Inventor

Masatoki Ishida

Inventor

Yamaguchi, JP

Overview

6→

Patents

1985–2013

Patent span

Chemistry

Primary field (CPC C)

Patents· 6 as inventor

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

C25Dprimary

C25DProcesses for the electrolytic or electrophoretic production of coatings29%

Y10TTechnical subjects covered by former us classification29%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form14%

B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers14%

C23CCoating metallic material7%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%

PatentTitleYear

8,551,317'Method and apparatus for forming oxide coating'2013 5,298,149'Method for making a tin-plated steel sheet with a chromium bilayer and a copolyester resin laminate'1994 5,213,903'Tin-plated steel sheet with a chromium bilayer and a copolyester resin laminate and method'1993 4,608,130'Method of producing metallic chromium, tin or tin-nickel, and hydrated chromium oxide electroplated steel'1986 4,578,319'Surface treated steel sheet having an excellent weldability and its production method'1986 4,508,790'Tin free steel having an excellent weldability and its production method'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985–2013Patents assigned to TOYO KOHAN CO LTD (6)· patent assignee history

1985–1986Based in Yamaguchi, JP· patent location history

1993–1994Based in Tokuyama, JP· patent location history

2013Patents assigned to AIHARA MITSUHIDE (1)· patent assignee history

2013Patents assigned to ISHIDA MASATOKI (1)· patent assignee history

2013Patents assigned to KUROKAWA WATARU (1)· patent assignee history

2013Patents assigned to MAIDA NORIMASA (1)· patent assignee history

2013Based in Kudamatsu, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TOYO KOHAN CO LTD	6	1985–2013
AIHARA MITSUHIDE	1	2013
ISHIDA MASATOKIself	1	2013
KUROKAWA WATARU	1	2013
MAIDA NORIMASA	1	2013

Locations

Location	Patents	Span
Yamaguchi, JP	3	1985–1986
Tokuyama, JP	2	1993–1994
Kudamatsu, JP	1	2013