Learn more

HAKKO DENKI SEISAKUSHIYO KK

Overview
  • Total Patents
    22
About

HAKKO DENKI SEISAKUSHIYO KK has a total of 22 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 medical technology are CAMBRIDGE ENDOSCOPIC DEVICES, LIU QIWEI and STAVROPOL G MED I.

Patent filings in countries

World map showing HAKKO DENKI SEISAKUSHIYO KKs patent filings in countries
# Country Total Patents
#1 Japan 22

Patent filings per year

Chart showing HAKKO DENKI SEISAKUSHIYO KKs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Medical technology

Focus technologies

# Technology
#1 Diagnosis and surgery

Top inventors

# Name Total Patents
#1 Haniyuuda Kouji 5
#2 Sakahara Riyouichi 4
#3 Kodama Yoshiji 4
#4 Sakai Shiyuuichi 3
#5 Maruyama Masaru 2
#6 Shiga Atsutarou 2
#7 Shioiri Tadaji 2
#8 Yamaura Keiji 2
#9 Miyazawa Yasutaka 1
#10 Watanabe Hideki 1

Latest patents

Publication Filing date Title
JPH0444751A Sucking type living body inspecting needle
JPH03292962A Examination instrument for cystography
JPS54163443A Heater with blade
JPS54161136A Heating element
JPS54161135A Heating element
JPS54122788A Simple confectionery making machine
JPS54118690A Tube joint for injection needle
JPS54102088A Syringe needle and method of coupling same with tube
JPS5443206A Garbage treatment type combustible gas producing apparatus
JPS5435436A Method of producing embedded heater
JPS5415526A Nonndirectional distribution*collection base
JPS53144039A Pipe heaters
JPS5385430A Hieroglyphic derivative
JPS5373627A Protecting tube for pipe heater
JPS5373893A Method of connecting injection needle base to syringe
JPS5335992A Connecting plug for high frequency coaxial cable
JPS5324145A Pipe heater
JPS5298243A Method of working mold pipe surface
JPS5280691A Injection needle
JPS5280692A Injection needle