LexDanaLexDanabeta
Inventor

Shiro Akamatsu

Inventor
Anan-shi, JP

Overview

5→
Patents
2002–2009
Patent span
Electricity
Primary field (CPC H)

Patents· 5 as inventor

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

H10Dprimary
H10DInorganic electric semiconductor devices50%
G11CStatic stores20%
H10BElectronic memory devices20%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests10%
PatentTitleYear
7,560,752'Field effect transistor including two group III-V compound semiconductor layers'20097,459,718'Field effect transistor'20087,339,206'Field effect transistor including a group III-V compound semiconductor layer'20086,423,584'method for forming capacitors and field effect transistors in a semiconductor integrated circuit device'20026,420,754'Semiconductor integrated circuit device'2002

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2002Patents assigned to HITACHI LTD (2)· patent assignee history
2002Based in Kodaira, JP· patent location history
2008–2009Patents assigned to NICHIA CORP (3)· patent assignee history
2008–2009Based in Anan-shi, JP· patent location history
2008Based in Tokushima, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NICHIA CORP32008–2009
HITACHI LTD22002
Locations
LocationPatentsSpan
Anan-shi, JP22008–2009
Kodaira, JP22002
Tokushima, JP12008