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SEIWA SEIKI KK

Overview
  • Total Patents
    56
About

SEIWA SEIKI KK has a total of 56 patent applications. Its first patent ever was published in 1978. It filed its patents most often in Japan. Its main competitors in its focus markets machine tools and machines are STAMA STARK MASCHF GOTTHILF, JONES WILLIAM O M and EUNIPP AG.

Patent filings in countries

World map showing SEIWA SEIKI KKs patent filings in countries
# Country Total Patents
#1 Japan 56

Patent filings per year

Chart showing SEIWA SEIKI KKs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Hiromi Takamasa 20
#2 Fukuda Yasushi 15
#3 Oonishi Takehiro 7
#4 Kitamura Shogo 7
#5 Kuwabara Terumasa 7
#6 Akashi Yukimasa 6
#7 Katayama Hidekazu 6
#8 Hiroumi Takamasa 4
#9 Takiguchi Masaharu 4
#10 Kanahoshi Akira 4

Latest patents

Publication Filing date Title
JP2007083354A Work sucking and retaining device
JP2005118948A Lining chuck
JP2005103671A Hob arbor
JP2004098227A Adjusting device for boring diameter in boring machine
JP2004066350A Tool holder
JP2003211309A Turning machine chuck device
JP2003181743A Tool holder for lathe
JP2003117751A Tool holder and machining method using the tool holder
JP2002219629A Method of correcting rotation balance of rotor
JP2002192433A Pull stud mounting device
JP2001347409A Rotational vibration device
JP2001129753A Honing unit
JP2001087969A Side lock holder
JP2001062613A Boring bar
JP2001001213A Tap holder
JP2000190111A Two-plane restriction type tool shank
JP2000158270A Tool holder
JP2000158211A Tool holder
JP2000158212A Tool holder
JP2000117516A Tool chuck