Inventor
Koji Yokota
Inventor
Nagoya, JP
Overview
Patents· 26 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B01Dprimary
B01DSeparation19%
F01NGas-flow silencers or exhaust apparatus for machines or engines in general15%
Y02TClimate change mitigation technologies related to transportation15%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry8%
F02BInternal-combustion piston engines7%
LOC085%
Y02ATechnologies for adaptation to climate change5%
F02DControlling combustion engines4%
B01FMixing, e.g. dissolving, emulsifying or dispersing3%
B22FWorking metallic powder1%
PatentTitleYear
8,484,952'Device for purification of exhaust gas'20138,475,921'Composite material, composite material substrate, composite material dispersed fluid, and manufacturing methods thereof'2013D0680855'Cord lock'20138,294,576'Infrared sensor switch'2012D0652710'Cord adjuster'2012D0630502'Cord lock'2011D0630090'Cord lock'20116,133,185'Exhaust gas purifying catalyst'20005,975,758'Method and sensor for detecting thermal history'19995,804,152'Method for purifying exhaust gases'19985,795,992'Method of testing durability of exhaust gas purification device'19985,783,160'Method for purifying combustion exhaust gas'19985,722,238'Device for evaluating catalyst performance deterioration'19985,698,988'Method and device of detecting a deterioration'19975,575,983'Catalyst for purifying exhaust gases and process for purifying exhaust gases'19965,543,124'Process for reducing nitrogen oxides'19965,474,745'Catalytic converter for purifying exhaust gas'19955,441,401'Method of decreasing nitrogen oxides in combustion device which performs continuous combustion, and apparatus therefor'19955,433,933'Method of purifying oxygen-excess exhaust gas'19955,412,946'NOx decreasing apparatus for an internal combustion engine'19955,352,337'Method for reducing nitrogen oxides'19945,272,871'Method and apparatus for reducing nitrogen oxides from internal combustion engine'19935,270,024'Process for reducing nitrogen oxides from exhaust gas'19934,617,794'Exhaust gas purifying method and apparatus for internal combustion engines'19864,447,871'Data communication system with a front-end-processor'19844,097,805'Frequency-synthesizer type transceiver'1978Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1978–2011Based in Tokyo, JP· patent location history
1986–2000Patents assigned to TOYODA CHUO KENKYUSHO KK (15)· patent assignee history
1986–2013Based in Nagoya, JP· patent location history
1993–2013Patents assigned to TOYOTA MOTOR CO LTD (10)· patent assignee history
1993–1999Based in Aichi, JP· patent location history
2011–2013Patents assigned to MORITO CO LTD (4)· patent assignee history
2011–2013Patents assigned to NIFCO INC (4)· patent assignee history
2012–2013Patents assigned to YOKOTA KOJI (5)· patent assignee history
2012Based in Tsu, JP· patent location history
2013Based in Yachiyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOYODA CHUO KENKYUSHO KK | 15 | 1986–2000 |
| TOYOTA MOTOR CO LTD | 10 | 1993–2013 |
| YOKOTA KOJIself | 5 | 2012–2013 |
| MORITO CO LTD | 4 | 2011–2013 |
| NIFCO INC | 4 | 2011–2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Nagoya, JP | 15 | 1986–2013 |
| Aichi, JP | 4 | 1993–1999 |
| Tokyo, JP | 3 | 1978–2011 |
| Yachiyo, JP | 1 | 2013 |
| Tsu, JP | 1 | 2012 |