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Inventor

Mayumi Tomotake

Inventor
Hino, JP

Overview

3→
Patents
1991–1992
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.

G03Cprimary
G03CPhotosensitive materials for photographic purposes50%
C07CAcyclic or carbocyclic compounds33%
C07DHeterocyclic compounds17%
PatentTitleYear
5,100,773'Silver halide color photographic light-sensitive material containing amide type couplers'19925,066,574'Silver halide photographic light-sensitive material containing a novel yellow coupler'19914,994,361'Silver halide color photographic light-sensitive material'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991–1992Patents assigned to KONISHIROKU PHOTO IND (3)· patent assignee history
1991–1992Based in Hino, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KONISHIROKU PHOTO IND31991–1992
Locations
LocationPatentsSpan
Hino, JP31991–1992