Inventor

Naoto Miyoshi

Inventor

Nagoya, JP

Overview

1989–2021

Patent span

Performing operations

Primary field (CPC B)

Patents· 33 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B01Dprimary

B01DSeparation27%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry25%

Y02TClimate change mitigation technologies related to transportation24%

F01NGas-flow silencers or exhaust apparatus for machines or engines in general11%

C01GCompounds containing metals not covered by subclasses c01d or c01f3%

C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds2%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests2%

C04BLime, magnesia1%

F02BInternal-combustion piston engines1%

F02DControlling combustion engines1%

PatentTitleYear

11,047,605Evaporator and refrigerator2021 10,850,269Exhaust gas purification catalyst2020 10,626,765Exhaust gas purification device2020 10,357,744Exhaust gas purification device2019 10,344,655Exhaust gas purification catalyst2019 10,201,805Exhaust gas purification apparatus2019 10,183,253Exhaust gas purification device2019 10,159,934Exhaust gas purification catalyst2018 10,159,935Exhaust gas purification catalyst2018 10,125,649Exhaust gas purification catalyst2018 10,076,725Exhaust gas purification catalyst2018 8,993,475'Oxygen storage material'2015 7,759,278'Exhaust gas-purifying catalyst'2010 7,625,836'Heat-resistant oxide'2009 7,498,288'Exhaust gas-purifying catalyst and method of manufacturing the same'2009 7,297,654'Exhaust gas-purifying catalyst'2007 6,221,805'Catalyst support and catalyst and process for producing the same'2001 6,217,831'Catalyst for purifying exhaust gases'2001 6,159,897'Catalyst for purifying exhaust gases'2000 6,147,027'Alloy catalyst and process for producing the same'2000 6,119,452'Device for purifying exhaust gas of internal combustion engine'2000 6,004,521'Catalyst for purifying exhaust gases'1999 5,948,376'Catalyst for purifying exhaust gases'1999 5,922,293'Process for purifying exhaust gases'1999 5,911,960'Process for purifying exhaust gases'1999 5,849,254'Method for purifying exhaust gases with two layer catalyst in oxygen-rich atmosphere'1998 5,804,152'Method for purifying exhaust gases'1998 5,762,892'Process for purifying exhaust gases'1998 5,075,276'Catalyst for purification of exhaust gases'1991 4,927,799'Catalyst for the purification of exhaust gas'1990 4,849,398'Catalyst for purifying exhaust gases'1989 4,843,056'Exhaust gas purifying catalyst and process for producing the same'1989 4,808,564'Catalyst for the purification of exhaust gases'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–2020Patents assigned to TOYOTA MOTOR CO LTD (24)· patent assignee history

1989–1999Patents assigned to CATALER IND CO (5)· patent assignee history

1989–1999Patents assigned to TOYODA CHUO KENKYUSHO KK (5)· patent assignee history

1989–2020Based in Nagoya, JP· patent location history

2007–2020Patents assigned to CATALER CORP (15)· patent assignee history

2007–2009Patents assigned to DAIHATSU MOTOR CO LTD (2)· patent assignee history

2007–2010Based in Kakegawa, JP· patent location history

2009Based in Shizuoka, JP· patent location history

2015–2019Based in Toyota, JP· patent location history

2021Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TOYOTA MOTOR CO LTD	24	1989–2020
CATALER CORP	15	2007–2020
CATALER IND CO	5	1989–1999
TOYODA CHUO KENKYUSHO KK	5	1989–1999
DAIHATSU MOTOR CO LTD	2	2007–2009

Locations

Location	Patents	Span
Nagoya, JP	21	1989–2020
Toyota, JP	7	2015–2019
Kakegawa, JP	2	2007–2010
Shizuoka, JP	2	2009
Tokyo, JP	1	2021