Inventor

Katsumi Eikyu

Inventor

Tokyo, JP

Overview

13→

Patents

1998–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 13 as inventor

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

H10Wprimary

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

H01LSemiconductor devices15%

H10DInorganic electric semiconductor devices15%

H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1015%

B82YSpecific uses or applications of nanostructures9%

G11CStatic stores9%

H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation6%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution6%

G01RMeasuring electric variables3%

G06FElectric digital data processing3%

PatentTitleYear

10,923,422Semiconductor device2021 10,861,786Semiconductor device having a multilayer structure2020 10,121,894Semiconductor device and method of manufacturing the same2018 9,755,094'Imaging device'2017 9,437,644'Semiconductor device and method of manufacturing same'2016 6,950,369'Magnetic memory device capable of passing bidirectional currents through the bit lines'2005 6,894,520'Semiconductor device and capacitance measurement method'2005 6,876,208'Semiconductor device and method of checking semiconductor storage device'2005 6,741,495'Magnetic memory device and magnetic substrate'2004 6,576,965'Semiconductor device with lightly doped drain layer'2003 6,567,299'Magnetic memory device and magnetic substrate'2003 6,461,946'Method of manufacturing semiconductor device'2002 5,845,105'Method of simulating semiconductor manufacture with process functions according to user application'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–2005Patents assigned to MITSUBISHI ELECTRIC CORP (6)· patent assignee history

1998Based in Hyogo, JP· patent location history

2002–2021Based in Tokyo, JP· patent location history

2005Patents assigned to RENESAS TECH CORP (2)· patent assignee history

2005Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (1)· patent assignee history

2016–2021Patents assigned to RENESAS ELECTRONICS CORP (5)· patent assignee history

2016Based in Kawasaki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MITSUBISHI ELECTRIC CORP	6	1998–2005
RENESAS ELECTRONICS CORP	5	2016–2021
RENESAS TECH CORP	2	2005
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD	1	2005

Locations

Location	Patents	Span
Tokyo, JP	11	2002–2021
Kawasaki, JP	1	2016
Hyogo, JP	1	1998