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HIHAKAI KENSA KK

Overview
  • Total Patents
    38
About

HIHAKAI KENSA KK has a total of 38 patent applications. Its first patent ever was published in 1975. It filed its patents most often in Japan. Its main competitors in its focus markets measurement and environmental technology are DAINICHI KIKAI KOGYO KK, ENERGETICS SCIENCE and NIPPON KOGYO KENSA KK.

Patent filings in countries

World map showing HIHAKAI KENSA KKs patent filings in countries
# Country Total Patents
#1 Japan 38

Patent filings per year

Chart showing HIHAKAI KENSA KKs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Imanaka Takuichi 16
#2 Yoshiara Toshikatsu 7
#3 Suetsugu Jun 7
#4 Riyuuou Susumu 4
#5 Yabushita Nobuki 4
#6 Mukai Kazuhiro 4
#7 Miyamoto Hiroshi 4
#8 Nishimoto Shigeto 4
#9 Tsuji Keiichi 3
#10 Takenaka Katsumi 3

Latest patents

Publication Filing date Title
JPH10104210A Elastic wave pulse injecting device
JPH1054140A Filled state inspecting method for grout
JPH1026613A Method and device for monitoring fatigue deterioration of pipe, etc.
JPH09297111A Radiographic testing device
JPH09269216A Film thickness measurement method
JPH09257775A Probe and flaw detection or material evaluation test method using the same
JPH09257766A Method and apparatus for evaluating degree of embrittlement of metal material
JPH09257754A Method and apparatus for evaluating deterioration degree of test object by ultrasonic wave
JPH09251007A Method and apparatus for evaluating deterioration degree for press working metal mold
JPH09229878A Penetrameter for radiation transmittance test and radiation transmittance test method using it
JPH09196865A X-ray fluoroscopic inspection device
JPH0989811A Manipulator of pipe inspecting device
JPH0989810A Pipe inspecting device
JPH0949809A Instrument and method for moessbauer spectroscopy
JPH0943087A Decision method and device for fluid leak
JPH0914651A Combustion condition judging device for combustion appliance and combustion appliance provided with same
JPH08160005A Flaw detector for magnetic element with nonmagnetic layer and apparatus and method for detecting flaw of the element
JPH08105864A Test apparatus and method using elastic wave pulse
JPH0875714A Flaw detection test method and probe
JPH07306166A Method and instrument for measuring hydrogen content of metallic material and neutron irradiation device