Inventor

Masayuki Ohayashi

Inventor

Ome, JP

Overview

1991–2009

Patent span

Electricity

Primary field (CPC H)

Patents· 11 as inventor

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

H10Dprimary

H10DInorganic electric semiconductor devices50%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1019%

G11CStatic stores13%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%

H03KPulse technique6%

PatentTitleYear

7,476,915'Semiconductor integrated circuit including a first region and a second region'2009 7,365,376'Semiconductor integrated circuit'2008 7,247,553'Method of manufacturing a semiconductor device'2007 7,119,383'Arrangement of wiring lines including power source lines and channel wirings of a semiconductor integrated circuit having plural cells'2006 5,519,658'Semiconductor integrated circuit device and methods for production thereof'1996 5,512,497'Method of manufacturing a semiconductor integrated circuit device'1996 5,457,412'Semiconductor integrated circuit device including input circuitry to permit operation of a Bi-CMOS memory with ECL level input signals'1995 5,360,988'Semiconductor integrated circuit device and methods for production thereof'1994 5,354,699'Method of manufacturing semiconductor integrated circuit device'1994 5,255,225'Semiconductor integrated circuit device and memory consisting of semiconductor integrated circuit'1993 5,057,894'Semiconductor integrated circuit device'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991–1996Patents assigned to HITACHI LTD (7)· patent assignee history

1991–1996Based in Hitachi, JP· patent location history

1993Patents assigned to HITACHI DEVICE ENG (1)· patent assignee history

1993–2009Based in Ome, JP· patent location history

1994–1996Based in Hamura, JP· patent location history

2006–2009Patents assigned to RENESAS TECH CORP (4)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HITACHI LTD	7	1991–1996
RENESAS TECH CORP	4	2006–2009
HITACHI DEVICE ENG	1	1993

Locations

Location	Patents	Span
Ome, JP	5	1993–2009
Hamura, JP	3	1994–1996
Hitachi, JP	3	1991–1996