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TOHO ENGINEERING CO LTD

Overview
  • Total Patents
    32
  • GoodIP Patent Rank
    193,757
About

TOHO ENGINEERING CO LTD has a total of 32 patent applications. Its first patent ever was published in 1999. It filed its patents most often in Japan, Taiwan and Republic of Korea. Its main competitors in its focus markets machine tools, semiconductors and chemical engineering are BEIJING SEMICORE MICROELECTRONICS EQUIPMENT CO LTD, SCHWANDNER JUERGEN and KNJ CO LTD.

Patent filings in countries

World map showing TOHO ENGINEERING CO LTDs patent filings in countries

Patent filings per year

Chart showing TOHO ENGINEERING CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Suzuki Tatsutoshi 31
#2 Suzuki Eisuke 18
#3 Suzuki Daisuke 11
#4 Suzuki Hideyori 2
#5 Gaojian Li 1
#6 Yamauchi Kazuto 1

Latest patents

Publication Filing date Title
TW202042298A Catalyst reference device
WO2016108284A1 Planarizing method and planarizing device
JP2016022564A Groove formation device and groove formation method of abrasive pad
JP2016002599A Deburring device of polishing pad
JP2014091190A Service life detection method for abrasive pad
JP2014076507A Auxiliary plate for polishing pad
JP2014054719A Polishing pad reproduction processing apparatus
JP2014038981A Substrate polishing device
JP2013059830A Polishing pad auxiliary plate having impregnation preventing structure and polishing device
JP2013059831A Polishing pad auxiliary plate and polishing apparatus
JP2013027951A Polishing pad auxiliary plate, and polishing device equipped with polishing pad auxiliary plate
KR20110090844A Polishing pad recovering method using sub plate for polishing pad
JP2011161623A Method for regenerating polishing pad
TW201143974A Auxiliary plate for polishing pad and method for reworking the polishing pad using the same
JP2011161522A Auxiliary plate for polishing pad and method for regenerating polishing pad using the same
JP2010214579A Reusable and reproducible polishing pad with auxiliary plate
JP2007210096A Thin groove processing machine of pad for semi-conductor cmp process and manufacturing method of pad for semi-conductor cmp process
CN101008173A Use machine to make the method for cylindrical reinforced bar structural member
JP2005118996A Polishing pad, its manufacturing method, and semiconductor board manufacturing method using polishing pad
JP2006187819A Polishing pad