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BITOU HITOSHI

Overview
  • Total Patents
    17
About

BITOU HITOSHI has a total of 17 patent applications. Its first patent ever was published in 1975. It filed its patents most often in Japan. Its main competitors in its focus markets audio-visual technology are MACHIEL DE VRIES, MOTOI KATSUO and PHL AUDIO.

Patent filings in countries

World map showing BITOU HITOSHIs patent filings in countries
# Country Total Patents
#1 Japan 17

Patent filings per year

Chart showing BITOU HITOSHIs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Bitou Hitoshi 14
#2 Sugimoto Hitoshi 6
#3 Totsuka Hirokazu 1
#4 Tooyama Yukio 1
#5 Fujiwara Ginjirou 1
#6 Sugimoto Hisashi 1
#7 Kuze Eihachirou 1

Latest patents

Publication Filing date Title
JPS5756394A Flame-retardant sound-absorbing formed body and manufacture
JPS56144907A Manufacture of incombustible molding
JPS56116205A Conductive formed article
JPS55152898A Production of material with good acoustical property and structure element made therefrom
JPS5563400A Method of producing spherical shell of rocket fireworks
JPS5545009A Producing sound generator box
JPS5518133A Manufacture of acoustic case material
JPS53147705A Dry method of tile making
JPS53142780A Transporting roller for preventing static electricity
JPS53128660A Process for forming finish coating layer of heattmolded form for resonance prevention
JPS5356269A Method of molding of covering layer over pipe body for protection
JPS5344011A Method of producing speaker box
JPS52154793A Octopus pots
JPS52135356A Method of producing heavy weight molded article
JPS5291513A Sound insulation wall and its preparation
JPS5256005A Moulding method for metallic powder
JPS521114A Production of reinforced paper in paper making machine