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Inventor

Yutaka Katsuhara

Inventor
Kawagoe, JP

Overview

12→
Patents
1984–2014
Patent span
Chemistry
Primary field (CPC C)

Patents· 12 as inventor

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

C07Cprimary
C07CAcyclic or carbocyclic compounds86%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry7%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices7%
PatentTitleYear
8,865,946'Process for producing fluoromethyl hexafluoroisopropyl ether'20148,524,941'Process for producing monomer for fluorinated resist'20137,919,657'Process for dehydration of hexafluoroacetone hydrate'20116,331,649'Process for producing trifluoromethylbenzylamines'20016,093,858'Method for producing bis (trifluoromethyl) benzene'20005,233,098'Method for removing and recovering fluorinated alcohol from waste gas'19934,691,066'Process of preparing metachlorobenzotrifluoride'19874,599,455'Process of purifying fluorinated carbonyl compound mixed with hydrogen fluoride'19864,564,716'Preparation of 1,1,1,3,3,3-hexafluoropropane-2-ol by hydrogenolysis of hexafluoroacetone hydrate'19864,554,382'Dehydrating decomposition process for preparing carbonyl compound'19854,544,772'Method of purifying hexafluoroacetone hydrate'19854,450,298'Vapor phase catalytic hydrolysis of benzal chloride or its halogen- or trifluoromethyl-substitute to form benzaldehyde or substitute'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984–2014Patents assigned to CENTRAL GLASS CO LTD (11)· patent assignee history
1984–2014Based in Kawagoe, JP· patent location history
1986–2014Patents assigned to KATSUHARA YUTAKA (3)· patent assignee history
1986Patents assigned to MARUYAMA YUTAKA (1)· patent assignee history
2000–2001Based in Saitama, JP· patent location history
2013Patents assigned to AKIBA SHINYA (1)· patent assignee history
2014Patents assigned to ISHIDA MICHIO (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CENTRAL GLASS CO LTD111984–2014
KATSUHARA YUTAKAself31986–2014
AKIBA SHINYA12013
ISHIDA MICHIO12014
MARUYAMA YUTAKA11986
Locations
LocationPatentsSpan
Kawagoe, JP101984–2014
Saitama, JP22000–2001