Inventor

Kunihiko Matsuzawa

Inventor

Kawasaki, JP

Overview

1977–2002

Patent span

Physics

Primary field (CPC G)

Patents· 19 as inventor

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

G03Gprimary

G03GElectrography38%

H04NPictorial communication, e.g. television17%

B41JTypewriters14%

B65HHandling thin or filamentary material, e.g. sheets, webs, cables7%

D06PDyeing or printing textiles7%

G06KGraphical data reading7%

D06BTreating textile materials using liquids, gases or vapours3%

E02FDredging3%

G06FElectric digital data processing3%

PatentTitleYear

6,435,446'Roll sheet conveying device and recording apparatus'2002 6,398,358'Textile ink jet recording method with temporary halt function'2002 6,116,728'Ink jet recording method and apparatus and recorded matter'2000 6,005,593'Recording apparatus'1999 5,933,697'Image forming apparatus with curl generating means'1999 5,907,741'Image forming apparatus'1999 5,893,657'Image forming apparatus with sheet conveying apparatus that facilitates jam recovery'1999 5,751,923'Bidirectional printer interface having function of notifying print data abnormalities from printer to host unit'1998 5,624,194'Printer device with facsimile function for switching functions of input keys and for managing reservation data'1997 5,602,636'Image forming apparatus'1997 5,517,226'Recording apparatus with shiftable conveying system'1996 5,072,244'Superposed image forming apparatus with plural and adjustable image forming stations'1991 4,937,664'Image forming apparatus'1990 4,903,067'Multiimage forming apparatus'1990 4,887,101'Image forming apparatus'1989 4,873,541'Image forming apparatus'1989 4,847,642'Electrophotographic apparatus'1989 4,816,844'Superimposed image forming apparatus'1989 4,013,132'Device for supporting bulldozer blade'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977Patents assigned to MITSUBISHI HEAVY IND LTD (1)· patent assignee history

1977Based in Sagamihara, JP· patent location history

1989–2002Patents assigned to CANON KK (16)· patent assignee history

1989–2002Based in Kawasaki, JP· patent location history

1997–1998Patents assigned to NEC CORP (2)· patent assignee history

1997–1998Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CANON KK	16	1989–2002
NEC CORP	2	1997–1998
MITSUBISHI HEAVY IND LTD	1	1977

Locations

Location	Patents	Span
Kawasaki, JP	16	1989–2002
Tokyo, JP	2	1997–1998
Sagamihara, JP	1	1977