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MIYAKAWA INDUSTRY CO LTD

Overview
  • Total Patents
    33
About

MIYAKAWA INDUSTRY CO LTD has a total of 33 patent applications. Its first patent ever was published in 1976. It filed its patents most often in United States, Germany and United Kingdom. Its main competitors in its focus markets machine tools and machines are ROEHM GUENTER H, WELLACH ADOLF and WTO WERKZEUG EINRICHTUNGEN GMB.

Patent filings in countries

World map showing MIYAKAWA INDUSTRY CO LTDs patent filings in countries
# Country Total Patents
#1 United States 11
#2 Germany 10
#3 United Kingdom 6
#4 Canada 2
#5 Australia 1
#6 Switzerland 1
#7 China 1
#8 Italy 1

Patent filings per year

Chart showing MIYAKAWA INDUSTRY CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Miyakawa Eiji 24
#2 Kitagawa Toshikatsu 4
#3 Miyakawa Eijy 1
#4 Tadashi Mori 1
#5 Mori Tadashi 1
#6 Tetsuo Kayukawa 1
#7 Eiji Miyakawa 1
#8 Kayukawa Tetsuo 1

Latest patents

Publication Filing date Title
US4650376A Structure for installing a multispindle attachment on a drilling machine or the like
CA1239549A Structure for installing a multispindle attachment on a drilling machine or the like
GB8422316D0 Attachment with air ejector
GB8422045D0 Hole finishing method
GB8323713D0 A hole machining device
DE3331130A1 Machine tool
US4610578A Hole machining device
GB8307039D0 Exchange chuck for exchangeably mounting a change shaft for mounting a tool such as drill
GB8304364D0 Gear interference preventing mechanism in multi-spindle head attachment
US4517857A Gear interference preventing mechanism in multi-spindle head attachment
DE3305020A1 Multi-spindle arrangement
DE3241825A1 Tool-change chuck
US4577875A Exchange chuck for a tool
IT8025604D0 Thread-tapping chuck assembly
CA1150490A Collet chuck assembly for taps
GB2084908A Collet chuck for taps
DE3033322A1 Drill chuck for drilling machine - has flat surfaces above slotted portion for gripping square shank and contains adjusting screw
US4365916A Turning type multi-spindle attachment
US4385854A Collet chuck assembly for taps
DE2803120A1 Multispindle drilling machine for steel beam flanges - has banks of drills arranged on each side and overhead for control by position sensing probe