MEASURING TESTING
Information Patent Application
HYDROPHILIC HIGH QUANTUM YIELD ACRIDINIUM ESTERS WITH IMPROVED STAB...
- Publication number 20200190037
- Publication date Jun 18, 2020
- Siemens Healthcare Diagnostics Inc.
- Anand Natrajan
- G01 - MEASURING TESTING
Information Patent Application
DEGRADABLE CATIONIC SURFACTANTS AND USE THEREOF IN ENHANCING CHEMIL...
- Publication number 20190234883
- Publication date Aug 1, 2019
- Siemens Healthcare Diagnostics Inc.
- Anand Natrajan
- G01 - MEASURING TESTING
Information Patent Application
HYDROPHILIC HIGH QUANTUM YIELD ACRIDINIUM ESTERS WITH IMPROVED STAB...
- Publication number 20170320830
- Publication date Nov 9, 2017
- Siemens Healthcare Diagnostics Inc.
- Anand Natrajan
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ZWITTERIONIC REAGENTS
- Publication number 20160274094
- Publication date Sep 22, 2016
- Siemens Healthcare Diagnostics Inc.
- Anand Natrajan
- G01 - MEASURING TESTING
Information Patent Application
DEGRADABLE CATIONIC SURFACTANTS AND USE THEREOF IN ENHANCING CHEMIL...
- Publication number 20160131588
- Publication date May 12, 2016
- Siemens Healthcare Diagnostics Inc.
- Anand Natrajan
- G01 - MEASURING TESTING
Information Patent Application
SYNTHESIS OF ACRIDINIUM COMPOUNDS BY N-ALKYLATION OF ACRIDANS
- Publication number 20150197491
- Publication date Jul 16, 2015
- Siemens Healthcare Diagnostics Inc.
- Anand Natrajan
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ZWITTERIONIC REAGENTS
- Publication number 20130065325
- Publication date Mar 14, 2013
- Siemens Healthcare Diagnostics Inc.
- Anand Natrajan
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
FACILE N-ALKYLATION OF ACRIDINE COMPOUNDS IN IONIC LIQUIDS
- Publication number 20100256380
- Publication date Oct 7, 2010
- Siemens Healthcare Diagnostics Inc.
- Anand Natrajan
- C07 - ORGANIC CHEMISTRY

Person

Patents Grantslast 30 patents

Hydrophilic high quantum yield acridinium esters with improved stab...

Hydrophilic high quantum yield acridinium esters with improved stab...

Degradable cationic surfactants and use thereof in enhancing chemil...

Zwitterionic reagents

Degradable cationic surfactants and use thereof in enhancing chemil...

Synthesis of acridinium compounds by N-alkylation of acridans

Zwitterionic reagents

Zwitterionic reagents

Facile N-alkylation of acridine compounds in ionic liquids

Patents Applicationslast 30 patents

HYDROPHILIC HIGH QUANTUM YIELD ACRIDINIUM ESTERS WITH IMPROVED STAB...

LABELS COMPRISING DIBROMOPYRIDAZINEDIONES FOR IMMUNOASSAYS AND METH...

HYDROPHILIC HIGH QUANTUM YIELD ACRIDINIUM ESTERS WITH IMPROVED STAB...

HYDROPHILIC HIGH QUANTUM YIELD ACRIDINIUM ESTERS WITH IMPROVED STAB...

DEGRADABLE CATIONIC SURFACTANTS AND USE THEREOF IN ENHANCING CHEMIL...

HYDROPHILIC HIGH QUANTUM YIELD ACRIDINIUM ESTERS WITH IMPROVED STAB...

ZWITTERIONIC REAGENTS

DEGRADABLE CATIONIC SURFACTANTS AND USE THEREOF IN ENHANCING CHEMIL...

SYNTHESIS OF ACRIDINIUM COMPOUNDS BY N-ALKYLATION OF ACRIDANS

ZWITTERIONIC REAGENTS

FACILE N-ALKYLATION OF ACRIDINE COMPOUNDS IN IONIC LIQUIDS