Tatsumi SUMI

Person

Osaka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Malfunction detection system and integrated circuit
- Patent number 7,890,283
- Issue date Feb 15, 2011
- Panasonic Corporation
- Eiichi Sadayuki
- G01 - MEASURING TESTING
Information Patent Grant
Semiconductor integrated circuit and noncontact information system...
- Patent number 7,850,086
- Issue date Dec 14, 2010
- Panasonic Corporation
- George Nakane
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Semiconductor integrated circuit and noncontact information medium
- Patent number 7,138,699
- Issue date Nov 21, 2006
- Matsushita Electric Industrial Co., Ltd.
- George Nakane
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
IC card and OS activation method for the same
- Patent number 7,011,252
- Issue date Mar 14, 2006
- Matsushita Electric Industrial Co., Ltd.
- Mitsuyoshi Ohya
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Contactless IC card for preventing incorrect data recovery in demod...
- Patent number 6,907,088
- Issue date Jun 14, 2005
- Matsushita Electric Industrial Co., Ltd.
- Joji Nakane
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Voltage detection circuit, power-on/off reset circuit, and semicond...
- Patent number 6,882,193
- Issue date Apr 19, 2005
- Matsushita Electric Industrial Co., Ltd.
- Hiroshige Hirano
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Semiconductor integrated circuit
- Patent number 6,848,620
- Issue date Feb 1, 2005
- Matsushita Electric Industrial Co., Ltd.
- George Nakane
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Voltage detection circuit, power-on/off reset circuit, and semicond...
- Patent number 6,822,493
- Issue date Nov 23, 2004
- Matsushita Electronics Corporation
- Hiroshige Hirano
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Semiconductor integrated circuit, a contactless information medium...
- Patent number 6,659,352
- Issue date Dec 9, 2003
- Matsushita Electric Industrial Co., Ltd.
- Hiroaki Asada
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Voltage detection circuit, power-on/off reset circuit, and semicond...
- Patent number 6,538,482
- Issue date Mar 25, 2003
- Matsushita Electric Industrial Co., Ltd.
- Hiroshige Hirano
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Voltage detection circuit power-on/off reset circuit and semiconduc...
- Patent number 6,246,624
- Issue date Jun 12, 2001
- Matsushita Electric Industrial Co., Ltd.
- Hiroshige Hirano
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Reference potential generator and a semiconductor memory device hav...
- Patent number 6,067,265
- Issue date May 23, 2000
- Matsushita Electric Industrial Co., Ltd.
- Toshio Mukunoki
- G11 - INFORMATION STORAGE
Information Patent Grant
Reference potential generator and a semiconductor memory device hav...
- Patent number 5,953,277
- Issue date Sep 14, 1999
- Matsushita Electric Industrial Co., Ltd.
- Toshio Mukunoki
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for operating a ferroelectric memory
- Patent number 5,898,608
- Issue date Apr 27, 1999
- Matsushita Electric Industrial Co., Ltd.
- Hiroshige Hirano
- G11 - INFORMATION STORAGE
Information Patent Grant
Voltage detection circuit, power-on/off reset circuit, and semicond...
- Patent number 5,864,247
- Issue date Jan 26, 1999
- Matsushita Electronics Corporation
- Hiroshige Hirano
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Reference potential generator and a semiconductor memory device hav...
- Patent number 5,828,615
- Issue date Oct 27, 1998
- Matsushita Electric Industrial Co., Ltd.
- Toshio Mukunoki
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor device with means for charge recycling
- Patent number 5,694,445
- Issue date Dec 2, 1997
- Matshushita Electric Industrial Co., Ltd.
- Hiroshige Hirano
- G11 - INFORMATION STORAGE
Information Patent Grant
Ferroelectric memory device
- Patent number 5,675,530
- Issue date Oct 7, 1997
- Matsushita Electric Industrial Co., Ltd.
- Hiroshige Hirano
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor memory device including reverse and rewrite means
- Patent number 5,546,342
- Issue date Aug 13, 1996
- Matsushita Electric Industrial Co., Ltd.
- George Nakane
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor memory device with redundant memory cell backup
- Patent number 5,523,974
- Issue date Jun 4, 1996
- Matsushita Electric Industrial Co., Ltd.
- Hiroshige Hirano
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor memory device
- Patent number 5,515,312
- Issue date May 7, 1996
- Matsushita Electric Industrial Co., Ltd.
- Tetsuji Nakakuma
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor memory device
- Patent number 5,467,302
- Issue date Nov 14, 1995
- Matsushita Electric Industrial Company, Ltd.
- Hiroshige Hirano
- G11 - INFORMATION STORAGE
Information Patent Grant
Reference voltage generator
- Patent number 5,448,159
- Issue date Sep 5, 1995
- Matsushita Electronics Corporation
- Makoto Kojima
- G05 - CONTROLLING REGULATING
Information Patent Grant
Semiconductor memory device
- Patent number 5,430,671
- Issue date Jul 4, 1995
- Matsushita Electric Industrial Co., Ltd.
- Hiroshige Hirano
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor memory device
- Patent number 5,392,234
- Issue date Feb 21, 1995
- Matsushita Electric Industrial Co., Ltd.
- Hiroshige Hirano
- G11 - INFORMATION STORAGE
Information Patent Grant
Random access memory with redundancy repair circuit
- Patent number 5,282,165
- Issue date Jan 25, 1994
- Matsushita Electric Industrial Co., Ltd.
- Naomi Miyake
- G11 - INFORMATION STORAGE
Information Patent Grant
CMOS buffer circuit which is not influenced by bounce noise
- Patent number 5,179,298
- Issue date Jan 12, 1993
- Matsushita Electric Industrial Co., Ltd.
- Hiroshige Hirano
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Semiconductor memory device with dual drivers to sense amp array
- Patent number 5,053,998
- Issue date Oct 1, 1991
- Matsushita Electric Industrial Co., Ltd.
- Yasushi Kannan
- G11 - INFORMATION STORAGE
Information Patent Grant
Quadrature detector using a double balanced differential circuit an...
- Patent number 4,431,970
- Issue date Feb 14, 1984
- Matsushita Electric Industrial Co., Ltd.
- Tatsumi Sumi
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
MALFUNCTION DETECTION SYSTEM AND INTEGRATED CIRCUIT
- Publication number 20090164162
- Publication date Jun 25, 2009
- PANASONIC CORPORATION
- Eiichi SADAYUKI
- G01 - MEASURING TESTING
Information Patent Application
Semiconductor integrated circuit and noncontact information system...
- Publication number 20070188297
- Publication date Aug 16, 2007
- George Nakane
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Semiconductor Integrated Circuit and Noncontact Information Medium
- Publication number 20060022041
- Publication date Feb 2, 2006
- Matsushita Electric Industrial Co., Ltd.
- George Nakane
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
IC card and OS activation method for the same
- Publication number 20040200903
- Publication date Oct 14, 2004
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Mitsuyoshi Ohya
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Voltage detection circuit, power-on/off reset circuit, and semicond...
- Publication number 20040169533
- Publication date Sep 2, 2004
- Hiroshige Hirano
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Voltage detection circuit, power-on/off reset circuit, and semicond...
- Publication number 20030122597
- Publication date Jul 3, 2003
- Hiroshige Hirano
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Semiconductor integrated circuit
- Publication number 20020153997
- Publication date Oct 24, 2002
- Matsushita Electric Industrial Co., Ltd.
- George Nakane
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Voltage detection circuit, power-on/off reset circuit, and semicond...
- Publication number 20010036119
- Publication date Nov 1, 2001
- Hiroshige Hirano
- G01 - MEASURING TESTING

