Xuefeng Mei

Person

Shanghai, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Crystalline polymorphs of benfotiamine, process for preparation and...
- Patent number RE49935
- Issue date Apr 23, 2024
- SHANGHAI RAISING PHARMACEUTICAL CO., LTD.
- Chunjiu Zhong
Information Patent Grant
Stevioside M crystal form, preparation method therefor and use thereof
- Patent number 11,059,843
- Issue date Jul 13, 2021
- ZHUCHENG HAOTIAN PHARM CO., LTD.
- Liping Zhu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Crystalline form A of rebaudioside D, and preparation method and ap...
- Patent number 10,611,789
- Issue date Apr 7, 2020
- ZHUCHENG HAOTIAN PHARM CO., LTD
- Liping Zhu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyrroloquinoline quinone B crystal form and preparation method ther...
- Patent number 10,562,895
- Issue date Feb 18, 2020
- ZHUCHENG HAOTIAN PHARM CO., LTD.
- Liping Zhu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Inositol nicotinate crystalline form A and preparation method therefor
- Patent number 10,370,334
- Issue date Aug 6, 2019
- WEIFANG SHENGYU PHARMA CO., LTD.
- Liwei Zhu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Pyrroloquinoline quinone lithium salt crystal and preparation metho...
- Patent number 9,738,639
- Issue date Aug 22, 2017
- Shanghai Ri Xin Biotechnology Co., Ltd.
- Chunjiu Zhong
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Crystalline polymorphs of benfotiamine, process for preparation and...
- Patent number 9,718,846
- Issue date Aug 1, 2017
- Shanghai Ri Xin Biotechnology Co., Ltd.
- Chunjiu Zhong
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Crystalline forms of pyrroloquinoline quinone disodium salt
- Patent number 9,695,164
- Issue date Jul 4, 2017
- Zhucheng Haotian Pharm Co., Ltd.
- Liping Zhu
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
PLANT ESSENTIAL OIL AMINO ACID COMPOSITION AND PREPARATION METHOD T...
- Publication number 20240350427
- Publication date Oct 24, 2024
- COCRYSTAL TECHNOLOGY (JIAXING) CO., LTD
- Xuefeng MEI
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
HYDROXYTYROSOL NICOTINAMIDE EUTECTIC CRYSTAL, AND PREPARATION METHO...
- Publication number 20240166604
- Publication date May 23, 2024
- Xuefeng MEI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
CO-CRYSTAL OF COENZYME QH AND NICOTINAMIDE, PREPARATION METHOD THER...
- Publication number 20240140897
- Publication date May 2, 2024
- Xuefeng MEI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
CO-CRYSTAL OF TOCOPHEROL AND PROLINE AND PREPARATION METHOD THEREOF
- Publication number 20200331855
- Publication date Oct 22, 2020
- COCRYSTAL PHARMACEUTICAL TECHNOLOGY (SHANGHAI) CO., LTD.
- Xuefeng Mei
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Cocrystal of Telmisartan and Hydrochlorothiazide
- Publication number 20200181121
- Publication date Jun 11, 2020
- Shanghai Institute of Materia Medica, Chinese Academy of Sciences
- Xuefeng Mei
- C07 - ORGANIC CHEMISTRY
Information Patent Application
STEVIOSIDE M CRYSTAL FORM, PREPARATION METHOD THEREFOR AND USE THEREOF
- Publication number 20200010497
- Publication date Jan 9, 2020
- ZHUCHENG HAOTIAN PHARM CO., LTD.
- Liping ZHU
- C07 - ORGANIC CHEMISTRY
Information Patent Application
CRYSTALLINE FORM A OF REBAUDIOSIDE D, AND PREPARATION METHOD AND AP...
- Publication number 20180371002
- Publication date Dec 27, 2018
- ZHUCHENG HAOTIAN PHARM CO., LTD
- Liping ZHU
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PYRROLOQUINOLINE QUINONE B CRYSTAL FORM AND PREPARATION METHOD THER...
- Publication number 20180319792
- Publication date Nov 8, 2018
- Liping ZHU
- C07 - ORGANIC CHEMISTRY
Information Patent Application
INOSITOL NICOTINATE CRYSTALLINE FORM A AND PREPARATION METHOD THEREFOR
- Publication number 20180273480
- Publication date Sep 27, 2018
- WEIFANG SHENGYU PHARMA CO., LTD.
- Liwei ZHU
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Rebaudioside A Crystal And Its Preparation Method And Use
- Publication number 20170051002
- Publication date Feb 23, 2017
- Zhucheng Haotian Pharm Co., Ltd.
- Liping Zhu
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information Patent Application
PYRROLOQUINOLINE QUINONE LITHIUM SALT CRYSTAL AND PREPARATION METHO...
- Publication number 20160137641
- Publication date May 19, 2016
- SHANGHAI RI XIN BIOTECHNOLOGY CO., LTD.
- Chunjiu Zhong
- C07 - ORGANIC CHEMISTRY

Xuefeng Mei

Person

Patents Grantslast 30 patents

Crystalline polymorphs of benfotiamine, process for preparation and...

Stevioside M crystal form, preparation method therefor and use thereof

Crystalline form A of rebaudioside D, and preparation method and ap...

Pyrroloquinoline quinone B crystal form and preparation method ther...

Inositol nicotinate crystalline form A and preparation method therefor

Pyrroloquinoline quinone lithium salt crystal and preparation metho...

Crystalline polymorphs of benfotiamine, process for preparation and...

Crystalline forms of pyrroloquinoline quinone disodium salt

Patents Applicationslast 30 patents

PLANT ESSENTIAL OIL AMINO ACID COMPOSITION AND PREPARATION METHOD T...

HYDROXYTYROSOL NICOTINAMIDE EUTECTIC CRYSTAL, AND PREPARATION METHO...

CO-CRYSTAL OF COENZYME QH AND NICOTINAMIDE, PREPARATION METHOD THER...

CO-CRYSTAL OF TOCOPHEROL AND PROLINE AND PREPARATION METHOD THEREOF

Cocrystal of Telmisartan and Hydrochlorothiazide

STEVIOSIDE M CRYSTAL FORM, PREPARATION METHOD THEREFOR AND USE THEREOF

CRYSTALLINE FORM A OF REBAUDIOSIDE D, AND PREPARATION METHOD AND AP...

PYRROLOQUINOLINE QUINONE B CRYSTAL FORM AND PREPARATION METHOD THER...

INOSITOL NICOTINATE CRYSTALLINE FORM A AND PREPARATION METHOD THEREFOR

Rebaudioside A Crystal And Its Preparation Method And Use

PYRROLOQUINOLINE QUINONE LITHIUM SALT CRYSTAL AND PREPARATION METHO...