Inventor

Shunichi Muto

Inventor

Atsugi, JP

Overview

15→

Patents

1988–2021

Patent span

Performing operations

Primary field (CPC B)

Patents· 15 as inventor

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

B82Yprimary

B82YSpecific uses or applications of nanostructures32%

H10DInorganic electric semiconductor devices15%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein12%

H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light7%

H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation7%

G05GControl devices or systems insofar as characterised by mechanical features only5%

G06FElectric digital data processing5%

H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h105%

B60KArrangement or mounting of propulsion units or of transmissions in vehicles2%

F16HGearing2%

PatentTitleYear

10,953,750Input device2021 10,901,451Input device2021 6,235,547'Semiconductor device and method of fabricating the same'2001 6,011,271'Semiconductor device and method of fabricating the same'2000 5,650,611'Light switching method, light switching apparatus and optical semiconductor device'1997 5,499,206'Semiconductor optical memory device for optical storage of information with increased recording density'1996 5,266,814'Optically activated resonant-tunneling transistor'1993 5,225,692'Non-linear quantum semiconductor optical device having a signal-to-noise ratio'1993 5,216,261'Non-linear optical device having an improved rate for recovery'1993 5,175,739'Semiconductor optical device having a non-linear operational characteristic'1992 5,160,993'High speed optosemiconductor device having multiple quantum wells'1992 5,130,766'Quantum interference type semiconductor device'1992 4,929,984'Resonant tunnelling barrier structure device'1990 4,825,264'Resonant tunneling semiconductor device'1989 4,786,957'Negative differential resistance element'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988Patents assigned to AGENCY IND SCIENCE TECHN (1)· patent assignee history

1988–1990Based in Isehara, JP· patent location history

1989–2001Patents assigned to FUJITSU LTD (12)· patent assignee history

1992–2001Based in Atsugi, JP· patent location history

1993–1997Based in Kawasaki, JP· patent location history

2021Patents assigned to ALPS ALPINE CO LTD (2)· patent assignee history

2021Based in Miyagi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
FUJITSU LTD	12	1989–2001
ALPS ALPINE CO LTD	2	2021
AGENCY IND SCIENCE TECHN	1	1988

Locations

Location	Patents	Span
Atsugi, JP	6	1992–2001
Kawasaki, JP	4	1993–1997
Isehara, JP	3	1988–1990
Miyagi, JP	2	2021