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TSUTSUMI SHIGERU

Overview
  • Total Patents
    80
About

TSUTSUMI SHIGERU has a total of 80 patent applications. Its first patent ever was published in 1962. It filed its patents most often in Japan, United States and Germany. Its main competitors in its focus markets machines, audio-visual technology and electrical machinery and energy are WELCOME COMPANY LTD, MAPLAN MASCH TECH ANLAGEN and DME COMPANY LLC.

Patent filings in countries

World map showing TSUTSUMI SHIGERUs patent filings in countries

Patent filings per year

Chart showing TSUTSUMI SHIGERUs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tsutsumi Shigeru 58
#2 Tsutsumi Akira 4
#3 Yoshida Yoshiichi 4
#4 Nikkuni Hiroharu 1
#5 Shigeru Tsutsumi 1
#6 Ohashi Kumao 1
#7 Noguchi Kiyomitsu 1
#8 Tsutsumi Sei 1
#9 Nagao Shiro 1
#10 Takahashi Kazukiyo 1

Latest patents

Publication Filing date Title
JP2005204217A Pwm circuit and class-d amplifier circuit using same
JP2003163994A Method for manufacturing piezoelectric diaphragm to be used for piezoelectric speaker
JP2003087884A On-vehicle loudspeaker system
JPH08150230A Modification of golf club head
JPH07163760A Dharma's eye unnecessary to be written in
JPH07155493A Washing machine with detergent solution tank
JPH0723874A Hit bath rest
JPH06278420A Tire air pressure detecting tool
JPS6227123A Injection molding method for synthetic resin and its device
JPS61134218A Temperature control and display device of hot runner in injection molding system of thermoplastic synthetic resin
JPS6194730A Tiny precision injection molding device
JPS6163427A Runnerless injection molding device
JPS6158711A Sharp-pointed heating element
JPS6141519A Tip heater apparatus of hot runner for molding synthetic resin
JPS6132728A Hot runner for molding synthetic resin
JPS60264216A Runnerless injection molding method and runner tip body
JPS60206613A Method and apparatus for injecting thermoplastic resin
JPS60206612A Runnerless injection molding and hot runner
JPS60166433A Method and apparatus for injection-molding synthetic resin
JPS6041951A Hearing instrument