Toshihiko Hamasaki

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for improving S/N ratio in digital-to-analog c...
- Patent number 6,489,909
- Issue date Dec 3, 2002
- Texas Instruments Incorporated
- Shigetoshi Nakao
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Digital-to analog-converting method and digital-to analog converter...
- Patent number 6,469,648
- Issue date Oct 22, 2002
- Texas Instruments Incorporated
- Shigetoshi Nakao
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Waveform shaping circuit for function circuit and high order delta...
- Patent number 5,977,895
- Issue date Nov 2, 1999
- Burr-Brown Corporation
- Toshio Murota
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Integrated circuit resistor array
- Patent number 5,905,427
- Issue date May 18, 1999
- Burr-Brown Corporation
- Toshihiko Hamasaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Rotation system for correction of weighting element errors in digit...
- Patent number 5,856,799
- Issue date Jan 5, 1999
- Burr-Brown Corporation
- Toshihiko Hamasaki
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Differential filter circuit and integrated circuit structure therefor
- Patent number 5,815,051
- Issue date Sep 29, 1998
- Burr-Brown Corporation
- Toshihiko Hamasaki
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Switching control circuitry for low noise CMOS inverter
- Patent number 5,694,065
- Issue date Dec 2, 1997
- Burr-Brown Corporation
- Toshihiko Hamasaki
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Oversampling digital-to-analog converter with auto-muting feature
- Patent number 5,682,162
- Issue date Oct 28, 1997
- Burr-Brown Corporation
- Toshihiko Hamasaki
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method of fabricating a miniaturized heterojunction bipolar transistor
- Patent number 5,250,448
- Issue date Oct 5, 1993
- Kabushiki Kaisha Toshiba
- Toshihiko Hamasaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Bipolar transistor
- Patent number 5,175,603
- Issue date Dec 29, 1992
- Kabushiki Kaisha Toshiba
- Toshihiko Hamasaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for manufacturing a bipolar semiconductor device
- Patent number 5,094,964
- Issue date Mar 10, 1992
- Kabushiki Kaisha Toshiba
- Toshihiko Hamasaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of depositing an insulating film and a focusing ion beam app...
- Patent number 5,083,033
- Issue date Jan 21, 1992
- Kabushiki Kaisha Toshiba
- Haruki Komano
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Bipolar transistor
- Patent number 4,996,581
- Issue date Feb 26, 1991
- Kabushiki Kaisha Toshiba
- Toshihiko Hamasaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of manufacturing bipolar transistor
- Patent number 4,830,972
- Issue date May 16, 1989
- Kabushiki Kaisha Toshiba
- Toshihiko Hamasaki
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Method and apparatus for improving S/N ratio in digital-to-analog c...
- Publication number 20020018013
- Publication date Feb 14, 2002
- Shigetoshi Nakao
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Method and apparatus for analog-to-digital converting signal modula...
- Publication number 20020018012
- Publication date Feb 14, 2002
- Shigetoshi Nakao
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Digital-to analog-converting method and digital-to analog converter...
- Publication number 20010026234
- Publication date Oct 4, 2001
- Shigetoshi Nakao
- H03 - BASIC ELECTRONIC CIRCUITRY

Toshihiko Hamasaki

Person

Patents Grantslast 30 patents

Method and apparatus for improving S/N ratio in digital-to-analog c...

Digital-to analog-converting method and digital-to analog converter...

Waveform shaping circuit for function circuit and high order delta...

Integrated circuit resistor array

Rotation system for correction of weighting element errors in digit...

Differential filter circuit and integrated circuit structure therefor

Switching control circuitry for low noise CMOS inverter

Oversampling digital-to-analog converter with auto-muting feature

Method of fabricating a miniaturized heterojunction bipolar transistor

Bipolar transistor

Method for manufacturing a bipolar semiconductor device

Method of depositing an insulating film and a focusing ion beam app...

Bipolar transistor

Method of manufacturing bipolar transistor

Patents Applicationslast 30 patents

Method and apparatus for improving S/N ratio in digital-to-analog c...

Method and apparatus for analog-to-digital converting signal modula...

Digital-to analog-converting method and digital-to analog converter...