Inventor

Akira Sengoku

Inventor

Kiyosu, JP

Overview

1988–2021

Patent span

Electricity

Primary field (CPC H)

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

H10Hprimary

H10HInorganic light-emitting semiconductor devices having potential barriers18%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1018%

H01LSemiconductor devices15%

B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material6%

LOC136%

B05DProcesses for applying fluent materials to surfaces, in general3%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form3%

C09DCoating compositions, e.g. paints, varnishes or lacquers3%

C21DModifying the physical structure of ferrous metals3%

C22CAlloys3%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1988Based in Yokohama, JP· patent location history

1994Based in Kanagawa, JP· patent location history

2013–2021Patents assigned to TOYODA GOSEI KK (8)· patent assignee history

2013–2014Patents assigned to SENGOKU AKIRA (3)· patent assignee history

2013–2014Patents assigned to SHIMONISHI SYOTA (3)· patent assignee history

2013–2014Patents assigned to TAJIMA HIROYUKI (3)· patent assignee history

2013–2014Patents assigned to TSUCHIYA YOSUKE (3)· patent assignee history

2013–2016Based in Kiyosu, JP· patent location history

2021Based in Kiyosu-shi, JP· patent location history

2021Based in Tokyo, JP· patent location history

Assignee and location history derived from the patent record.

Assignees

Locations