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SANSHIN SEISAKUSHO KK

Overview
  • Total Patents
    67
  • GoodIP Patent Rank
    192,463
  • Filing trend
    0.0%
About

SANSHIN SEISAKUSHO KK has a total of 67 patent applications. It increased the IP activity by 0.0%. Its first patent ever was published in 1980. It filed its patents most often in Japan, United States and EPO (European Patent Office). Its main competitors in its focus markets surface technology and coating and chemical engineering are PTI ADVANCED FILTRATION INC, ZDANSKY EWALD A and BARINOV BORIS V.

Patent filings in countries

World map showing SANSHIN SEISAKUSHO KKs patent filings in countries
# Country Total Patents
#1 Japan 59
#2 United States 5
#3 EPO (European Patent Office) 2
#4 Canada 1

Patent filings per year

Chart showing SANSHIN SEISAKUSHO KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yagishita Aizaburou 13
#2 Yagishita Koichi 11
#3 Usui Yoshifumi 10
#4 Yagishita Aizaburo 10
#5 Yagishita Kazuhiko 9
#6 Yagishita Aisaburo 8
#7 Kurahashi Yoichi 8
#8 Mori Noboru 7
#9 Kusumi Kinshirou 6
#10 Nomura Norio 5

Latest patents

Publication Filing date Title
JP2020190296A Fluid discharge valve
JP2019122904A Microbubble generating tool and microbubble generator
JP2019018155A Precoat filtration method and precoat filtration device
JP2015174047A Ion exchange resin regenerator and ion exchange resin regeneration system
JP2015174048A Ion exchange resin tower and method for regenerating ion exchange resin
JP2013166972A Heavy metal recovering apparatus and heavy metal recovering method
JP2013141626A Precoat filtration method, and precoat filtration device
JP2009106902A Cleaning system
JP2008178800A Evaporating concentrator of solution, and evaporating concentration process of solution
JP2008024982A Plating apparatus
JP2006316330A Method and device for maintaining function of nitric acid solution for activating surface of plating stock
JP2006218379A Supports for cylinder filters, and unit material for supports, and cylinder straining cartridge
JP2004344700A Vacuum vaporizing/concentrating apparatus
JP2003340214A Filter medium cleaning method
JP2003340213A Filter apparatus
JP2003340212A Filter apparatus
JP2002309762A Building support fitting and manufacturing method thereof
JP2000042492A Apparatus for separating foreign matter from chip like crushed material
JPH11319404A Packed bed type material separation apparatus
JPH11310900A Electrogalvanizing method of secondary molding