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Inventor

Takaaki Amari

Inventor
Yokohama, JP

Overview

2→
Patents
1982–1987
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

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

C07Cprimary
C07CAcyclic or carbocyclic compounds50%
Y02PClimate change mitigation technologies in the production or processing of goods25%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests25%
PatentTitleYear
4,645,576'Process for isolating and recovering butene-1 of high purity'19874,356,339'Process for isolating and recovering butene-1 of high purity'1982

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1982–1987Patents assigned to NIPPON OIL CO LTD (2)· patent assignee history
1982–1987Based in Yokohama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NIPPON OIL CO LTD21982–1987
Locations
LocationPatentsSpan
Yokohama, JP21982–1987