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GUANGDONG AMETHYST INFORMATION STORAGE TECH CO LTD

Overview
  • Total Patents
    31
  • GoodIP Patent Rank
    51,340
  • Filing trend
    ⇩ 75.0%
About

GUANGDONG AMETHYST INFORMATION STORAGE TECH CO LTD has a total of 31 patent applications. It decreased the IP activity by 75.0%. Its first patent ever was published in 2017. It filed its patents most often in China. Its main competitors in its focus markets audio-visual technology, computer technology and surface technology and coating are STORAGE TECHNOLOGY CORP, ECKLEDER ANDREAS and LIEBMAN ANDREW.

Patent filings in countries

World map showing GUANGDONG AMETHYST INFORMATION STORAGE TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 31

Patent filings per year

Chart showing GUANGDONG AMETHYST INFORMATION STORAGE TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zheng Mu 25
#2 Luo Tiewei 21
#3 Hu Dejiao 10
#4 Tian Jun 10
#5 Liu Yicheng 10
#6 Zhong Guoyu 7
#7 Zhang Long 4
#8 Xie Zhijian 3
#9 Zhou Ziwen 1

Latest patents

Publication Filing date Title
CN112024285A Multi-section type dispensing method and dispensing device
CN111871728A Optical resin edge coating method and device
CN111145790A Holographic optical disk reading method and device for high-speed parallel reproduction
CN111243629A Reflective holographic optical storage method and device
CN111105457A Method for accurately detecting and controlling position of optical head of optical disk, optical disk and device
CN111128277A Method and device for positioning hologram in card type holographic storage medium
CN111128249A Holographic storage method and device based on angle-shift multiplexing and storage medium
CN111081282A Method and device for positioning hologram in disc type holographic storage medium and disc type holographic storage medium
CN110992991A Holographic data storage device with single-arm structure
CN111243628A Holographic storage device and method for simultaneous recording/reading on two sides
CN111192603A Method for pushing vertically arranged optical disk array
CN111091850A Multiplexing method for increasing storage capacity in disc type holographic storage medium
CN111063374A Holographic multiplexing recording method for increasing storage capacity
CN110689907A Method and device for driving plate
CN110825588A Automatic monitoring method and system for optical disk library
CN110806949A Verification data generation method and system and data verification method and system
CN110837660A Data storage method and system and data verification method and system
CN110727541A Method and system for checking partitioned storage of optical disk
CN110531938A A kind of cold and hot data migration method and system based on various dimensions
CN110459244A A kind of Wheel-type CD casket and disc accessing method