Taku Amada

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Positional change measurement device, positional change measurement...
- Patent number 9,228,825
- Issue date Jan 5, 2016
- Ricoh Company, Ltd.
- Atsushi Takaura
- G01 - MEASURING TESTING
Information Patent Grant
Optical scanning device and image forming apparatus in which a plur...
- Patent number 8,928,716
- Issue date Jan 6, 2015
- Ricoh Company, Limited
- Tadashi Nakamura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Optical scanning device and image forming apparatus
- Patent number 8,908,001
- Issue date Dec 9, 2014
- Ricoh Company, Limited
- Taku Amada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Flow guide for optical scanning device and image forming apparatus
- Patent number 8,593,497
- Issue date Nov 26, 2013
- Ricoh Company, Limited
- Taku Amada
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Holding mechanism for long length optical element, optical scanning...
- Patent number 8,270,053
- Issue date Sep 18, 2012
- Ricoh Company, Ltd.
- Taku Amada
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Optical scanning device and image forming apparatus
- Patent number 8,228,583
- Issue date Jul 24, 2012
- Ricoh Company, Limited
- Taku Amada
- G02 - OPTICS
Information Patent Grant
Optical scanning apparatus, an image formation apparatus, and a pha...
- Patent number 8,217,978
- Issue date Jul 10, 2012
- Ricoh Company, Ltd.
- Taku Amada
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Optical scanning apparatus and image forming apparatus
- Patent number 8,174,747
- Issue date May 8, 2012
- Ricoh Company, Ltd.
- Taku Amada
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image forming system employing effective optical scan-line control...
- Patent number RE42865
- Issue date Oct 25, 2011
- Ricoh Company, Ltd.
- Mitsuo Suzuki
- 347 - Incremental printing of symbolic information
Information Patent Grant
Optical scanning device, image forming apparatus, and liquid crysta...
- Patent number 8,031,362
- Issue date Oct 4, 2011
- Ricoh Company, Ltd.
- Taku Amada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Light source device, optical scanning device, and image forming app...
- Patent number 7,936,492
- Issue date May 3, 2011
- Ricoh Company, Ltd.
- Taku Amada
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Light source unit, optical scan apparatus, and image formation appa...
- Patent number 7,800,641
- Issue date Sep 21, 2010
- Ricoh Company, Ltd.
- Nobuaki Kubo
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image forming system employing effective optical scan-line control...
- Patent number 7,777,774
- Issue date Aug 17, 2010
- Ricoh Company, Ltd.
- Mitsuo Suzuki
- G02 - OPTICS
Information Patent Grant
Optical scanning device, image forming apparatus and liquid crystal...
- Patent number 7,719,737
- Issue date May 18, 2010
- Ricoh Company, Ltd.
- Taku Amada
- G02 - OPTICS
Information Patent Grant
Light source unit, optical scan apparatus, and image formation appa...
- Patent number 7,710,445
- Issue date May 4, 2010
- Ricoh Company, Ltd.
- Taku Amada
- G02 - OPTICS
Information Patent Grant
Optical scanning apparatus, illuminant apparatus and image forming...
- Patent number 7,706,040
- Issue date Apr 27, 2010
- Ricoh Company, Ltd.
- Taku Amada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical-element holding device, method of adjusting shape of optica...
- Patent number 7,684,100
- Issue date Mar 23, 2010
- Ricoh Company, Ltd.
- Taku Amada
- G02 - OPTICS
Information Patent Grant
Optical scanner and image forming apparatus
- Patent number 7,532,227
- Issue date May 12, 2009
- Ricoh Company, Ltd.
- Tomohiro Nakajima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical scanner and image forming apparatus
- Patent number 7,525,561
- Issue date Apr 28, 2009
- Ricoh Company, Ltd.
- Tomohiro Nakajima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Light scanning apparatus having a liquid crystal deflector and imag...
- Patent number 7,505,060
- Issue date Mar 17, 2009
- Ricoh Company, Ltd.
- Taku Amada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multi-beam pitch adjusting apparatus and image forming apparatus
- Patent number 7,460,145
- Issue date Dec 2, 2008
- Ricoh Company, Ltd.
- Taku Amada
- G02 - OPTICS
Information Patent Grant
Optical scanning apparatus, image forming apparatus, and beam posit...
- Patent number 7,450,274
- Issue date Nov 11, 2008
- Ricoh Company, Ltd.
- Akihisa Itabashi
- G02 - OPTICS
Information Patent Grant
Optical scanning device, image forming apparatus and liquid crystal...
- Patent number 7,403,316
- Issue date Jul 22, 2008
- Ricoh Company, Ltd.
- Taku Amada
- G02 - OPTICS
Information Patent Grant
Optical scanning apparatus, illuminant apparatus and image forming...
- Patent number 7,333,254
- Issue date Feb 19, 2008
- Ricoh Company, Ltd.
- Taku Amada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multi-beam pitch adjusting apparatus and image forming apparatus
- Patent number 7,206,014
- Issue date Apr 17, 2007
- Ricoh Company, Ltd.
- Taku Amada
- G02 - OPTICS
Information Patent Grant
Light scanning apparatus having a liquid crystal deflector and imag...
- Patent number 7,145,589
- Issue date Dec 5, 2006
- Ricoh Company, Ltd.
- Taku Amada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image forming system employing effective optical scan-line control...
- Patent number 7,050,082
- Issue date May 23, 2006
- Ricoh Company, Ltd.
- Mitsuo Suzuki
- G02 - OPTICS
Information Patent Grant
Multi-beam scanning device
- Patent number 6,771,300
- Issue date Aug 3, 2004
- Ricoh Company, Ltd.
- Taku Amada
- G02 - OPTICS
Information Patent Grant
Multi-beam light source device and multi-beam scanning apparatus us...
- Patent number 6,621,512
- Issue date Sep 16, 2003
- Ricoh Company, Ltd.
- Tomohiro Nakajima
- G02 - OPTICS
Information Patent Grant
Optical write apparatus with an operation for even charging of phot...
