P

Inventor

MEI XUEFENG

CN10 patents
⚠️ This page may combine multiple inventors who share the name “MEI XUEFENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ZHUCHENG HAOTIAN PHARM CO LTD

4 patents
US10611789B2Apr 7, 2020

Crystalline form A of rebaudioside D, and preparation method and application therefor

ZHUCHENG HAOTIAN PHARM CO LTD1 citations60
US11059843B2Jul 13, 2021

Stevioside M crystal form, preparation method therefor and use thereof

ZHUCHENG HAOTIAN PHARM CO LTD1 citations59
US10562895B2Feb 18, 2020

Pyrroloquinoline quinone B crystal form and preparation method therefor

ZHUCHENG HAOTIAN PHARM CO LTD0 citations48
US9695164B2Jul 4, 2017

Crystalline forms of pyrroloquinoline quinone disodium salt

ZHUCHENG HAOTIAN PHARM CO LTD1 citations45

UNIV GEORGETOWN

1 patent
US7888509B2Feb 15, 2011

Chiral 1,8-diarylnaphthalenes, methods of making them, and their use as sensors

UNIV GEORGETOWN9 citations82

Ningbo tengyu metal product co ltd

1 patent
USD834924SDec 4, 2018

Pulley assembly for sliding door

Ningbo tengyu metal product co ltd6 citations78

SHANGHAI RI XIN BIOTECHNOLGY CO LTD

1 patent
US9718846B1Aug 1, 2017

Crystalline polymorphs of benfotiamine, process for preparation and its use thereof

SHANGHAI RI XIN BIOTECHNOLGY CO LTD2 citations62

SHANGHAI RAISING PHARMACEUTICAL CO LTD

1 patent
USRE49935EApr 23, 2024

Crystalline polymorphs of benfotiamine, process for preparation and its use thereof

SHANGHAI RAISING PHARMACEUTICAL CO LTD0 citations55

WEIFANG SHENGYU PHARMA CO LTD

1 patent
US10370334B2Aug 6, 2019

Inositol nicotinate crystalline form A and preparation method therefor

WEIFANG SHENGYU PHARMA CO LTD0 citations43

SHANGHAI RI XIN BIOTECHNOLOGY CO LTD

1 patent
US9738639B2Aug 22, 2017

Pyrroloquinoline quinone lithium salt crystal and preparation method and application thereof

SHANGHAI RI XIN BIOTECHNOLOGY CO LTD0 citations43