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Toshiyuki Matsubara
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Itami, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Semiconductor device having a wire laid between pads
Patent number
6,621,171
Issue date
Sep 16, 2003
Mitsubishi Denki Kabushiki Kaisha
Toshiyuki Matsubara
G11 - INFORMATION STORAGE
Information
Patent Grant
Voltage-controlled oscillator and non-contact IC card including vol...
Patent number
6,028,492
Issue date
Feb 22, 2000
Mitsubishi Electric Semiconductor Software Co., Ltd.
Toshiyuki Matsubara
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Non-contact IC card, non-contact IC card system, and non-contact IC...
Patent number
5,751,765
Issue date
May 12, 1998
Mitsubishi Denki Kabushiki Kaisha
Toshiyuki Matsubara
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Non contact IC card and a non contact IC card system
Patent number
5,736,728
Issue date
Apr 7, 1998
Mitsubishi Electric Semiconductor Software Co., Ltd.
Toshiyuki Matsubara
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Microcomputer including internal and direct external control of EEP...
Patent number
5,694,611
Issue date
Dec 2, 1997
Mitsubishi Denki Kabushiki Kaisha
Toshiyuki Matsubara
G11 - INFORMATION STORAGE
Information
Patent Grant
Non-contact IC card
Patent number
5,569,903
Issue date
Oct 29, 1996
Mitsubishi Denki Kabushiki Kaisha
Toshiyuki Matsubara
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
EEPROM, write control method for EEPROM, and IC card
Patent number
5,566,109
Issue date
Oct 15, 1996
Mitsubishi Denki Kabushiki Kaisha
Toshiyuki Matsubara
G11 - INFORMATION STORAGE
Information
Patent Grant
Non-contact IC card
Patent number
5,382,778
Issue date
Jan 17, 1995
Mitsubishi Denki Kabushiki Kaisha
Kenichi Takahira
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Non-contact integrated circuit card
Patent number
5,274,221
Issue date
Dec 28, 1993
Mitsubishi Denki Kabushiki Kaisha
Toshiyuki Matsubara
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Non-contact IC card
Patent number
5,212,373
Issue date
May 18, 1993
Mitsubishi Denki Kabushiki Kaisha
Shuzo Fujioka
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Memory device
Patent number
5,056,089
Issue date
Oct 8, 1991
Mitsubishi Denki Kabushiki Kaisha
Shigeru Furuta
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Microcomputer
Patent number
5,047,924
Issue date
Sep 10, 1991
Mitsubishi Denki Kabushiki Kaisha
Shuzo Fujioka
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Microprocessor having miswriting preventing function
Patent number
5,036,460
Issue date
Jul 30, 1991
Mitsubishi Denki Kabushiki Kaisha
Kenichi Takahira
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
IC card
Patent number
5,019,970
Issue date
May 28, 1991
Mitsubishi Denki Kabushiki Kaisha
Atsuo Yamaguchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
IC card having system ROM selection inhibit
Patent number
5,016,212
Issue date
May 14, 1991
Mitsubishi Denki Kabushiki Kaisha
Atsuo Yamaguchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Memory with function test of error detection/correction device
Patent number
4,924,465
Issue date
May 8, 1990
Mitsubishi Denki Kabushiki Kaisha
Toshiyuki Matsubara
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
SEMICONDUCTOR DEVICE HAVING A WIRE LAID BETWEEN PADS
Publication number
20030132532
Publication date
Jul 17, 2003
Mitsubishi Denki Kabushiki Kaisha
Toshiyuki Matsubara
G11 - INFORMATION STORAGE