ASAHI KASEI MICROSYSTEMS CO., LTD.

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Waveform generating circuit and spread spectrum clock generator
- Patent number 7,786,768
- Issue date Aug 31, 2010
- Asahi Kasei Microsystems Co., Ltd.
- Tamotsu Nagashima
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Digital BTSC multi-channel TV sound decoder circuit, and decoder co...
- Patent number 7,705,921
- Issue date Apr 27, 2010
- Asahi Kasei Microsystems Co., Ltd.
- Charles Hustig
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Power converter using extrapolative conductance mode control
- Patent number 7,560,909
- Issue date Jul 14, 2009
- Asahi Kasei Microsystems Co., Ltd.
- Edward P. Coleman
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Optical disc device, circuit for optical disc device, wobble signal...
- Patent number 7,529,173
- Issue date May 5, 2009
- Asahi Kasei Microsystems Co., Ltd.
- Koji Tomioka
- G11 - INFORMATION STORAGE
Information Patent Grant
Cross-shaped Hall device having extensions with slits
- Patent number 7,372,119
- Issue date May 13, 2008
- Asahi Kasei Microsystems Co., Ltd.
- Masahiro Nakamura
- G01 - MEASURING TESTING
Information Patent Grant
Semiconductor laser wavelength control device
- Patent number 7,372,881
- Issue date May 13, 2008
- Asahi Kasei Microsystems Co., Ltd.
- Izumi Kawata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Waveform generating circuit and spread spectrum clock generator
- Patent number 7,355,461
- Issue date Apr 8, 2008
- Asahi Kasei Microsystems Co., Ltd.
- Tamotsu Nagashima
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Frequency-controllable oscillator
- Patent number 7,332,944
- Issue date Feb 19, 2008
- Asahi Kasei Microsystems Co., Ltd.
- Takeshi Fujita
- G11 - INFORMATION STORAGE
Information Patent Grant
Digital switching amplifier
- Patent number 7,330,069
- Issue date Feb 12, 2008
- Asahi Kasei Microsystems Co., Ltd.
- Ken Yamamura
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Amplifier circuit and light receiving apparatus
- Patent number 7,323,938
- Issue date Jan 29, 2008
- Asahi Kasei Microsystems Co., Ltd.
- Mitsuru Kikuchi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Operational amplifier
- Patent number 7,262,662
- Issue date Aug 28, 2007
- Asahi Kasei Microsystems Co., Ltd.
- Toshio Adachi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Display panel drive circuit
- Patent number 7,233,322
- Issue date Jun 19, 2007
- Asahi Kasei Microsystems Co., Ltd.
- Satoshi Takehara
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Digital noise reduction for motors
- Patent number 7,231,139
- Issue date Jun 12, 2007
- Asahi Kasei Microsystems Co., Ltd.
- Mark E Collins
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Slew rate limiting circuit and optical disc apparatus
- Patent number 7,203,143
- Issue date Apr 10, 2007
- Asahi Kasei Microsystems Co., Ltd.
- Makoto Kobayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Variable resistance circuit
- Patent number 7,190,205
- Issue date Mar 13, 2007
- Asahi Kasei Microsystems Co., Ltd.
- Yoshiaki Konno
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Delay circuit
- Patent number 7,187,243
- Issue date Mar 6, 2007
- Asahi Kasei Microsystems Co. LTD
- Yoshiaki Konno
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Serial transmission system, its transmission-side circuit, and its...
- Patent number 7,164,372
- Issue date Jan 16, 2007
- Asahi Kasei Microsystems Co., Ltd.
- Seiji Takeuchi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Feedback control circuit
- Patent number 7,161,435
- Issue date Jan 9, 2007
- Asahi Kasei Microsystems Co., Ltd.
- Yoshiaki Konno
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Approximate n-th order function generating device and temperature c...
- Patent number 7,154,351
- Issue date Dec 26, 2006
- Asahi Kasei Microsystems Co., Ltd.
- Takako Kawasaki
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Constant voltage generating circuit
- Patent number 7,071,766
- Issue date Jul 4, 2006
- Asahi Kasei Microsystems Co., Ltd.
- Kenji Nemoto
- G05 - CONTROLLING REGULATING
Information Patent Grant
Band-gap circuit with high power supply rejection ratio
- Patent number 7,053,694
- Issue date May 30, 2006
- Asahi Kasei Microsystems Co., Ltd.
- Katsumi Ozawa
- G05 - CONTROLLING REGULATING
