Inventor
TAKAMURA KOZO
JP20 patents
⚠️ This page may combine multiple inventors who share the name “TAKAMURA KOZO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON DENSO CO
15 patentsUS5488262AJan 30, 1996
Spark electrode having low thermal stress
NIPPON DENSO CO53 citations96
US4581558AApr 8, 1986
Spark plug for internal combustion engines having an alloy layer between the electrodes and tip ends
NIPPON DENSO CO69 citations95
US4540910ASep 10, 1985
Spark plug for internal-combustion engine
NIPPON DENSO CO79 citations95
US5056496AOct 15, 1991
Ignition system of multispark type
NIPPON DENSO CO91 citations94
US5563469AOct 8, 1996
Spark plug for internal combustion engine
NIPPON DENSO CO27 citations92
US5557158ASep 17, 1996
Spark plug and method of producing the same
NIPPON DENSO CO34 citations92
US5202601AApr 13, 1993
Spark plug for internal combustion engine with recess in electrode tip
NIPPON DENSO CO23 citations92
US5159232AOct 27, 1992
Spark plugs for internal-combustion engines
NIPPON DENSO CO23 citations92
US4845400AJul 4, 1989
Spark plug for internal-combustion engine
NIPPON DENSO CO30 citations92
US4488081ADec 11, 1984
Ignition plug
NIPPON DENSO CO36 citations92
US5124612AJun 23, 1992
Spark plug for internal-combustion engine
NIPPON DENSO CO20 citations82
US5196760AMar 23, 1993
Spark plug for internal combustion engine with pillar shaped electrode
NIPPON DENSO CO12 citations74
US5502352AMar 26, 1996
Spark plug having horizontal discharge
NIPPON DENSO CO11 citations73
USRE35012EAug 8, 1995
Spark plug for internal combustion engines having an alloy layer between the electrodes and tip ends
NIPPON DENSO CO11 citations73
US5406166AApr 11, 1995
Long life spark plug having consumable discharge member
NIPPON DENSO CO15 citations73
DENSO CORP
5 patentsUS6466123B1Oct 15, 2002
Temperature sensor and method of manufacturing same
DENSO CORP42 citations92
US6676468B2Jan 13, 2004
Method of producing a spark plug
DENSO CORP40 citations91
US7078659B2Jul 18, 2006
Corrosion resistance structure of ceramic heater and gas sensor equipped with same
DENSO CORP11 citations82
US6891318B2May 10, 2005
Structure of spark plug designed to provide higher durability and fabrication method thereof
DENSO CORP8 citations73
US7309848B2Dec 18, 2007
Sealing structure of ceramic heater
DENSO CORP3 citations62