Yuhu Li

Person

Xi'an City, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Collection apparatus for storing prolate photos
- Patent number 10,939,759
- Issue date Mar 9, 2021
- SHAANXI NORMAL UNIVERSITY
- Jiaojiao Liu
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Deacidifying and reinforcing agent for cellulose acetate film
- Patent number 10,907,067
- Issue date Feb 2, 2021
- SHAANXI NORMAL UNIVERSITY
- Zhihui Jia
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Method of stripping films which are stuck together without damage
- Patent number 10,802,391
- Issue date Oct 13, 2020
- SHAANXI NORMAL UNIVERSITY
- Zhihui Jia
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Separating device for bonded cine film and method therefor
- Patent number 10,444,630
- Issue date Oct 15, 2019
- Shaanxi Normal University
- Zhihui Jia
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information Patent Grant
Restoration solution for cine film bubble and restoration method
- Patent number 9,841,666
- Issue date Dec 12, 2017
- Shaanxi Normal University
- Yuhu Li
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Shape-restoring device and a restoring method for distorted filmstrips
- Patent number 9,250,511
- Issue date Feb 2, 2016
- SHAANXI NORMAL UNIVERSITY
- Yuhu Li
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR REMOVING SILVER MIRRORING FROM SURFACE OF BLACK-AND-WHIT...
- Publication number 20230130852
- Publication date Apr 27, 2023
- Shaanxi Normal University
- Yuhu LI
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Application
Method of striping films which are stuck together without damage
- Publication number 20190332002
- Publication date Oct 31, 2019
- SHAANXI NORMAL UNIVERSITY
- Yuhu LI
- B32 - LAYERED PRODUCTS
Information Patent Application
Deacidifying and reinforcing agent for cellulose acetate film
- Publication number 20190330488
- Publication date Oct 31, 2019
- SHAANXI NORMAL UNIVERSITY
- Yuhu Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Collection apparatus for storing prolate photos
- Publication number 20190274429
- Publication date Sep 12, 2019
- SHAANXI NORMAL UNIVERSITY
- Yuhu Li
- B60 - VEHICLES IN GENERAL
Information Patent Application
SEPARATING DEVICE FOR BONDED CINE FILM AND METHOD THEREFOR
- Publication number 20190235388
- Publication date Aug 1, 2019
- Shaanxi Normal University
- Zhihui JIA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Restoration solution for cine film bubble and restoration method
- Publication number 20160377971
- Publication date Dec 29, 2016
- Shaanxi Normal University
- Yuhu Li
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
SHAPE-RESTORING DEVICE AND A RESTORING METHOD FOR DISTORTED FILMSTRIPS
- Publication number 20120313273
- Publication date Dec 13, 2012
- Yuhu Li
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Person

Patents Grantslast 30 patents

Collection apparatus for storing prolate photos

Deacidifying and reinforcing agent for cellulose acetate film

Method of stripping films which are stuck together without damage

Separating device for bonded cine film and method therefor

Restoration solution for cine film bubble and restoration method

Shape-restoring device and a restoring method for distorted filmstrips

Patents Applicationslast 30 patents

METHOD FOR REMOVING SILVER MIRRORING FROM SURFACE OF BLACK-AND-WHIT...

Method of striping films which are stuck together without damage

Deacidifying and reinforcing agent for cellulose acetate film

Collection apparatus for storing prolate photos

SEPARATING DEVICE FOR BONDED CINE FILM AND METHOD THEREFOR

Restoration solution for cine film bubble and restoration method

SHAPE-RESTORING DEVICE AND A RESTORING METHOD FOR DISTORTED FILMSTRIPS