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Inventor

Shinzo Seko

Inventor
Toyonaka, JP

Overview

32→
Patents
1995–2012
Patent span
Chemistry
Primary field (CPC C)

Patents· 32 as inventor

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

C07Cprimary
C07CAcyclic or carbocyclic compounds43%
Y02PClimate change mitigation technologies in the production or processing of goods20%
C07BGeneral methods of organic chemistry18%
C07DHeterocyclic compounds16%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium4%
PatentTitleYear
8,304,558'Method for producing thiazole compound'20128,269,044'Method for selectively producing primary amine compound'20127,977,490'Process for producing thiazole compound'20117,745,669'Process for production of alcohol compound'20107,652,170'Method for producing primary amine compound'20107,652,177'Process for production of alcohol compound'20107,439,357'Process for preparing thiazole by aminomethylation'20086,806,387'Process for preparation of allyl sulfone derivatives and intermediates for the preparation'20046,784,321'Process for producing retinol and intermediate compounds for producing the same'20046,660,888'Process for producing retinol and intermediate compounds for producing the same'20036,552,219'Process for the preparation of vitamin a, intermediates, and process for the preparation of the intermediates'20036,444,857'Process for producing vitamin A aldehyde and intermediate for producing the same'20026,388,124'Dihalo-compound and process for producing vitamin A derivative'20026,355,841'Process for producing -carotene'20026,348,622'Vitamin a related compounds and process for producing the same'20026,331,652'Process for producing lycopene and intermediate thereof'20016,297,402'Ketosulfone derivatives and process for producing the same'20016,288,283'Process for producing retinal and intermediates for producing the same'20016,211,411'Process for producing retinal and intermediate for producing the same'20016,172,265'Ketosufone derivatives and process for producing the same'20016,160,181'Tetraene derivative and process for producing the same'20006,114,543'Process for producing optically active azetidine-2-carboxylic acid'20006,037,509'Process for producing 1-bromo-4-phenylbutane'20005,969,149'Process for producing hexahydrothieno[3,4-D]imidazole-2,4-diones'19995,902,905'Method for producing arylvinylsulfone'19995,880,291'Process for producing optically active azetidine-2-carboxylic acid'19995,756,769'Method for producing propargylamine compounds'19985,648,496'Process for producing aminonitropyridines'19975,639,895'Process for producing .beta.-nitroenamine'19975,597,940'Process for producing .beta.-nitroenamine'19975,466,871'Process for preparing nitroaniline derivatives'19955,412,106'Process for production of 2-thiophene aldehydes'1995

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1995–2012Patents assigned to SUMITOMO CHEMICAL CO (32)· patent assignee history
1995Patents assigned to SUMITOMO SEIKA CHEMICALS (1)· patent assignee history
1995–2012Based in Toyonaka, JP· patent location history
1995–1997Based in Osaka, JP· patent location history
2004–2008Based in Oita, JP· patent location history
2012Patents assigned to SEKO SHINZO (2)· patent assignee history
2012Patents assigned to TAKANO NAOYUKI (2)· patent assignee history
2012Patents assigned to TANAKA KAZUYUKI (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SUMITOMO CHEMICAL CO321995–2012
SEKO SHINZOself22012
TAKANO NAOYUKI22012
SUMITOMO SEIKA CHEMICALS11995
TANAKA KAZUYUKI12012
Locations
LocationPatentsSpan
Toyonaka, JP281995–2012
Oita, JP22004–2008
Osaka, JP21995–1997