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SHU BUNSAN

Overview
  • Total Patents
    67
  • GoodIP Patent Rank
    31,647
  • Filing trend
    ⇩ 83.0%
About

SHU BUNSAN has a total of 67 patent applications. It decreased the IP activity by 83.0%. Its first patent ever was published in 2001. It filed its patents most often in Japan. Its main competitors in its focus markets engines, pumps and turbines, machines and electrical machinery and energy are CHOU WEN-SAN, CHOU WEN SAN and AMS R&D SAS.

Patent filings in countries

World map showing SHU BUNSANs patent filings in countries
# Country Total Patents
#1 Japan 67

Patent filings per year

Chart showing SHU BUNSANs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chou Wen San 39
#2 Shu Bunsan 23
#3 Chou Cheng-Hsien 8
#4 Jou Wen-San 5

Latest patents

Publication Filing date Title
JP2015094274A Air compressor
JP2012232487A Air compression apparatus for tire repair and adapter for repair liquid bottle used for the same
JP2011179458A Air compressor
JP2011038490A Air compressor
JP2009115044A Air compressor including modified valve device
JP2009115045A Air compressor including modified valve device
JP2007309175A Improved air compressor having valve device
JP2007309173A Air compressor having variable structure
JP2007309174A Air compressor having removable structure
JP2006152939A Air compressor
JP2004209553A Electric wrench
JP2004190625A Piston for air compressor
JP2002332958A Air compressor with double pump system