- Patent number 5,952,649
- Issue date Sep 14, 1999
- Ricoh Company, Ltd.
- Taku Amada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
DISTANCE MEASUREMENT APPARATUS AND DISTANCE MEASUREMENT SYSTEM
- Publication number 20220413107
- Publication date Dec 29, 2022
- Hiroyuki SATOH
- G01 - MEASURING TESTING
Information Patent Application
POSITIONAL CHANGE MEASUREMENT DEVICE, POSITIONAL CHANGE MEASUREMENT...
- Publication number 20140268180
- Publication date Sep 18, 2014
- Atsushi TAKAURA
- G01 - MEASURING TESTING
Information Patent Application
OPTICAL SCANNING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20130201536
- Publication date Aug 8, 2013
- Tadashi NAKAMURA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
OPTICAL SCANNING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20120044316
- Publication date Feb 23, 2012
- Taku AMADA
- G02 - OPTICS
Information Patent Application
OPTICAL SCANNING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20110310450
- Publication date Dec 22, 2011
- Taku AMADA
- G02 - OPTICS
Information Patent Application
OPTICAL SCANNING APPARATUS AND IMAGE FORMING APPARATUS
- Publication number 20090323147
- Publication date Dec 31, 2009
- TAKU AMADA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Holding mechanism for long length optical element, optical scanning...
- Publication number 20090059335
- Publication date Mar 5, 2009
- Taku Amada
- G02 - OPTICS
Information Patent Application
Light source unit, optical scan apparatus, and image formation appa...
- Publication number 20090060583
- Publication date Mar 5, 2009
- Taku Amada
- G02 - OPTICS
Information Patent Application
Light source unit, optical scan apparatus, and image formation appa...
- Publication number 20090052944
- Publication date Feb 26, 2009
- Nobuaki Kubo
- G02 - OPTICS
Information Patent Application
LIGHT SOURCE DEVICE, OPTICAL SCANNING DEVICE, AND IMAGE FORMING APP...
- Publication number 20080239433
- Publication date Oct 2, 2008
- Taku AMADA
- G02 - OPTICS
Information Patent Application
Optical scanning apparatus, an image formation apparatus, and a pha...
- Publication number 20080204852
- Publication date Aug 28, 2008
- Taku Amada
- G02 - OPTICS
Information Patent Application
OPTICAL SCANNING DEVICE, IMAGE FORMING APPARATUS AND LIQUID CRYSTAL...
- Publication number 20080170282
- Publication date Jul 17, 2008
- Taku Amada
- G02 - OPTICS
Information Patent Application
OPTICAL SCANNING APPARATUS, ILLUMINANT APPARATUS AND IMAGE FORMING...
- Publication number 20080117487
- Publication date May 22, 2008
- Taku Amada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL SCANNING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20080069585
- Publication date Mar 20, 2008
- Taku Amada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MULTI-BEAM PITCH ADJUSTING APPARATUS AND IMAGE FORMING APPARATUS
- Publication number 20070189008
- Publication date Aug 16, 2007
- Taku Amada
- G02 - OPTICS
Information Patent Application
LIGHT SCANNING APPARATUS HAVING A LIQUID CRYSTAL DEFLECTOR AND IMAG...
- Publication number 20070097474
- Publication date May 3, 2007
- Taku Amada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical scanning device, image forming apparatus, and liquid crysta...
- Publication number 20070081152
- Publication date Apr 12, 2007
- Taku Amada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Scanning optical system, optical scanning device, and image forming...
- Publication number 20060238845
- Publication date Oct 26, 2006
- Hiromichi Atsuumi
- G02 - OPTICS
Information Patent Application
Optical scanner and image forming apparatus
- Publication number 20060232660
- Publication date Oct 19, 2006
- Tomohiro Nakajima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Image forming system employing effective optical scan-line control...
- Publication number 20060209166
- Publication date Sep 21, 2006
- Mitsuo Suzuki
- G02 - OPTICS
Information Patent Application
Optical-element holding device, method of adjusting shape of optica...
- Publication number 20060132880
- Publication date Jun 22, 2006
- Taku Amada
- G02 - OPTICS
Information Patent Application
Optical scanning device, image forming apparatus and liquid crystal...
- Publication number 20050179971
- Publication date Aug 18, 2005
- Taku Amada
- G02 - OPTICS
Information Patent Application
Optical scanning apparatus, image forming apparatus, and beam posit...
- Publication number 20050024479
- Publication date Feb 3, 2005
- Akihisa Itabashi
- G02 - OPTICS
Information Patent Application
Light scanning apparatus and image forming apparatus
- Publication number 20040057096
- Publication date Mar 25, 2004
- Taku Amada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical scanner and image forming apparatus
- Publication number 20040036936
- Publication date Feb 26, 2004
- Tomohiro Nakajima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Optical scanning apparatus, illuminant apparatus and image forming...
- Publication number 20040032631
- Publication date Feb 19, 2004
- Taku Amada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Image forming system employing effective optical scan-line control...
- Publication number 20030156310
- Publication date Aug 21, 2003
- Mitsuo Suzuki
- G02 - OPTICS
Information Patent Application
Multi-beam pitch adjusting apparatus and image forming apparatus
- Publication number 20030025782
- Publication date Feb 6, 2003
- Taku Amada
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Multi-beam scanning device
- Publication number 20020149666
- Publication date Oct 17, 2002
- Taku Amada
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Multi-beam light source device and multi-beam scanning apparatus us...
- Publication number 20020001118
- Publication date Jan 3, 2002
- Ricoh Company, Ltd.
- Tomohiro Nakajima
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Person

