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YUSEISHO DENPA KENKYUSHO

Overview
  • Total Patents
    110
About

YUSEISHO DENPA KENKYUSHO has a total of 110 patent applications. Its first patent ever was published in 1933. It filed its patents most often in Japan, Republic of Korea and France. Its main competitors in its focus markets telecommunications, measurement and digital networks are AVX ANTENNA INC D/B/A ETHERTRONICS INC, BLUESKY POSITIONING LTD and HARXON CORP.

Patent filings in countries

World map showing YUSEISHO DENPA KENKYUSHOs patent filings in countries

Patent filings per year

Chart showing YUSEISHO DENPA KENKYUSHOs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Suzuki Seishi 15
#2 Teshirogi Tamotsu 11
#3 Yokoyama Mitsuo 9
#4 Sugimoto Yuji 5
#5 Hong Su Won 5
#6 Akita Kinichirou 5
#7 Yoshitani Kiyosumi 5
#8 Shikama Toshihiro 4
#9 Kakinuma Toshihiko 4
#10 Suzuki Seiji 4

Latest patents

Publication Filing date Title
AU2026901A Antenna module for cellular phone with two helix antennas
KR20010000454A helix antenna for hand-held mobile phone
KR20010000455A helix antenna for hand-held mobile phone attached phase shifting device
KR20010000456A helix antenna for hand-held mobile phone decreasing SAR
KR20000054452A Shielding method of electronic equipment
JPS63204902A Cross polarization suppressing system
JPS63200610A Frequency adaptive type transversal filter
JPS63200624A Adaptive equalizing system for gmsk synchronizing detection
JPS63184088A Earthquake forecast by receiving ratio wave of sign of earthquake
JPS63167502A Circularly polarized wave micro strip type antenna equipment
JPS63163517A Voltage source bias method and differential conductance measurement method for Josephson junction device operating in minute voltage region
JPS63164575A Encoding system for image data
JPS63108317A Control method for laser beam in extremely accurate direction
JPS6396573A Method and instrument for measuring electric length of transmission line with high accuracy
JPS6397047A Sideband separating type carrier recovery circuit
JPS6395369A Highly accurate position measurement method and apparatus therefor
JPS6391504A Method and apparatus for measuring electric length of transmission line with high accuracy
JPS6382003A Multibeam antenna system for transmission and reception
JPS631125A Simulated generation system for bit error sequence on digital communication line
JPS62229081A Measurement of position on the ground by geostationary satellite