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Inventor

Hirokazu Matsuo

Inventor
Toyohashi, JP

Overview

28→
Patents
1988–2001
Patent span
Physics
Primary field (CPC G)

Patents· 28 as inventor

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

G03Gprimary
G03GElectrography70%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables14%
H04NPictorial communication, e.g. television11%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
PatentTitleYear
6,201,944'Tandem-type image forming apparatus operating in color mode and monochrome mode'20016,081,687'Copying machine provided with an image reading apparatus for scanning moving documents'20006,029,023'Image forming apparatus operating in color mode and monochrome mode'20005,822,672'Copying machine'19985,749,569'Document feeding apparatus having improved forwarding means'19985,734,758'Image processing apparatus'19985,587,782'Copying machine for copying documents in two-in-one mode'19965,580,040'Document feeding apparatus for separating document sheets'19965,519,482'Sheet feeding apparatus and automatic document feeder'19965,506,658'Sheet feeding apparatus and automatic document feeder'19965,482,264'Document feeding apparatus for aligning original documents in duplex copying move'19965,470,051'Automatic document feeder'19955,379,993'Automatic document feeder'19955,347,352'Copying apparatus with automatic document feeding device'19945,292,113'Automatic document feeder'19945,213,322'Original transfer apparatus'19935,129,645'Document feeding apparatus'1992RE033940'Duplex copying apparatus'19925,117,266'Recirculating document handler and image forming apparatus equipped therewith'19925,094,440'Sheet feeding apparatus'19925,084,741'Recirculating document handler and image forming apparatus equipped therewith'19925,060,925'Document feeding apparatus'19915,010,371'Copying apparatus provided with automatic document feeder'19915,006,904'Copying apparatus provided with automatic document feeder'19915,005,055'Copying apparatus provided with automatic document feeder'19914,912,518'Automatic document feeder for two-document one-side copying'19904,905,053'Sheet re-feeding apparatus provided for image forming apparatus'19904,721,381'Duplex copying apparatus'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988–1998Patents assigned to MINOLTA CAMERA KK (21)· patent assignee history
1988–1992Based in Toyokawa, JP· patent location history
1990–1993Based in Osaka, JP· patent location history
1994–2001Based in Toyohashi, JP· patent location history
1994Based in Toyonashi, JP· patent location history
1996–2001Patents assigned to MINOLTA CO LTD (6)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MINOLTA CAMERA KK211988–1998
MINOLTA CO LTD61996–2001
Locations
LocationPatentsSpan
Toyohashi, JP141994–2001
Osaka, JP111990–1993
Toyokawa, JP21988–1992
Toyonashi, JP11994