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NIPPON DENPA KOGYO KK

Overview
  • Total Patents
    156
About

NIPPON DENPA KOGYO KK has a total of 156 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 basic communication technologies, machines and measurement are FRECNSYS, TROENIJA and BURAK DARIUSZ.

Patent filings in countries

World map showing NIPPON DENPA KOGYO KKs patent filings in countries
# Country Total Patents
#1 Japan 156

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Nakada Hozumi 43
#2 Kojima Tadashi 35
#3 Okazaki Masaki 20
#4 Matsudo Shiyuusuke 19
#5 Ishihara Minoru 19
#6 Ootomo Atsushi 10
#7 Hayashi Toshio 10
#8 Tachika Fumitaka 9
#9 Akutsu Satoru 8
#10 Nakamura Akira 7

Latest patents

Publication Filing date Title
JPS60100814A Thin film structure
JPS6113809A Twin type piezoelectric vibrator
JPS6084002A Oscillator
JPS613513A Piezoelectric vibrator
JPS613514A Piezoelectric vibrator
JPS613515A Piezoelectric vibrator
JPS60260847A Ultrasonic probe
JPS60260221A Support structure and support method of piezoelectric vibrator
JPS60260848A Ultrasonic probe and its manufacture
JPS60251798A Piezoelectric vibrator
JPS60214618A Crystal resonator
JPS60191680A Connecting method of metal and non-metal
JPS60192500A Matrix array type ultrasonic wave probe and its manufacture
JPS60191512A Manufacture of surface exciting type ultrasonic wave transducer
JPS60160300A Manufacture of array-type ultrasonic wave probe
JPS60145717A Ultrasonic transducer and its production
JPS60140911A Frequency adjusting method of piezoelectric vibrator
JPS60140913A Frequency adjusting method of piezoelectric vibrator
JPS60140912A Frequency adjusting method of piezoelectric vibrator
JPS6037807A Crystal variable frequency oscillator