Inventor
OHTA NORIYUKI
JP16 patents
⚠️ This page may combine multiple inventors who share the name “OHTA NORIYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SANKYO CO
8 patentsUS4241208ADec 23, 1980
Piperidine derivatives
SANKYO CO33 citations92
US3975462AAug 17, 1976
Piperidine-spiro-hydantoin derivatives and their use as stabilizers
SANKYO CO21 citations81
US4212974AJul 15, 1980
Piperidine derivatives
SANKYO CO8 citations73
US4125533ANov 14, 1978
Piperidine derivatives
SANKYO CO8 citations73
US4066615AJan 3, 1978
Polymer compositions containing piperidine derivatives as stabilizers
SANKYO CO14 citations73
US4016168AApr 5, 1977
Piperidine derivatives
SANKYO CO16 citations73
US4007158AFeb 8, 1977
Novel piperidine derivatives for the stabilization of synthetic polymers
SANKYO CO7 citations73
US3933735AJan 20, 1976
4-Piperidone derivatives, their preparation and their use as stabilizers
SANKYO CO4 citations61
MAZDA MOTOR
5 patentsUS6672277B2Jan 6, 2004
Direct-injection spark ignition engine
MAZDA MOTOR75 citations97
US6725649B2Apr 27, 2004
Control apparatus for a direct-injection, spark-ignition engine
MAZDA MOTOR26 citations92
US6681739B2Jan 27, 2004
Control device for direct-injection spark-ignition engine and method of setting fuel injection timing of the same
MAZDA MOTOR33 citations92
US6983733B2Jan 10, 2006
Direct-injection spark-ignition engine
MAZDA MOTOR9 citations74
US6684848B2Feb 3, 2004
Direct-injection spark-ignition engine
MAZDA MOTOR11 citations73
NEC CORP
3 patentsUS5691937ANov 25, 1997
Structure of split gate transistor for use in a non-volatile semiconductor memory and method of manufacturing such a split gate transistor
NEC CORP19 citations83
US5557123ASep 17, 1996
Nonvolatile semiconductor memory device with shaped floating gate
NEC CORP14 citations73
US5808940ASep 15, 1998
Nonvolatile semiconductor memory
NEC CORP2 citations62