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HITACHI LG DATA STORAGE INC

Overview
  • Total Patents
    1,249
  • GoodIP Patent Rank
    5,569
  • Filing trend
    ⇩ 20.0%
About

HITACHI LG DATA STORAGE INC has a total of 1,249 patent applications. It decreased the IP activity by 20.0%. Its first patent ever was published in 2001. It filed its patents most often in Japan, China and United States. Its main competitors in its focus markets audio-visual technology, optics and measurement are YAMASAKI FUMITOMO, HITACHI MEDIA ELECTORONICS CO LTD and OPTICAL RECORDING CORP.

Patent filings in countries

World map showing HITACHI LG DATA STORAGE INCs patent filings in countries

Patent filings per year

Chart showing HITACHI LG DATA STORAGE INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Seo Yoshiho 50
#2 Nishida Ikuo 38
#3 Kirihara Sojiro 36
#4 Watabe Kenji 33
#5 Ukai Ryuji 32
#6 Ouchi Satoshi 31
#7 Nakamura Toshiteru 30
#8 Hamaya Seiji 28
#9 Narui Yoichi 28
#10 Fujita Shinji 24

Latest patents

Publication Filing date Title
WO2021075268A1 Head mounted display
WO2021075169A1 Light-guide plate color shift correction device, and method for correcting color shift
US2021103054A1 Distance measurement device and distance measurement system
US2021033864A1 Hologram light guide plate, head mount display
WO2021010023A1 Laser projection display device and method for driving laser beam source
US2021055693A1 Waveguide, waveguide manufacturing apparatus, waveguide manufacturing method, and video display device using the same
US2021012361A1 Request information group optimization method
CN112180388A Three-dimensional distance measuring device
US2021063743A1 Image display device and head mounted display using the same
US2021003763A1 Light-guiding plate, and hologram recording device and hologram recording method used for the same
JP2021004937A Laser projection display device and laser light intensity adjustment method
JP2021001955A Light guide plate, method for manufacturing the same, light guide plate module and image display device
JP2020197683A Light source module
JP2020197682A Optical element adjustment mechanism and optical element adjustment method
JP2020198416A Light source module
JP2020118840A Lightguide plate and video display device
JP2020106475A Sensor system and distance measuring method
JP2020101671A Head-mounted display
JP2020101717A Video display device and video display system
JP2020079904A Light guide plate and image display device