Learn more

PU YIFEI

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    194,697
  • Filing trend
    0.0%
About

PU YIFEI has a total of 11 patent applications. It increased the IP activity by 0.0%. Its first patent ever was published in 2008. It filed its patents most often in China and United States. Its main competitors in its focus markets computer technology, basic communication technologies and optics are SHANG HAI YIWO INFORMATION TECH CO LTD, TORAICHI KAZUO and SULLIVAN STEVE.

Patent filings in countries

World map showing PU YIFEIs patent filings in countries
# Country Total Patents
#1 China 10
#2 United States 1

Patent filings per year

Chart showing PU YIFEIs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Pu Yifei 10
#2 Yifei Bo 1
#3 Wang Huai 1
#4 Luo Xiude 1
#5 Jiang Huaiyi 1
#6 Song Minzhi 1
#7 Song Zhiyuan 1
#8 Yuan Jiguang 1

Latest patents

Publication Filing date Title
CN111284157A Commodity package anti-counterfeiting printing and verifying method based on fractional order steganography technology
CN106981056A One kind strengthens wave filter based on partial fractional differential graph of equation image contrast
CN105680819A Capacitive sub memreactive element and inductive sub memreactive element filter
CN104537544A Commodity two-dimensional code anti-fake method and system provided with covering layer and based on background texture feature extraction algorithm
CN103984905A Fractional order circuit gene anti-counterfeiting detector for preventing chip from being cloned
CN103325100A Image denoising filter based on fractional order heat conduction equation
CN103336432A Fractional order self-adaptation signal processor based on fractional order steepest descent method
CN103337060A High-precision noise removal filter for texture image based on fractional order partial differential equation
CN103390265A Texture image denoising filter based on fractional order evolution equation
CN101848319A Fractional calculus filter of digital images of high-precision computation
US2009052882A1 Flash lamp device