Inventor

OHSAKA YOHNOSUKE

25 patents

⚠️ This page may combine multiple inventors who share the name “OHSAKA YOHNOSUKE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

OHSAKA YOHNOSUKE

DAIKIN IND LTD

Halogen-containing polyether

Method for isomerization of fluorinated epoxy compounds

Process for the preparation of 1-chloro-1,1-difluoroethane and/or 1,1,1-trifluoroethane

Halogen-containing polyether

Fluorine-containing polyether and process for preparing the same

2,2-difluoropropionic acid derivatives

Substituted trifluorooxetanes

Process for preparing hexafluoropropene oligomers

Process for preparing hexafluoropropene oxide

Process for preparing benzotrifluoride and its derivatives

Process for preparing hexafluoropropanone-2

Fluorine-containing aromatic compound, process for preparing the same and use thereof

Process for distillation of 2,2,3,3-tetrafluorooxetane

Process for purification of 2,2,3,3-tetrafluorooxetane

Fluorine-containing amine amides

Removal of hydrogen fluoride from 2,2,3,3-tetra-fluorooxetane

Process for preparing perfluoro(lower)alkylbenzenes and their derivatives

Process for preparing perfluoro(lower)alkyl-benzenes and their derivatives

Fluorine-containing aromatic compound, process for preparing the same and use thereof

Fluorine-containing aromatic compound, process for preparing the same and use thereof

Process for preparing hexafluoroacetone

Novel fluorine-containing polyaminoamide and preparation thereof from fluorooxetane and polyamine

Process for preparing chlorotrifluoromethylbenzene

Semiconductor device coated with a fluorena-containing polyiimide and a process of preparing

OHSAKA YOHNOSUKE

Monohalogenotrifluorooxetane and its preparation