Learn more

HASEGAWA MASATOSHI

Overview
  • Total Patents
    19
  • GoodIP Patent Rank
    221,556
About

HASEGAWA MASATOSHI has a total of 19 patent applications. Its first patent ever was published in 1975. It filed its patents most often in Japan and United States. Its main competitors in its focus markets macromolecular chemistry and polymers, audio-visual technology and optics are MICROCOSM TECHNOLOGY CO LTD, KANESHIRO HISAYASU and AEG ISOLIER KUNSTSTOFF.

Patent filings in countries

World map showing HASEGAWA MASATOSHIs patent filings in countries
# Country Total Patents
#1 Japan 14
#2 United States 5

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Hasegawa Masatoshi 19
#2 Hiramine Tadashi 1
#3 Kitamura Naoyuki 1
#4 Hashimoto Yuuki 1

Latest patents

Publication Filing date Title
JP2020159015A Remote operating device for flush toilet plug-opening knob lever
JP2016055089A Auxiliary chair for wheelchair
JP2014089809A Plug
JP2013177147A Food container with waste dish
JP2013000858A Continuous socket
JP2012218208A Triangle ruler
US2012270999A1 Optical film, optical film manufacturing method, transparent substrate, image display device, and solar cell
JPH07309199A Automatic seat belt wearing device
JPH0374210A Tire gauge measuring system for fitting tire
JPH0243488A Top opening blind
JPS59170340A Concrete mold frame construction method
JPS5680621A Remote-controlling apparatus for bath capable of observing flame directly
JPS5399703A Card telephone calling device
JPS532977A Reserve bulb and switching device
JPS5277491A Graphic masseur