Learn more

HITACHI MFG KK

Overview
  • Total Patents
    186
About

HITACHI MFG KK has a total of 186 patent applications. Its first patent ever was published in 1984. It filed its patents most often in Republic of Korea. Its main competitors in its focus markets computer technology, semiconductors and audio-visual technology are OCTAVO SYSTEMS LLC, LSI LOGIC CORP and TEXAS INSTRUMENTS INC.

Patent filings in countries

World map showing HITACHI MFG KKs patent filings in countries
# Country Total Patents
#1 Republic of Korea 186

Patent filings per year

Chart showing HITACHI MFG KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sugano Toshio 5
#2 Murakami Gen 4
#3 Watanabe Masayuki 4
#4 Tsukui Seiichiro 3
#5 Kitamura Wahei 3
#6 Iimura Kenji 3
#7 Kurosawa Yukio 3
#8 Imaide Takuya 3
#9 Wakashima Yoshiaki 3
#10 Ono Takashi 3

Latest patents

Publication Filing date Title
KR970003258B1 A scroll lap machining end mill
KR960015356B1 A control system of the electrical railway car
KR970008033B1 Mold for casting by use of metal mold and manufacture thereof and casting method using same
KR970000839B1 Memory system
KR970008188B1 Control method of flash memory and information processing apparatus using the same
KR970010960B1 Automatic transaction machine storing apparatus
KR970005741B1 Method for managing data processing system and high reliability memory
KR970008634B1 Recording or reproducing device for video signal
KR970005744B1 Data transfer system
KR970010392B1 High definition image pick-up device and recorder and reproduction device for high definition picture information
KR970004266B1 Production control system
KR970005689B1 Foreign matter inspection method for semiconductor substration examination and inspection system
KR960014313B1 Image signal processing apparatus
KR970003326B1 Character graphics generating circuits
KR970006066B1 Absorption air-conditioning system and cooling/heating changing-over method
KR970001893B1 Semiconductor device and method for manufacturing the same
KR960015507B1 An image display apparatus of back projector type and a screen of back projector type
KR970011023B1 Semiconductor memory device
KR960015822B1 Closed type motor-driven compressor
KR960016323B1 Surface package type semiconductor package