Inventor

Toshihiko Ooi

Inventor

Tokyo, JP

Overview

2000–2020

Patent span

Chemistry

Primary field (CPC C)

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

C23Cprimary

C23CCoating metallic material31%

C22CAlloys19%

B05CApparatus for applying fluent materials to surfaces, in general13%

Y10TTechnical subjects covered by former us classification13%

B05DProcesses for applying fluent materials to surfaces, in general6%

C09DCoating compositions, e.g. paints, varnishes or lacquers6%

C21DModifying the physical structure of ferrous metals6%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

2000–2003Patents assigned to NIPPON KOKAN KK (3)· patent assignee history

2000–2001Based in Yokohama, JP· patent location history

2003–2020Based in Tokyo, JP· patent location history

2013–2020Patents assigned to JFE STEEL CORP (2)· patent assignee history

2013Patents assigned to HASEGAWA KOHEI (1)· patent assignee history

2013Patents assigned to KAWABE HIDETAKA (1)· patent assignee history

2013Patents assigned to OKITA YASUAKI (1)· patent assignee history

2013Based in Chiba, JP· patent location history

Assignee and location history derived from the patent record.

Assignees

Locations