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Inventor

Ken Hamamura

Inventor
Shizuoka, JP

Overview

2→
Patents
1980–1989
Patent span
Performing operations
Primary field (CPC B)

Patents· 2 as inventor

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

B01Dprimary
B01DSeparation20%
B05CApparatus for applying fluent materials to surfaces, in general20%
B05DProcesses for applying fluent materials to surfaces, in general20%
B29CShaping or joining of plastics20%
G03CPhotosensitive materials for photographic purposes20%
PatentTitleYear
4,880,374'Filter exchange device for an extrusion molding machine'19894,241,111'Process for consecutively coating both sides of web'1980

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980–1989Patents assigned to FUJI PHOTO FILM CO LTD (2)· patent assignee history
1980Based in Fujinomiya, JP· patent location history
1989Based in Shizuoka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FUJI PHOTO FILM CO LTD21980–1989
Locations
LocationPatentsSpan
Shizuoka, JP11989
Fujinomiya, JP11980