P

Inventor

FANG FRANCIS G

US51 patents
⚠️ This page may combine multiple inventors who share the name “FANG FRANCIS G”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

EISAI R&D MAN CO LTD

34 patents
US7982060B2Jul 19, 2011

Intermediates for the preparation of analogs of Halichondrin B

EISAI R&D MAN CO LTD80 citations99
US9382262B2Jul 5, 2016

Compounds useful in the synthesis of halichondrin B analogs

EISAI R&D MAN CO LTD39 citations98
US8884031B2Nov 11, 2014

Intermediates for the preparation of analogs of halichondrin B

EISAI R&D MAN CO LTD44 citations98
US8350067B2Jan 8, 2013

Compounds useful in the synthesis of halichondrin B analogs

EISAI R&D MAN CO LTD64 citations98
US8975422B2Mar 10, 2015

Intermediates for the preparation of analogs of halichondrin B

EISAI R&D MAN CO LTD44 citations95
US10214539B2Feb 26, 2019

Intermediates and methods for the synthesis of halichondrin B analogs

EISAI R&D MAN CO LTD11 citations93
US9856276B2Jan 2, 2018

Compounds useful in the synthesis of halichondrin B analogs

EISAI R&D MAN CO LTD15 citations93
US9802953B2Oct 31, 2017

Intermediates and methods for the synthesis of halichondrin B analogs

EISAI R&D MAN CO LTD15 citations93
US9604993B2Mar 28, 2017

Intermediates and methods for the synthesis of halichondrin B analogs

EISAI R&D MAN CO LTD16 citations93
US9783549B2Oct 10, 2017

Macrocyclization reactions and intermediates useful in the synthesis of analogs of halichondrin B

EISAI R&D MAN CO LTD16 citations92
USRE46965EJul 24, 2018

Intermediates for the preparation of analogs of Halichondrin B

EISAI R&D MAN CO LTD12 citations90
US7683200B2Mar 23, 2010

Compounds for preparing immunological adjuvant

EISAI R&D MAN CO LTD11 citations89
US10611773B2Apr 7, 2020

Macrocyclization reactions and intermediates and other fragments useful in the synthesis of analogs of halichondrin B

EISAI R&D MAN CO LTD5 citations84
US10494388B2Dec 3, 2019

Compounds useful in the synthesis of halichondrin B analogs

EISAI R&D MAN CO LTD7 citations84
US10308661B2Jun 4, 2019

Macrocyclization reactions and intermediates and other fragments useful in the synthesis of halichondrin macrolides

EISAI R&D MAN CO LTD9 citations84
US10221189B2Mar 5, 2019

Macrocyclization reactions and intermediates useful in the synthesis of analogs of halichondrin B

EISAI R&D MAN CO LTD10 citations84
USRE47797EJan 7, 2020

Intermediates for the preparation of analogs of halichondrin B

EISAI R&D MAN CO LTD7 citations81
US10934307B2Mar 2, 2021

Macrocyclization reactions and intermediates and other fragments useful in the synthesis of analogs of halichondrin B

EISAI R&D MAN CO LTD2 citations73
US10717743B2Jul 21, 2020

Intermediates and methods for the synthesis of halichondrin B analogs

EISAI R&D MAN CO LTD2 citations73
US10676481B2Jun 9, 2020

Intermediates in the synthesis of eribulin and related methods of synthesis

EISAI R&D MAN CO LTD5 citations72
US11643418B2May 9, 2023

Macrocyclization reactions and intermediates and other fragments useful in the synthesis of analogs of halichondrin B

EISAI R&D MAN CO LTD0 citations62
US10913749B2Feb 9, 2021

Macrocyclization reactions and intermediates and other fragments useful in the synthesis of halichondrin macrolides

EISAI R&D MAN CO LTD0 citations62
US12421246B2Sep 23, 2025

Method for synthesis of diazabicyclo[6.2.0]decane related compounds

EISAI R&D MAN CO LTD0 citations60
US11434246B2Sep 6, 2022

EP4 antagonists

EISAI R&D MAN CO LTD0 citations60
US11542269B2Jan 3, 2023

Prins reaction and compounds useful in the synthesis of halichondrin macrolides and analogs thereof

EISAI R&D MAN CO LTD0 citations52
US11136335B2Oct 5, 2021

Prins reaction and intermediates useful in the synthesis of halichondrin macrolides and analogs thereof

EISAI R&D MAN CO LTD0 citations52
US10793581B2Oct 6, 2020

Stereochemically defined polypropionates and methods for making and using the same

EISAI R&D MAN CO LTD0 citations51
US10407439B2Sep 10, 2019

Stereochemically defined polypropionates and methods for making and using the same

EISAI R&D MAN CO LTD0 citations51
US10160768B2Dec 25, 2018

Stereochemically defined polypropionates and methods for making and using the same

EISAI R&D MAN CO LTD0 citations51
US8962857B2Feb 24, 2015

Compounds for preparing immunological adjuvant

EISAI R&D MAN CO LTD0 citations50
US8754236B2Jun 17, 2014

Compounds for preparing immunological adjuvant

EISAI R&D MAN CO LTD0 citations50
US8049023B2Nov 1, 2011

Reagents and methods for the beta-keto amide synthesis of a synthetic precursor to immunological adjuvant E6020

EISAI R&D MAN CO LTD0 citations50
US7919643B2Apr 5, 2011

Reagents and methods for the beta-keto amide synthesis of a synthetic precursor to immunological adjuvant E6020

EISAI R&D MAN CO LTD0 citations50
US9227942B2Jan 5, 2016

Method for producing 5-(difluoromethyl)pyrazine-2-carboxylic acid and production intermediate thereof

EISAI R&D MAN CO LTD0 citations48

GLAXO INC

3 patents

FANG FRANCIS G

3 patents

AUSTAD BRIAN

2 patents

ENDO ATSUSHI

2 patents

GLAXO WELLCOME INC

2 patents

EISAI CO LTD

2 patents

CHASE CHARLES

1 patent

BENAYOUD FARID

1 patent

Showing the top 50 of 51 patents by PatentIndex Score.