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SONY CHINA LTD

Overview
  • Total Patents
    15
About

SONY CHINA LTD has a total of 15 patent applications. Its first patent ever was published in 2006. It filed its patents most often in China, EPO (European Patent Office) and United States. Its main competitors in its focus markets computer technology and audio-visual technology are EDEN GROUP LTD, PACING TECHNOLOGY CO LTD and KARAKOTSIOS KENNETH M.

Patent filings in countries

World map showing SONY CHINA LTDs patent filings in countries
# Country Total Patents
#1 China 10
#2 EPO (European Patent Office) 2
#3 United States 2
#4 Japan 1

Patent filings per year

Chart showing SONY CHINA LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Wu Weiguo 4
#2 Weiguo Wu 4
#3 Han Bo 3
#4 Zhang Zhihui 2
#5 Hu Yichuan 2
#6 Yixian Yang 2
#7 Xiong Chen 1
#8 Bo Han 1
#9 Tomohiro Nakamura 1
#10 Haipeng Peng 1

Latest patents

Publication Filing date Title
CN101655910A Training system, training method and detection method
CN101655909A Device and method for calculating matching degree
CN101655983A Device and method for exacting dominant color
CN101655914A Training device, training method and detection method
CN103176618A Character input device
CN101329766A Apparatus, method and system for analyzing mobile image
CN101183501A Thin type display device
CN101383705A Multi-variable public key ciphering method and device, deciphering method and device thereof
CN101296079A One-way hashing function construction method and system based on built-in chaos mapping
CN101131748A Circulation managing device and method, registration device and method