Inventor

Shigeru Sadamatsu

Inventor

Minami-ashigara, JP

Overview

14→

Patents

1976–1991

Patent span

Physics

Primary field (CPC G)

Patents· 14 as inventor

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

G03Gprimary

G03GElectrography81%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%

H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation6%

PatentTitleYear

5,037,717'Developer composition for electrophotography comprising fine particles'1991 4,943,505'Developer and toner composition produced by emulsion polymerization'1990 4,933,253'Electrophotographic developer comprising toner particles and acrylic polymer fine particles'1990 4,365,274'One-dimensional image sensor'1982 4,346,159'Photosensitive element for electrophotography'1982 4,315,980'Electrophotographic member with metallocene containing overlayer'1982 4,245,022'Dry electrophotographic developers'1981 4,197,119'Electrophotographic process'1980 4,175,962'Electrostatographic toner material'1979 4,170,476'Layered photoconductive element having As and/or Te doped with Ga, In or Tl intermediate to Se and insulator'1979 4,078,286'Heat fixing roll for electrophotographic duplicators'1978 3,959,153'Manufacturing method for electrophotographic developing agent'1976 3,941,898'Developing method utilizing pulverized, colored, crosslinked, vinylic polymer resin as toner'1976 3,936,183'Electrophotographic copying machine with improved cleaning blade'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1991Patents assigned to FUJI XEROX CO LTD (11)· patent assignee history

1976Patents assigned to FUJI PHOTO FILM CO LTD (1)· patent assignee history

1976–1982Based in Minami-ashigara, JP· patent location history

1976–1979Based in Odawara, JP· patent location history

1976Based in Tokyo, JP· patent location history

1978–1979Patents assigned to RANK XEROX LTD (2)· patent assignee history

1978–1982Based in Ebina, JP· patent location history

1982–1991Based in Kanagawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
FUJI XEROX CO LTD	11	1976–1991
RANK XEROX LTD	2	1978–1979
FUJI PHOTO FILM CO LTD	1	1976

Locations

Location	Patents	Span
Minami-ashigara, JP	5	1976–1982
Kanagawa, JP	4	1982–1991
Ebina, JP	2	1978–1982
Odawara, JP	2	1976–1979
Tokyo, JP	1	1976