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TSUBOCHI KAZUO

Overview
  • Total Patents
    51
About

TSUBOCHI KAZUO has a total of 51 patent applications. Its first patent ever was published in 1990. It filed its patents most often in Japan, EPO (European Patent Office) and Republic of Korea. Its main competitors in its focus markets telecommunications, semiconductors and control are LUMEOVA INC, ARTIMI LTD and TSUTSUI MASAFUMI.

Patent filings per year

Chart showing TSUBOCHI KAZUOs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tsubouchi Kazuo 47
#2 Azuma Toshiyuki 14
#3 Hozumi Jun 13
#4 Shibata Tomohiko 13
#5 Masu Kazuya 10
#6 Eki Kazuya 9
#7 Tomabechi Shuichi 4
#8 Imanishi Yuichiro 4
#9 Sugai Kazuyoshi 4
#10 Sasaki Hiroaki 4

Latest patents

Publication Filing date Title
JP2004112087A Current mode signal operational circuit
JP2003101599A Transmission device in digital wireless communication
JP2003101600A Receiving device in digital wireless communication
JP2000174663A Code division multiplex communication system
JP2000151461A Communication system using surface acoustic wave matched filter
JPH10303692A Surface acoustic wave matched filter
JPH10294715A Spread spectrum radio communication system
JPH10285136A Spread spectrum radio communication system
JPH10233751A Code division multiplex communication equipment
JPH10233750A Code division multiplex communication equipment
JPH09282430A Radio ic card system
JPH09261771A Radio data transmitter-receiver
JPH09261121A Code division multiplex communication equipment
JPH09247853A Radio switching device
JPH05168802A Liquid material vaporizer and thin film forming device
EP0465264A2 Metal film forming method
JPH0513598A Method for forming deposition film
JPH04324934A Semiconductor circuit device and wiring thereof
JPH04221822A Formation of deposited film
JPH0465386A Formation of metallic thin film