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Inventor

Takashi Horii

Inventor
Higashimurayama, JP

Overview

15→
Patents
1986–2009
Patent span
Physics
Primary field (CPC G)

Patents· 15 as inventor

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

G11Cprimary
G11CStatic stores50%
G06FElectric digital data processing12%
G07CTime or attendance registers8%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light4%
G01RMeasuring electric variables4%
G06MCounting mechanisms4%
G06VImage or video recognition or understanding4%
G08BSignalling systems, e.g. personal calling systems4%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h104%
PatentTitleYear
7,581,058'Non-volatile memory having multiple erase operations'20097,334,080'Nonvolatile memory with independent access capability to associated buffer'20087,290,109'Memory system and memory card'20077,085,189'Nonvolatile semiconductor storage device'20066,775,185'Nonvolatile semiconductor memory'20045,440,511'Semiconductor memory device'19954,912,748'Infrared intrusion detector with a plurality of infrared ray detecting elements'19904,849,737'Person-number detecting system'19894,819,209'Simultaneous dual access semiconductor memory device'19894,807,193'Semiconductor memory device with a detection circuit to detect word line potential'19894,752,914'Semiconductor integrated circuit with redundant circuit replacement'19884,707,806'Semiconductor integrated circuit device having fuse-type information storing circuit'19874,592,025'Information storing circuit using blown and unblown fuses'19864,583,179'Semiconductor integrated circuit'19864,578,781'MIS transistor circuit'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–1995Patents assigned to FUJITSU LTD (8)· patent assignee history
1986–1988Based in Kawasaki, JP· patent location history
1986–1989Based in Yokohama, JP· patent location history
1989–1990Patents assigned to MATSUSHITA ELECTRIC WORKS LTD (2)· patent assignee history
1989–1990Based in Kadoma, JP· patent location history
1995Patents assigned to FUJITSU VLSI LTD (1)· patent assignee history
2004–2009Patents assigned to RENESAS TECH CORP (5)· patent assignee history
2004Based in Ome, JP· patent location history
2006–2009Based in Higashimurayama, JP· patent location history
2008Patents assigned to HITACHI ULSI STYSTEMS CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FUJITSU LTD81986–1995
RENESAS TECH CORP52004–2009
MATSUSHITA ELECTRIC WORKS LTD21989–1990
FUJITSU VLSI LTD11995
HITACHI ULSI STYSTEMS CO LTD12008
Locations
LocationPatentsSpan
Higashimurayama, JP42006–2009
Kawasaki, JP41986–1988
Yokohama, JP31986–1989
Kadoma, JP21989–1990
Ome, JP12004