LexDanaLexDanabeta
Inventor

Masayuki Suzaki

Inventor
Fujisawa, JP

Overview

12→
Patents
1976–1987
Patent span
Performing operations
Primary field (CPC B)

Patents· 12 as inventor

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

B41Jprimary
B41JTypewriters75%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters17%
G11BInformation storage based on relative movement between record carrier and transducer8%
PatentTitleYear
4,683,478'Printer with detachably mountable ink ribbon cassette'19874,629,345'Printer cartridge and cartridge retaining means'19864,620,249'Apparatus for driving a floppy disc'19864,614,448'Ribbon cassette cam means to selectively separate ink ribbon feed and pinch rollers'19864,598,301'Thermal printer'19864,552,475'Printer carriage and hammer assembly'19854,512,674'Printer cartridge and cartridge retaining means'19854,501,509'Printer carriage and hammer assembly'19854,405,246'Hammer device for printer'19834,116,568'Carriage driving mechanism for printer'19784,039,919'Multi-phase motor controller'19773,997,829'Multi-phase stepping motor controller'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1987Patents assigned to RICOH KK (12)· patent assignee history
1976–1986Based in Tokyo, JP· patent location history
1978Based in Yokohama, JP· patent location history
1985–1987Based in Fujisawa, JP· patent location history
1985Based in Fugisawa, JP· patent location history
1985Based in Kanagawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
RICOH KK121976–1987
Locations
LocationPatentsSpan
Fujisawa, JP51985–1987
Tokyo, JP41976–1986
Fugisawa, JP11985
Kanagawa, JP11985
Yokohama, JP11978