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NIPPON BUNKO KOGYO KK

Overview
  • Total Patents
    133
About

NIPPON BUNKO KOGYO KK has a total of 133 patent applications. Its first patent ever was published in 1974. It filed its patents most often in Japan. Its main competitors in its focus markets measurement, chemical engineering and electrical machinery and energy are OOO VINTEL, NEO MONITORS AS and OPSIS AB.

Patent filings in countries

World map showing NIPPON BUNKO KOGYO KKs patent filings in countries
# Country Total Patents
#1 Japan 133

Patent filings per year

Chart showing NIPPON BUNKO KOGYO KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hiragaki Shigeo 17
#2 Mochizuki Kouichi 16
#3 Kimura Shigeyuki 15
#4 Watanabe Mitsuo 14
#5 Shigehisa Miyuki 10
#6 Konishi Hideki 7
#7 Saitou Muneo 7
#8 Ishii Daidou 7
#9 Sakayanagi Nobuyuki 6
#10 Mochizuki Koichi 6

Latest patents

Publication Filing date Title
JPS63205545K1 Intracellular calcium measurement device
JPS5739321A High sensitivity infrared spectrophotometer
JPS5737249A Detector for liquid chromatography
JPS5737222A High-speed scanning spectrometer
JPS56166434A Chopper for spectrophotometer
JPS56133649A Method and device for measurig catechol amines using natural fluorescent method
JPS56126241A Method and apparatus for introducing a sample into an analyzer
JPS5657010A Holographic grating
JPS5655842A Monitoring device for concentrating of mixed acid by laser raman spectroscopy
JPS5653772A Separator for grain
JPS5653450A Method and device for spectral analysis in very small volume
JPS5653459A Separating method by ultramicro liquid chromatography and separating column therefor
JPS5644836A Structure of electrolytic cell in voltammetric detector
JPS5639797A Analytical method of bile acid and apparatus for the same
JPS5616848A Microanalysis unit
JPS5611356A Method and unit for spectroscopic analysis dependent upon liquid chromatography
JPS55159122A Spectrophotometer provided with output correction function at changing-over of optical element
JPS55159123A Interference spectrophotometer
JPS55147347A Process for analyzing bile acid
JPS55144543A Device for introducing trace specimen in chromaograph separator