Inventor

Junichi Fukawa

Inventor

Hino, JP

Overview

1991–2002

Patent span

Physics

Primary field (CPC G)

Patents· 9 as inventor

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

G03Cprimary

G03CPhotosensitive materials for photographic purposes82%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests18%

PatentTitleYear

6,479,199'Processing method of silver halide photographic light sensitive material'2002 5,837,418'Silver halide black and white photographic light sensitive material'1998 5,766,820'Silver halide photographic light-sensitive material and its developing methods'1998 5,591,561'Method for processing black-and-white silver halide photographic light-sensitive material'1997 5,441,847'Method for processing a black-and-white silver halide photographic light-sensitive material'1995 5,238,800'Silver halide photographic light-sensitive material improved in anti-jamming property'1993 H0001091'Light-sensitive silver halide photographic material'1992 H0001090'Light-sensitive silver halide photographic material'1992 4,988,603'Method for the formation of high-contrast images using a developer comprising a hydrazine derivative'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991–2002Patents assigned to KONISHIROKU PHOTO IND (9)· patent assignee history

1991–1993Based in Hachioji, JP· patent location history

1992–2002Based in Hino, JP· patent location history

1998Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
KONISHIROKU PHOTO IND	9	1991–2002

Locations

Location	Patents	Span
Hino, JP	6	1992–2002
Hachioji, JP	2	1991–1993
Tokyo, JP	1	1998