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HITACHI ULSI SYS CO LTD

Overview
  • Total Patents
    551
  • GoodIP Patent Rank
    128,621
  • Filing trend
    ⇩ 100.0%
About

HITACHI ULSI SYS CO LTD has a total of 551 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1996. It filed its patents most often in Japan, United States and Republic of Korea. Its main competitors in its focus markets computer technology, semiconductors and environmental technology are LIAW JHON-JHY, PS4 LUXCO SARL and KEPLER COMPUTING INC.

Patent filings per year

Chart showing HITACHI ULSI SYS CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Okinaga Takayuki 19
#2 Azuma Shuichiro 19
#3 Muranaka Masaya 16
#4 Nishizawa Hirotaka 14
#5 Suzuki Hiromichi 14
#6 Matsumoto Masahiro 13
#7 Koike Yasuyuki 12
#8 Suzuki Kazunari 12
#9 Sakata Takeshi 12
#10 Nishida Akio 12

Latest patents

Publication Filing date Title
JP2019109278A Speech synthesis system, statistic model generation device, speech synthesis device, and speech synthesis method
JP2019079245A Work instruction device
JP2018180459A Speech synthesis system, speech synthesis method, and speech synthesis program
JP2018125703A Network repeater
JP2018078980A Presence/absence sensor device, and presence/absence determination method of presence/absence sensor device
JP2017215555A Voice translation device and voice translation system
JP2017215738A Computer system and control method of computer system
JP2017189326A Living body monitoring sensor and method for installing living body monitoring sensor
JP2017033208A Api for preventing propagation of failure on normal operation unit to safety unit and processing unit thereof
JP2017010139A Memory control device and memory system
JP2016142936A Preparing method for data for speech synthesis, and preparing device data for speech synthesis
JP2016080364A Semiconductor device
JP2016009428A Morphological analysis turning apparatus, voice synthesis system, and morphological analysis tuning method
JP2015118222A Voice synthesis system and voice synthesis method
JP2015052748A Voice database creation system, voice database creation method, and program
JP2015027235A Switching power supply device and semiconductor integrated circuit device
JP2015012245A Packaging member management method, and manufacturing method of electronic device
JP2014174670A Semiconductor integrated circuit device
JP2014143853A Power storage device and battery monitoring device
JP2014075720A Pwm signal generation device