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Inventor

Hiroshi Tokura

Inventor
Hachioji, JP

Overview

2→
Patents
1976–1981
Patent span
Physics
Primary field (CPC G)

Patents· 2 as inventor

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

C07Dprimary
C07DHeterocyclic compounds20%
G03CPhotosensitive materials for photographic purposes20%
G03GElectrography20%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests20%
Y10TTechnical subjects covered by former us classification20%
PatentTitleYear
4,272,601'Coated developer carrier for electrophotography'19813,961,959'Process for developing a light-sensitive silver halide photographic material'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1981Patents assigned to KONISHIROKU PHOTO IND (2)· patent assignee history
1976Based in Hino, JP· patent location history
1981Based in Hachioji, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KONISHIROKU PHOTO IND21976–1981
Locations
LocationPatentsSpan
Hachioji, JP11981
Hino, JP11976