Learn more

HAGIHARA TADASHI

Overview
  • Total Patents
    48
About

HAGIHARA TADASHI has a total of 48 patent applications. Its first patent ever was published in 1970. It filed its patents most often in WIPO (World Intellectual Property Organization), United States and EPO (European Patent Office). Its main competitors in its focus markets packaging and shipping, chemical engineering and machines are TOURNAIRE SA, CLARIANT PRODUCTION FRANCE S A S and ZHUHAI HERMESIN ENTERPRISES CO LTD.

Patent filings per year

Chart showing HAGIHARA TADASHIs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hagihara Tadashi 39
#2 Tani Naoya 4
#3 Tadashi Hagihara 1
#4 Dobashi Hiroshi 1
#5 Takdashi Hagihara 1

Latest patents

Publication Filing date Title
US7284681B2 Structure for joining a sheet member and a tubular member in a pouch container
HK1062167A1 Structure for joining a sheet member and a tubularmenmber in a pouch container
TW579356B Discharge nozzle with function for preventing backflow of content and liquid container comprising discharge nozzle
WO03016163A1 Container with discharge flow velocity mechanism
WO02083521A1 Self-holding type buffer device
EP1386850A1 Check valve and liquid container with check valve
WO9732796A1 Opening and closing mechanism using pressure spring plates
US4472273A Filter lift system
US4379056A Filtering scraper cleaning devices
EP0024427A1 Filtering scraper.
US4323451A Array of filter elements
US4188294A Rotary filter apparatus
IT1023025B Band filter for liquid effluent channel - made of hinged link chain with thorough self-cleaning action
CA1025369A Self-reconditioning filter apparatus for continuous removal of solids from a stream of liquid
DE2401956A1 Band filter for liquid effluent channel - made of hinged link chain with thorough self-cleaning action
FR2221169A1 Band filter for liquid effluent channel - made of hinged link chain with thorough self-cleaning action
FR2204443A1 Continuous filter for low viscosity liquids - esp. water from surface drains, with cylindrical element to facilitate removal of filter cake
FR2151601A5 Filter - for removal of foreign matter from river or seawater - before industrial use
DE2140349A1 Filter - for removal of foreign matter from river or seawater - before industrial use