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NIPPON LEIZ CO LTD

Overview
  • Total Patents
    114
About

NIPPON LEIZ CO LTD has a total of 114 patent applications. Its first patent ever was published in 1999. It filed its patents most often in Japan. Its main competitors in its focus markets semiconductors, optics and measurement are NAT CT ADVANCED PACKAGING CO LTD NCAP CHINA, GLO AB and GRIEBENOW UWE.

Patent filings in countries

World map showing NIPPON LEIZ CO LTDs patent filings in countries
# Country Total Patents
#1 Japan 114

Patent filings per year

Chart showing NIPPON LEIZ CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Karantaru Kariru 58
#2 Matsumoto Shingo 18
#3 Fujiwara Tasuku 16
#4 Endo Tsukasa 13
#5 Nakane Tadaaki 12
#6 Fujimi Tadayuki 5
#7 Mizuno Toshiyuki 4
#8 Takizawa Kazuya 4
#9 Yamamoto Isamu 4
#10 Shono Hiroo 4

Latest patents

Publication Filing date Title
JP2010141297A Light guide, photoelectric converter, and flat surface photoelectric conversion device
JP2008268982A Light guide plate and planar lighting device
JP2009272079A Light guide plate and surface lighting system
JP2009134883A Light guide plate and plane lighting apparatus
JP2009076374A Light guide plate and backlight unit
JP2008305714A Light source device and flat lighting device
JP2007234617A Light guide plate and surface illumination device
JP2007280961A Light guide plate and flat lighting system
JP2008218325A Light guide plate and surface lighting device
JP2007128114A Planar lighting apparatus
JP2007184286A Plane lighting system
JP2007188891A Light guide plate
JP2007103981A Light source device
JP2007103980A Light source device
JP2007199720A Liquid crystal display device
JP2008147040A Light guide plate and flat lighting device
JP2007065694A Light-transmitting body
JP2007027144A Light guide plate and flat lighting device
JP2008103110A Light guide plate and flat lighting device
JP2006310887A Method of manufacturing light source device