Inventor

Ei Yamamoto

Inventor

Tokyo, JP

Overview

1991–2000

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

G03GElectrography50%

LOC1850%

PatentTitleYear

6,041,265'Operational control device and method for an image processing apparatus'2000 D0382012'Intermediate conveying machine for copying machine'1997 D0376170'Toner bottle for copying machine'1996 D0375322'Toner bottle cap for copying machine'1996 D0373375'Copying machine'1996 D0373376'Paper supplying device for copying machine'1996 D0354307'Automatic document feeder for copying machine'1995 D0338226'Copying machine'1993 D0334944'Pressure plate for copying machine'1993 D0334769'Copying machine'1993 D0333833'Toner case for copying machine'1993 D0333131'Converter for transmitting image and character data from a computer to a printer'1993 D0322978'Film scanner'1992 D0322979'Automatic slide film exchanging unit'1992 D0319658'Toner container for photo-copier'1991 D0319256'Mirror unit for photo-copier projector'1991 D0318486'Copying machine'1991 D0314973'Ink cartridge for printer'1991 D0314190'Data processor'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991–2000Patents assigned to CANON KK (19)· patent assignee history

1991–1995Based in Tokyo, JP· patent location history

1996–2000Based in Yokohama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CANON KK	19	1991–2000

Locations

Location	Patents	Span
Tokyo, JP	13	1991–1995
Yokohama, JP	6	1996–2000