Learn more

HITACHI HPPL

Overview
  • Total Patents
    131
About

HITACHI HPPL has a total of 131 patent applications. Its first patent ever was published in 1994. It filed its patents most often in EPO (European Patent Office), Japan and United States. Its main competitors in its focus markets audio-visual technology, electrical machinery and energy and basic materials chemistry are ORION ELECTRONICS CO LTD, HAN SAM-IL and PLASMACO INC.

Patent filings per year

Chart showing HITACHI HPPLs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hashimoto Yasunobu 29
#2 Awamoto Kenji 27
#3 Kosaka Tadayoshi 22
#4 Seo Yoshiho 20
#5 Iwasa Seiichi 18
#6 Inoue Hajime 17
#7 Yoneda Yasushi 16
#8 Kishi Tomokatsu 15
#9 Tomio Shigetoshi 12
#10 Kasahara Shigeo 11

Latest patents

Publication Filing date Title
JP2008276248A Driving method of gas discharge device
JP2008257268A Driving method of gas discharge panel
JP2008197686A Plasma display panel drive method
JP2008191681A Method for driving plasma display panel
JP2008124046A Plasma display panel
JP2008083736A Method for driving plasma display panel
JP2007133425A Method for driving surface discharge display device
JP2007164209A Method for driving gas discharge device
JP2007128909A Phosphor layer forming device of plasma display panel
JP2007109672A Plasma display panel and manufacturing method of the same
JP2007109668A Manufacturing method of back plate of plasma display panel
JP2006351555A Manufacturing method of plasma display panel
JP2006294639A Plasma display panel and manufacturing method for the same
JP2006309265A Flat display device
JP2006324254A Manufacturing method of gas discharge display device
JP2006164994A Device and method for forming phosphor layer of plasma display panel
JP2006154852A Driving method and driving device of plasma display
JP2006114520A Plasma display panel and production method therefor
JP2006106802A Signal cable connecting method and connecting device of plasma display panel
JP2006054205A Plasma display panel