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KASAHARA MASAO

Overview
  • Total Patents
    12
About

KASAHARA MASAO has a total of 12 patent applications. Its first patent ever was published in 1986. It filed its patents most often in Japan and United States. Its main competitors in its focus markets digital networks are ANRITSU NETWORKS KK, HEFEI BRANCH COMPANY H3C TECH CO LTD and INDRANET TECHNOLOGIES LTD.

Patent filings in countries

World map showing KASAHARA MASAOs patent filings in countries
# Country Total Patents
#1 Japan 11
#2 United States 1

Patent filings per year

Chart showing KASAHARA MASAOs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Digital networks

Focus technologies

Top inventors

# Name Total Patents
#1 Kasahara Masao 9
#2 Murakami Yasumichi 6
#3 Inoue Toru 2
#4 Fujikawa Atsunori 2
#5 Murakami Yasuyuki 1
#6 Kiuchi Shinya 1
#7 Namekawa Toshihiko 1

Latest patents

Publication Filing date Title
JP2002290388A Encryption communication method, encryption method and key generating method, and encryption communication system, center unit and entity unit
JP2003158460A Method, system and program for regenerating restricted data and terminal thereof
JP2002351315A Ciphering method, deciphering method, cipher communication system, program, and recording medium
JP2001211154A Secret key generating method, ciphering method, and cipher communication method
JP2001211157A Secret key registering method, secret key register secret key issuing method, cipher communication method, cipher communication system and recording medium
JP2001211156A Common key generating method, common key generator, cipher communication method, cipher communication system and recording medium storing program
JP2000214772A Ciphering method and cryptographic communication method, and ciphertext preparing device
JPH11161164A Public key cipher system, ciphering device, and deciphering device
JPH10210022A Cipher communication method, encryption method, cipher communication system, and key generator
JPS6372224A Coder and decoder
JPS6367645A Error correcting device