Inventor

Koichi Hagihara

Inventor

Nishinomiya, JP

Overview

4→

Patents

1988–2021

Patent span

Chemistry

Primary field (CPC C)

Patents· 4 as inventor

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

C09Dprimary

C09DCoating compositions, e.g. paints, varnishes or lacquers13%

B29CShaping or joining of plastics7%

B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers7%

B65GTransport or storage devices, e.g. conveyors for loading or tipping, shop conveyor systems or pneumatic tube conveyors7%

C03BManufacture, shaping, or supplementary processes7%

C08CTreatment or chemical modification of rubbers7%

C08JWorking-up7%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients7%

C08LCompositions of macromolecular compounds7%

D04HMaking textile fabrics, e.g. from fibres or filamentary material7%

PatentTitleYear

11,021,583Random mat and fiber-reinforced composite material2021 10,047,483Glass interleaving paper2018 5,270,392'Hydroxyl polyglycidyl ether or acrylic copolymer with anhydride copolymer'1993 4,730,010'Quarternary ammonium group-containing resins for use in cathodic electrodeposition coating systems'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988–1993Patents assigned to NIPPON PAINT CO LTD (2)· patent assignee history

1988Patents assigned to NIPPON OIL CO LTD (1)· patent assignee history

1988–1993Based in Nishinomiya, JP· patent location history

2018Patents assigned to OJI HOLDINGS CORP (1)· patent assignee history

2018Based in Tokyo, JP· patent location history

2021Patents assigned to TEIJIN LTD (1)· patent assignee history

2021Based in Matsuyama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
NIPPON PAINT CO LTD	2	1988–1993
NIPPON OIL CO LTD	1	1988
OJI HOLDINGS CORP	1	2018
TEIJIN LTD	1	2021

Locations

Location	Patents	Span
Nishinomiya, JP	2	1988–1993
Matsuyama, JP	1	2021
Tokyo, JP	1	2018