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NAGAI KIYOSHI

Overview
  • Total Patents
    50
  • GoodIP Patent Rank
    202,582
About

NAGAI KIYOSHI has a total of 50 patent applications. Its first patent ever was published in 1959. It filed its patents most often in Japan, United States and Germany. Its main competitors in its focus markets basic communication technologies, audio-visual technology and measurement are KYOCERA CRYSTAL DEVICE CORP, EPSON TOYOCOM CORP and IWAMOTO TAKASHI.

Patent filings per year

Chart showing NAGAI KIYOSHIs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Nagai Kiyoshi 44
#2 Kiyoshi Nagai 1
#3 Hoffman Stephen J 1
#4 Ishida Tetsuo 1

Latest patents

Publication Filing date Title
TW202025524A Porous piezoelectric material molded body, method of manufacturing same, and probe using said molded body
CN112236877A Porous piezoelectric material molded body, method for producing same, and probe using same
JP2013222955A Hermetic container
JP2013222956A Hermetic container
JP2009254340A Stainless steel cell cultivation apparatus and cell transfer container
JP2008289846A Stainless steel instrument for doctor
JP2005125054A Toilet paper roll with large width
JP2004188573A Electrolytic polishing tube with inner surface cleaned with pure water without contamination
JPH03132788A Light emission display device and stem for light emission display device
JPS63265968A Adhesive composition
EP0213928A2 Use of filtered illuminating device in starlight observation system
JPS62157003A Composite filter
JPS62113356A Stem for indication lamp
JPS62113355A Indication lamp
US4616902A Composite filter, observation system and filamentary display device
JPS60255659A Calcium silicate formed body and manufacture
JPS6086755A Airtight fused body for alkaline battery
JPS6017702A Composite filter
US4405875A Hermetically sealed flat-type piezo-electric oscillator assembly
JPS57112115A Microminiaturized quartz oscillator