Inventor

Yukimasa Satou

Inventor

Hitachi, JP

Overview

7→

Patents

1989–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 7 as inventor

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

H10Dprimary

H10DInorganic electric semiconductor devices42%

H04NPictorial communication, e.g. television17%

H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation17%

G06TImage data processing or generation, in general8%

H01LSemiconductor devices8%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h108%

PatentTitleYear

11,128,806Camera system and traveling control system2021 11,094,734Imaging device2021 5,459,338'Gate turn-off thyristor and power convertor using the same'1995 5,430,311'Constant-voltage diode for over-voltage protection'1995 5,324,967'Turn off type semiconductor device, method of producing the same and the power conversion apparatus employing the same'1994 5,021,855'Gate turn-off thyristor'1991 4,825,270'Gate turn-off thyristor'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–1995Patents assigned to HITACHI LTD (5)· patent assignee history

1989–1995Based in Hitachi, JP· patent location history

2021Patents assigned to PANASONIC IP MAN CO LTD (2)· patent assignee history

2021Based in Kyoto, JP· patent location history

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

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HITACHI LTD	5	1989–1995
PANASONIC IP MAN CO LTD	2	2021

Locations

Location	Patents	Span
Hitachi, JP	5	1989–1995
Kyoto, JP	1	2021
Kyoto-shi, JP	1	2021