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Inventor

Katsushi Hirokawa

Inventor
Fuchu, JP

Overview

10→
Patents
1993–2012
Patent span
Performing operations
Primary field (CPC B)

Patents· 10 as inventor

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

B41Fprimary
B41FPrinting machines or presses71%
B41MPrinting, duplicating, marking, or copying processes14%
LOC1814%
PatentTitleYear
8,220,391'Printing method for printing press and printing press'20128,205,548'Method of winding up transfer film and device for performing transfer printing on printed sheets of paper'20127,832,443'Surface treatment apparatus for printed sheets'20106,026,745'Device for clamping an edge of a plate for a printing machine'2000D0412525'Printing machine'19995,927,202'Clamping apparatus of a plate for a printing machine'1999D0378831'Offset printing machine'1997D0351188'Offset printing machine'1994D0350561'Offset printing machine'1994D0332464'Offset printing machine'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993–2012Patents assigned to RYOBI LTD (10)· patent assignee history
1993–2012Based in Hiroshima, JP· patent location history
1997–2012Based in Fuchu, JP· patent location history
2012Patents assigned to HIROKAWA KATSUSHI (2)· patent assignee history
2012Patents assigned to IKEDA HIDEKI (1)· patent assignee history
2012Patents assigned to INUI TSUYOSHI (1)· patent assignee history
2012Patents assigned to KIMURA TAKASHI (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
RYOBI LTD101993–2012
HIROKAWA KATSUSHIself22012
IKEDA HIDEKI12012
INUI TSUYOSHI12012
KIMURA TAKASHI12012
Locations
LocationPatentsSpan
Fuchu, JP51997–2012
Hiroshima, JP51993–2012