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TOKUDA SEISAKUSHO

Overview
  • Total Patents
    273
About

TOKUDA SEISAKUSHO has a total of 273 patent applications. Its first patent ever was published in 1970. It filed its patents most often in Japan, United States and EPO (European Patent Office). Its main competitors in its focus markets surface technology and coating, semiconductors and electrical machinery and energy are UNAXIS DEUTSCHLAND GMBH, SPP PROCESS TECHNOLOGY SYSTEMS UK LTD and EVATEC AG.

Patent filings per year

Chart showing TOKUDA SEISAKUSHOs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kuriyama Noboru 64
#2 Tezuka Masashi 18
#3 Tokura Tsunemasa 17
#4 Jo Hidetaka 16
#5 Watanabe Osamu 13
#6 Onda Toichi 12
#7 Nonaka Mikio 11
#8 Ito Yoshinori 9
#9 Kurisaki Tetsuo 8
#10 Kinokiri Kyoji 8

Latest patents

Publication Filing date Title
JPH04210484A Reactive dry etching device
JPH04202776A Loading device
JPH04202775A Device for loading substrate
JPH04206927A Etching apparatus
JPH04183857A Structure of magnet for planar magnetron sputtering source
JPH04136159A Vacuum treating device
JPH04134820A Etching process data computing equipment
JPH04133425A Dry-etching device
JPH04129915A Conveying device
JPH04129916A Conveying device
JPH04130229A Weight detector
JPH0463277A Piping device for repeated rotating mechanism
JPH0436468A Piping device having valve mechanism
JPH0432565A Method for fixing target of sputtering device
JPH0412936A Substrate detecting device
JPH04371A Thin film formation apparatus
JPH03295231A Surface processor
JPH03287764A Sputtering system
JPH03264438A Carrier device
US5201994A Dry etching method