P

Inventor

FENG WEIDONG

CN8 patents
⚠️ This page may combine multiple inventors who share the name “FENG WEIDONG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

FENG WEIDONG

3 patents
US8759531B2Jun 24, 2014

Preparation method of fluoro-substituted deuterated diphenylurea

FENG WEIDONG3 citations59
US8669369B2Mar 11, 2014

Method and process for preparation and production of deuterated Ω-diphenylurea

FENG WEIDONG3 citations59
US8618306B2Dec 31, 2013

Method for preparing deuterated diphenylurea

FENG WEIDONG3 citations59

SUZHOU ZELGEN BIOPHARMACEUTICAL CO LTD

2 patents
US9078933B2Jul 14, 2015

Deuterated omega diphenylurea related compounds and intermediates

SUZHOU ZELGEN BIOPHARMACEUTICAL CO LTD4 citations79
US9072796B2Jul 7, 2015

Method for preparing deuterated diphenylurea

SUZHOU ZELGEN BIOPHARMACEUTICAL CO LTD4 citations79

SUZHOU ZELGEN BIOPHARMACEUTICALS CO LTD

2 patents
US9889123B2Feb 13, 2018

Polymorphs of deuterated omega-diphenylurea or salts thereof

SUZHOU ZELGEN BIOPHARMACEUTICALS CO LTD0 citations49
US9573900B2Feb 21, 2017

Polymorphs of deuterated omega-diphenylurea or salts thereof

SUZHOU ZELGEN BIOPHARMACEUTICALS CO LTD0 citations49

GAO XIAOYONG

1 patent
US8748666B2Jun 10, 2014

Preparation methods of methyl-D3-amine and salts thereof

GAO XIAOYONG6 citations65