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AHRESTY CORP

Overview
  • Total Patents
    381
  • GoodIP Patent Rank
    39,567
  • Filing trend
    ⇧ 83.0%
About

AHRESTY CORP has a total of 381 patent applications. It increased the IP activity by 83.0%. Its first patent ever was published in 1987. It filed its patents most often in Japan, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets materials and metallurgy, machines and surface technology and coating are ADAMEC ALFRED, BUEHLER DRUCKGUSS AG UZWIL and BUEHLER DRUCKGUSS AG.

Patent filings per year

Chart showing AHRESTY CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Aoyama Shunzo 69
#2 Komaki Shigeyoshi 31
#3 Doi Hachiro 21
#4 Akase Makoto 18
#5 Arakawa Osamu 18
#6 Takahashi Katsuhiko 18
#7 Fukai Shigeki 17
#8 Yasuda Naotoshi 16
#9 Miyaji Hidetoshi 13
#10 Yoshida Kunio 12

Latest patents

Publication Filing date Title
WO2021064923A1 Mold degassing device
WO2021064865A1 Aluminum alloy diecast, diecast unit and method for producing same
JP2020163396A Core for mold
JP2020153183A Floor panel fixture
WO2020183629A1 Casting product, structure, and casting product manufacturing method
JP2020059058A Conjugate manufacturing method and management method for plate-like member quality
JP2019206874A Free access floor
JP2019203178A Metal fatigue resistance adding agent and metal fatigue resistance adding method
JP2019199933A Hydraulic system
EP3666418A1 Casting device, method for manufacturing casting, and seal structure
JP2019166615A Cut powder washing device and cut powder washing method
JP2019110177A Manufacturing method of cooling structure
CN109648813A The cooling structure of cooling tube and mold
JP2018202438A Die device
JP2018178597A Floor panel fixture
JP2018100511A Double floor
JP2018069270A Airtightness confirmation device and airtightness confirmation method
JP2017198225A Gas ducting device
JP2016203210A Dummy liner, and manufacturing method of cylinder block
JP2016185558A Ingot take-out tool and method for manufacturing ingot