Learn more

HUANG YIN HAN

Overview
  • Total Patents
    27
About

HUANG YIN HAN has a total of 27 patent applications. Its first patent ever was published in 1993. It filed its patents most often in United States, United Kingdom and Canada. Its main competitors in its focus markets machine tools are PROSNIP CORP, BERMAN JEFFREY and HACKSAW & KNIFE MANUFACTORY CO LTD.

Patent filings in countries

World map showing HUANG YIN HANs patent filings in countries

Patent filings per year

Chart showing HUANG YIN HANs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Machine tools

Top inventors

# Name Total Patents
#1 Huang Yin Han 20
#2 Huang Yin-Han 4
#3 Huang Yin H 1

Latest patents

Publication Filing date Title
US2014223749A1 Blade replaceable hacksaw
US2014047958A1 Connection unit for connecting saw blade to handle
US2013205605A1 Blade adapter and hacksaw equipped with the blade adapter
US2009241345A1 Utility knife with a pivotal actuator served as an auxiliary handgrip
US2009235533A1 Utility knife with a fixed blade and a self-retracting blade
US2007283570A1 Utility knife
FR2894506A3 Universal knife, has automatic blade loading system based on selective disengagment of locking device, allowing easy replacement of blade without dismantling handle
GB0524377D0 Knife having automatically loading blade
AU2005239626A1 Knife having automatically loading blade
CA2529002A1 Knife having automatically loading blade
EP1077118A1 Knife
EP0951969A1 Knife having an easy assembling structure
GB9722402D0 Blade tensioning in hacksaws
FR2757435A1 Saw blade adjustment mechanism
CA2193436A1 Saw blade adjusting mechanism
FR2745519A1 Knife
GB9510108D0 Knife
GB9307691D0 A cutter knife