Tatsumi SUMI

Person

Patents Grantslast 30 patents

Malfunction detection system and integrated circuit

Semiconductor integrated circuit and noncontact information system...

Semiconductor integrated circuit and noncontact information medium

IC card and OS activation method for the same

Contactless IC card for preventing incorrect data recovery in demod...

Voltage detection circuit, power-on/off reset circuit, and semicond...

Semiconductor integrated circuit

Voltage detection circuit, power-on/off reset circuit, and semicond...

Semiconductor integrated circuit, a contactless information medium...

Voltage detection circuit, power-on/off reset circuit, and semicond...

Voltage detection circuit power-on/off reset circuit and semiconduc...

Reference potential generator and a semiconductor memory device hav...

Reference potential generator and a semiconductor memory device hav...

Method for operating a ferroelectric memory

Voltage detection circuit, power-on/off reset circuit, and semicond...

Reference potential generator and a semiconductor memory device hav...

Semiconductor device with means for charge recycling

Ferroelectric memory device

Semiconductor memory device including reverse and rewrite means

Semiconductor memory device with redundant memory cell backup

Semiconductor memory device

Semiconductor memory device

Reference voltage generator

Semiconductor memory device

Semiconductor memory device

Random access memory with redundancy repair circuit

CMOS buffer circuit which is not influenced by bounce noise

Semiconductor memory device with dual drivers to sense amp array

Quadrature detector using a double balanced differential circuit an...

Patents Applicationslast 30 patents

MALFUNCTION DETECTION SYSTEM AND INTEGRATED CIRCUIT

Semiconductor integrated circuit and noncontact information system...

Semiconductor Integrated Circuit and Noncontact Information Medium

IC card and OS activation method for the same

Voltage detection circuit, power-on/off reset circuit, and semicond...

Voltage detection circuit, power-on/off reset circuit, and semicond...

Semiconductor integrated circuit

Voltage detection circuit, power-on/off reset circuit, and semicond...