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NIPPON DENSO CO

Overview
  • Total Patents
    28,732
About

NIPPON DENSO CO has a total of 28,732 patent applications. Its first patent ever was published in 1959. It filed its patents most often in Japan, United States and Germany. Its main competitors in its focus markets engines, pumps and turbines, transport and environmental technology are DENSO CORP, INOUE MASAHIRO and NIPPON SOKEN.

Patent filings per year

Chart showing NIPPON DENSO COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Matsui Kazuma 336
#2 Fujiwara Kenichi 265
#3 Yasuura Nobushi 250
#4 Tsuzuki Yoshihiko 245
#5 Ninomiya Masakazu 228
#6 Fujii Tetsuo 214
#7 Suzuki Yutaka 207
#8 Takao Mitsunori 205
#9 Honda Yuji 187
#10 Suzuki Masahiko 180

Latest patents

Publication Filing date Title
JP2008297025A Image forming apparatus
USRE38464E Alternating current generator having a plurality of independent three-phase windings
US6006709A Control apparatus for varying a rotational or angular phase between two rotational shafts, preferably applicable to a valve timing control apparatus for an internal combustion engine
US5874768A Semiconductor device having a high breakdown voltage
US5957377A Flow control valve and hot-water type heater apparatus employing the same
US5793144A Rotor for a rotating electric machine
US5836381A Cooling apparatus using boiling and condensing refrigerant
US5739617A Rotary electric machine
US6004618A Method and apparatus for fabricating electroluminescent device
US5734920A Input/output processing IC
US5782102A Automotive air conditioner having condenser and evaporator provided within air duct
US5890699A Fluid flow control rotary valve
US5936159A Semiconductor sensor having multi-layer movable beam structure film
US5879747A Composite material and process of producing same
US5723376A Method of manufacturing SiC semiconductor device having double oxide film formation to reduce film defects
US6003127A Pipeline processing apparatus for reducing delays in the performance of processing operations
US5718206A Fuel supply system having fuel rail
CN1153112A Air conditioner for vehicle
US5959672A Picture signal encoding system, picture signal decoding system and picture recognition system
US6107661A Semiconductor device and method of manufacturing same