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RICOH WATCH

Overview
  • Total Patents
    370
About

RICOH WATCH has a total of 370 patent applications. Its first patent ever was published in 1970. It filed its patents most often in Japan, United States and United Kingdom. Its main competitors in its focus markets measurement, optics and consumer goods are ASULAB SA, EBAUCHES ELECTRONIQUES SA and FOSSIL INC.

Patent filings per year

Chart showing RICOH WATCHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kamiya Kenji 38
#2 Katsuoka Ritsu 33
#3 Yoshida Jiyunichi 21
#4 Hosoi Masatoshi 19
#5 Tooyama Nobuo 16
#6 Horiuchi Kazuhiro 16
#7 Kikuyama Akira 16
#8 Aoki Tomoaki 15
#9 Yasuda Shiyouichi 14
#10 Terayama Akimi 13

Latest patents

Publication Filing date Title
JPS60263375A Time axis converter of acoustic signal
JPS60263377A Time axis converter of acoustic signal
JPS60256987A Time axis converter of acoustic signal
JPS60205858A Record player
JPS6091852A Rotary motor
JPS604998A Time base converter for acoustic signal
JPS604997A Time base converter for acoustic signal
JPS59221815A Reading method of serial data
JPS59201091A Ball display body
JPS59110013A Marking circuit for signal block bracketing of dpcm-coded acoustic signal processor
JPS59109091A Ornamentation of input signal attack section for dpcm codingacoustic signal processing circuit
JPS5981918A Signal interpolating method of decoding circuit of dpcm-coded signal processing circuit
JPS5981912A Frequency adjusting device of tuning fork type oscillator
JPS5949153A Device for holding exchangeable component
JPS5938060A Method of setting up sheath member for dressing
JPS5928688A Electronic timepiece
JPS5895966A Magnetizer for rotor
JPS595713A Trimming device of crystal oscillator
JPS58223196A Time base converter
JPS58204320A Remote control type indicating device of flow rate