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Inventor

Yoshihisa Machida

Inventor
Iwaki, JP

Overview

3→
Patents
1989–1991
Patent span
Chemistry
Primary field (CPC C)

Patents· 3 as inventor

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

C07Cprimary
C07CAcyclic or carbocyclic compounds100%
PatentTitleYear
RE033779'Preparation process of 4,4-dihydroxybiphenyl'19914,960,945'Process for the production of halobenzophenone derivatives'19904,804,788'Preparation process of 4,4-dihydroxybiphenyl'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–1990Patents assigned to KUREHA CHEMICAL IND CO LTD (2)· patent assignee history
1989–1991Based in Iwaki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KUREHA CHEMICAL IND CO LTD21989–1990
Locations
LocationPatentsSpan
Iwaki, JP31989–1991