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HASEGAWA KENICHI

Overview
  • Total Patents
    34
  • GoodIP Patent Rank
    209,914
  • Filing trend
    ⇩ 100.0%
About

HASEGAWA KENICHI has a total of 34 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1982. It filed its patents most often in United States and Japan. Its main competitors in its focus markets optics, machines and transport are WAZANA BROTHERS INTERNATIONAL, AFUITSUTO KK and NOZAWA KENJI.

Patent filings in countries

World map showing HASEGAWA KENICHIs patent filings in countries
# Country Total Patents
#1 United States 18
#2 Japan 16

Patent filings per year

Chart showing HASEGAWA KENICHIs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Hasegawa Kenichi 34
#2 Watanabe Kuniyoshi 9
#3 Oyama Tatsuo 7
#4 Shinshi Akira 3
#5 Yoshinaga Hiroshi 3
#6 Ikuyama Tohru 2
#7 Ikeda Masahiko 2
#8 Shimokawa Toshihiko 2
#9 Iwaya Naoki 2
#10 Ishii Kenji 2

Latest patents

Publication Filing date Title
US2018059598A1 Fixing device and image forming apparatus
US2012251208A1 Fixing device and image forming apparatus incorporating same
JP2005149901A Air cleaning device
JP2000308740A Variable speed electric pachinko machine with horizontal slide frame
JPH10118326A Method for advertising by means of pachinko ball box
JPH10118311A Member for mounting pachinko ball container
JPH05133874A Method and apparatus for measuring density by using gamma-rays
JPH0552734A Density measuring method
JPH04348251A Device for measuring physical quantity
JPH04319645A Density measuring method and density measuring instrument using same
JPH04319644A Density measuring method and density measuring instrument using thereof
JPH0593685A Measuring method of density and measuring apparatus of density using the same
JPH04242121A Data collecting apparatus
JPH04121640A Density measuring method
JPH03181840A Method and apparatus for measuring density
JPH0213840A Density measurement method and density meter and contact surface material used therefor
JPS6011711A Attachment nut
JPS5950214A Fitting nut