Information Patent Grant
Semiconductor manufacturing apparatus control system
- Patent number 6,996,449
- Issue date Feb 7, 2006
- Asahi Kasei Microsystems Co., Ltd.
- Keiji Imai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High-speed current switch circuit
- Patent number 6,958,631
- Issue date Oct 25, 2005
- Asahi Kasei Microsystems Co., Ltd.
- Yusuke Aiba
- G11 - INFORMATION STORAGE
Information Patent Grant
Communication device
- Patent number 6,931,237
- Issue date Aug 16, 2005
- Asahi Kasei Microsystems Co., Ltd.
- Shinji Miya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System for sharing power and signal pins on a motor controller
- Patent number 6,747,425
- Issue date Jun 8, 2004
- Asahi Kasei Microsystems Co. LTD
- Sumner B. Marshall
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Mute circuit
- Patent number 6,734,746
- Issue date May 11, 2004
- Asahi Kasei Microsystems Co., Ltd.
- Akihiko Nogi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
D/A converter and delta-sigma D/A converter
- Patent number 6,693,574
- Issue date Feb 17, 2004
- Asahi Kasei Microsystems Co., Ltd.
- Ken Yamamura
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Fully differential sampling circuit
- Patent number 6,653,967
- Issue date Nov 25, 2003
- Asahi Kasei Microsystems Co., Ltd.
- Koichi Hamashita
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Electronic holding circuit and adjusting method thereof using a pro...
- Patent number 6,637,008
- Issue date Oct 21, 2003
- Agency of Industrial Science & Technology
- Tetsuya Higuchi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Temperature-compensated crystal oscillator and method of temperatur...
- Patent number 6,603,364
- Issue date Aug 5, 2003
- Asahi Kasei Microsystems Co., Ltd.
- Kenji Nemoto
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
Waveform generating circuit and spread spectrum clock generator
- Publication number 20080224741
- Publication date Sep 18, 2008
- Asahi Kasei Microsystems, Co., Ltd.
- Tamotsu Nagashima
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OSCILLATION TYPE INERTIAL FORCE SENSOR
- Publication number 20070144256
- Publication date Jun 28, 2007
- Murata Manufacturing Co., Ltd.
- Akira MORI
- G01 - MEASURING TESTING
Information Patent Application
Digital noise reduction for motors
- Publication number 20070047927
- Publication date Mar 1, 2007
- ASAHI KASEI MICROSYSTEMS CO., LTD.
- Mark E. Collins
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Digital switching amplifier
- Publication number 20060202754
- Publication date Sep 14, 2006
- Asahi Kasei Microsystems Co., Ltd.
- Ken Yamamura
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Amplifier circuit and light receiving apparatus
- Publication number 20060109057
- Publication date May 25, 2006
- Asahi Kasei Microsystems Co., Ltd.
- Mitsuru Kikuchi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
High-speed current switch circuit
- Publication number 20050280457
- Publication date Dec 22, 2005
- Asahi Kasei Microsystems Co., Ltd.
- Yusuke Aiba
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Operational amplifier
- Publication number 20050231284
- Publication date Oct 20, 2005
- Asahi Kasei Microsystems Co., Ltd.
- Toshio Adachi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Serial transmission system, its transmission-side circuit, and its...
- Publication number 20050185721
- Publication date Aug 25, 2005
- Asahi Kasei Microsystems Co., Ltd.
- Seiji Takeuchi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Constant voltage generating circuit
- Publication number 20040108888
- Publication date Jun 10, 2004
- Asahi Kasei Microsystems Co., Ltd.
- Kenji Nemoto
- G05 - CONTROLLING REGULATING
Information Patent Application
Direct conversion receiving unit
- Publication number 20030190901
- Publication date Oct 9, 2003
- Asahi Kasei Microsystems Co., Ltd.
- Shinji Miya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
D/A converter and delta-sigma D/A converter
- Publication number 20030179122
- Publication date Sep 25, 2003
- Asahi Kasei Microsystems Co., Ltd.
- Ken Yamamura
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Fully differential sampling circuit
- Publication number 20020149508
- Publication date Oct 17, 2002
- Asahi Kasei Microsystems Co., Ltd.
- Koichi Hamashita
- H03 - BASIC ELECTRONIC CIRCUITRY

