KEIZO AOYAMA

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KAWASAKI-SHI, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Layout design method on semiconductor chip for avoiding detour wiring
- Patent number 6,477,072
- Issue date Nov 5, 2002
- Fujitsu Limited
- Hiroshi Shimizu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Multiport memory
- Patent number 5,335,199
- Issue date Aug 2, 1994
- Fujitsu Limited
- Keizo Aoyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Dual-port type semiconductor integrated memory circuit
- Patent number 5,317,536
- Issue date May 31, 1994
- Fujitsu Limited
- Keizo Aoyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Bidirectional semiconductor device having only one one-directional...
- Patent number 4,825,098
- Issue date Apr 25, 1989
- Fujitsu Limited
- Keizo Aoyama
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Dual port type semiconductor memory device realizing a high speed r...
- Patent number 4,823,321
- Issue date Apr 18, 1989
- Fujitsu Limited
- Keizo Aoyama
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Semiconductor memory device
- Patent number 4,809,046
- Issue date Feb 28, 1989
- Fujitsu Limited
- Keizo Aoyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor memory device
- Patent number 4,779,227
- Issue date Oct 18, 1988
- Fujitsu Limited
- Setsuo Kurafuji
- G11 - INFORMATION STORAGE
Information Patent Grant
Asynchronous semiconductor memory device
- Patent number 4,733,377
- Issue date Mar 22, 1988
- Fujitsu Limited
- Keizo Aoyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor memory device having sense amplifiers with different...
- Patent number 4,730,280
- Issue date Mar 8, 1988
- Fujitsu Limited
- Keizo Aoyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Regulated power supply for semiconductor chips with compensation fo...
- Patent number 4,716,307
- Issue date Dec 29, 1987
- Fujitsu Limited
- Keizo Aoyama
- G05 - CONTROLLING REGULATING
Information Patent Grant
Semiconductor memory device with switching for redundant cells
- Patent number 4,660,179
- Issue date Apr 21, 1987
- Fujitsu Limited
- Keizo Aoyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor memory device
- Patent number 4,656,608
- Issue date Apr 7, 1987
- Fujitsu Limited
- Keizo Aoyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Static memory circuit
- Patent number 4,616,344
- Issue date Oct 7, 1986
- Fujitsu Limited
- Eiji Noguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor memory device with redundant cells
- Patent number 4,603,404
- Issue date Jul 29, 1986
- Fujitsu Limited
- Takahiko Yamauchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Circuit for shaping digital signals in an integrated circuit
- Patent number 4,596,936
- Issue date Jun 24, 1986
- Fujitsu Limited
- Keizo Aoyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Static semiconductor memory device incorporating redundancy memory...
- Patent number 4,587,639
- Issue date May 6, 1986
- Fujitsu Limited
- Keizo Aoyama
- G11 - INFORMATION STORAGE
Information Patent Grant
CMIS chip-select circuit
- Patent number 4,581,549
- Issue date Apr 8, 1986
- Fujitsu Limited
- Keizo Aoyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor memory with load controlling feedback means to reduce...
- Patent number 4,578,778
- Issue date Mar 25, 1986
- Fujitsu Limited
- Keizo Aoyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor memory device
- Patent number 4,573,147
- Issue date Feb 25, 1986
- Fujitsu Limited
- Keizo Aoyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Decoder circuit
- Patent number 4,571,510
- Issue date Feb 18, 1986
- Fujitsu Limited
- Teruo Seki
- G11 - INFORMATION STORAGE
Information Patent Grant
Static-type random-access memory device
- Patent number 4,563,754
- Issue date Jan 7, 1986
- Fujitsu Limited
- Keizo Aoyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor device providing a contact structure which can be min...
- Patent number 4,549,199
- Issue date Oct 22, 1985
- Fujitsu Limited
- Takahiko Yamauchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor memory
- Patent number 4,516,224
- Issue date May 7, 1985
- Fujitsu Limited
- Keizo Aoyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Time-switch circuit
- Patent number 4,512,012
- Issue date Apr 16, 1985
- Fujitsu Limited
- Takeshi Sampei
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Constant operation speed logic circuit
- Patent number 4,507,574
- Issue date Mar 26, 1985
- Fujitsu Limited
- Teruo Seki
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor resistor element
- Patent number 4,504,743
- Issue date Mar 12, 1985
- Fujitsu Limited
- Keizo Aoyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor memory device
- Patent number 4,480,321
- Issue date Oct 30, 1984
- Fujitsu Limited
- Keizo Aoyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Buffer circuit for generating output signals having short recovery...
- Patent number 4,449,066
- Issue date May 15, 1984
- Fujitsu Limited
- Keizo Aoyama
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Semiconductor memory circuit
- Patent number 4,393,472
- Issue date Jul 12, 1983
- Fujitsu Limited
- Hiroshi Shimada
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
LAYOUT DESIGN METHOD ON SEMICONDUCTOR CHIP FOR AVOIDING DETOUR WIRING
- Publication number 20010014030
- Publication date Aug 16, 2001
- HIROSHI SHIMIZU
- H01 - BASIC ELECTRIC ELEMENTS

KEIZO AOYAMA

Person

Patents Grantslast 30 patents

Layout design method on semiconductor chip for avoiding detour wiring

Multiport memory

Dual-port type semiconductor integrated memory circuit

Bidirectional semiconductor device having only one one-directional...

Dual port type semiconductor memory device realizing a high speed r...

Semiconductor memory device

Semiconductor memory device

Asynchronous semiconductor memory device

Semiconductor memory device having sense amplifiers with different...

Regulated power supply for semiconductor chips with compensation fo...

Semiconductor memory device with switching for redundant cells

Semiconductor memory device

Static memory circuit

Semiconductor memory device with redundant cells

Circuit for shaping digital signals in an integrated circuit

Static semiconductor memory device incorporating redundancy memory...

CMIS chip-select circuit

Semiconductor memory with load controlling feedback means to reduce...

Semiconductor memory device

Decoder circuit

Static-type random-access memory device

Semiconductor device providing a contact structure which can be min...

Semiconductor memory

Time-switch circuit

Constant operation speed logic circuit

Semiconductor resistor element

Semiconductor memory device

Buffer circuit for generating output signals having short recovery...

Semiconductor memory circuit

Patents Applicationslast 30 patents

LAYOUT DESIGN METHOD ON SEMICONDUCTOR CHIP FOR AVOIDING DETOUR WIRING