Learn more

HARD LOCK IND CO LTD

Overview
  • Total Patents
    19
  • GoodIP Patent Rank
    85,836
  • Filing trend
    ⇩ 50.0%
About

HARD LOCK IND CO LTD has a total of 19 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 2015. It filed its patents most often in Japan and Republic of Korea. Its main competitors in its focus markets mechanical elements, machines and medical technology are HARDLOCK IND CO LTD, TAIWAN SHAN YIN INT CO LTD and TAIWAN SHAN YIN INTERNAT CO LTD.

Patent filings in countries

World map showing HARD LOCK IND CO LTDs patent filings in countries
# Country Total Patents
#1 Japan 15
#2 Republic of Korea 4

Patent filings per year

Chart showing HARD LOCK IND CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wakabayashi Katsuhiko 19

Latest patents

Publication Filing date Title
JP2020034122A Screw fastening structure having loosening prevention function
JP2019187543A Installation device
JP2019105299A Member having thread made of carbon fiber-reinforced composite material
JP2019032041A Loosing preventive structure for adjusting bolt
JP2019013699A Implant device
JP2018202080A Implant device
JP2018123480A Rail fastening device
JP2017219117A Pivoting device and attaching device
JP2017203247A Fence fixing device
JP2017057617A Turn-buckle
JP2016145607A Retention nut
JP2016133136A Special double nut for looseness prevention
JP2016125621A Bolt having looseness prevention function
JP2016125622A Special double hard-lock nuts
JP2016123778A Dental implant and its bolt fastening structure