Trademarklast 30 trademarks

Information Trademark
78764249 - AUDIO 2 GO
- Serial number 78764249
- Registration number 3486304
- Filing date Dec 1, 2005
- ASAHI KASEI MICROSYSTEMS CO., LTD.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
78764252 - AUDIO 4 HOME
- Serial number 78764252
- Registration number 3433627
- Filing date Dec 1, 2005
- ASAHI KASEI MICROSYSTEMS CO., LTD.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
78764251 - AUDIO 4 PRO
- Serial number 78764251
- Registration number 3486305
- Filing date Dec 1, 2005
- ASAHI KASEI MICROSYSTEMS CO., LTD.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
78364990 - AKM
- Serial number 78364990
- Filing date Feb 9, 2004
- ASAHI KASEI MICROSYSTEMS CO., LTD.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73808614 - OPTIMIST
- Serial number 73808614
- Registration number 1583466
- Filing date Jun 23, 1989
- ASAHI KASEI MICROSYSTEMS CO., LTD.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments

ASAHI KASEI MICROSYSTEMS CO., LTD.

Organization

Patents Grantslast 30 patents

Waveform generating circuit and spread spectrum clock generator

Digital BTSC multi-channel TV sound decoder circuit, and decoder co...

Power converter using extrapolative conductance mode control

Optical disc device, circuit for optical disc device, wobble signal...

Cross-shaped Hall device having extensions with slits

Semiconductor laser wavelength control device

Waveform generating circuit and spread spectrum clock generator

Frequency-controllable oscillator

Digital switching amplifier

Amplifier circuit and light receiving apparatus

Operational amplifier

Display panel drive circuit

Digital noise reduction for motors

Slew rate limiting circuit and optical disc apparatus

Variable resistance circuit

Delay circuit

Serial transmission system, its transmission-side circuit, and its...

Feedback control circuit

Approximate n-th order function generating device and temperature c...

Constant voltage generating circuit

Band-gap circuit with high power supply rejection ratio

Semiconductor manufacturing apparatus control system

High-speed current switch circuit

Communication device

System for sharing power and signal pins on a motor controller

Mute circuit

D/A converter and delta-sigma D/A converter

Fully differential sampling circuit

Electronic holding circuit and adjusting method thereof using a pro...

Temperature-compensated crystal oscillator and method of temperatur...

Patents Applicationslast 30 patents

Waveform generating circuit and spread spectrum clock generator

OSCILLATION TYPE INERTIAL FORCE SENSOR

Digital noise reduction for motors

Digital switching amplifier

Amplifier circuit and light receiving apparatus

High-speed current switch circuit

Operational amplifier

Serial transmission system, its transmission-side circuit, and its...

Constant voltage generating circuit

Direct conversion receiving unit

D/A converter and delta-sigma D/A converter

Fully differential sampling circuit

Trademarklast 30 trademarks

78764249 - AUDIO 2 GO

78764252 - AUDIO 4 HOME

78764251 - AUDIO 4 PRO

78364990 - AKM

73808614 - OPTIMIST