Patents Grantslast 30 patents

Positional change measurement device, positional change measurement...

Optical scanning device and image forming apparatus in which a plur...

Optical scanning device and image forming apparatus

Flow guide for optical scanning device and image forming apparatus

Holding mechanism for long length optical element, optical scanning...

Optical scanning device and image forming apparatus

Optical scanning apparatus, an image formation apparatus, and a pha...

Optical scanning apparatus and image forming apparatus

Image forming system employing effective optical scan-line control...

Optical scanning device, image forming apparatus, and liquid crysta...

Light source device, optical scanning device, and image forming app...

Light source unit, optical scan apparatus, and image formation appa...

Image forming system employing effective optical scan-line control...

Optical scanning device, image forming apparatus and liquid crystal...

Light source unit, optical scan apparatus, and image formation appa...

Optical scanning apparatus, illuminant apparatus and image forming...

Optical-element holding device, method of adjusting shape of optica...

Optical scanner and image forming apparatus

Optical scanner and image forming apparatus

Light scanning apparatus having a liquid crystal deflector and imag...

Multi-beam pitch adjusting apparatus and image forming apparatus

Optical scanning apparatus, image forming apparatus, and beam posit...

Optical scanning device, image forming apparatus and liquid crystal...

Optical scanning apparatus, illuminant apparatus and image forming...

Multi-beam pitch adjusting apparatus and image forming apparatus

Light scanning apparatus having a liquid crystal deflector and imag...

Image forming system employing effective optical scan-line control...

Multi-beam scanning device

Multi-beam light source device and multi-beam scanning apparatus us...

Optical write apparatus with an operation for even charging of phot...

Patents Applicationslast 30 patents

DISTANCE MEASUREMENT APPARATUS AND DISTANCE MEASUREMENT SYSTEM

POSITIONAL CHANGE MEASUREMENT DEVICE, POSITIONAL CHANGE MEASUREMENT...

OPTICAL SCANNING DEVICE AND IMAGE FORMING APPARATUS

OPTICAL SCANNING DEVICE AND IMAGE FORMING APPARATUS

OPTICAL SCANNING DEVICE AND IMAGE FORMING APPARATUS

OPTICAL SCANNING APPARATUS AND IMAGE FORMING APPARATUS

Holding mechanism for long length optical element, optical scanning...

Light source unit, optical scan apparatus, and image formation appa...

Light source unit, optical scan apparatus, and image formation appa...

LIGHT SOURCE DEVICE, OPTICAL SCANNING DEVICE, AND IMAGE FORMING APP...

Optical scanning apparatus, an image formation apparatus, and a pha...

OPTICAL SCANNING DEVICE, IMAGE FORMING APPARATUS AND LIQUID CRYSTAL...

OPTICAL SCANNING APPARATUS, ILLUMINANT APPARATUS AND IMAGE FORMING...

OPTICAL SCANNING DEVICE AND IMAGE FORMING APPARATUS

MULTI-BEAM PITCH ADJUSTING APPARATUS AND IMAGE FORMING APPARATUS

LIGHT SCANNING APPARATUS HAVING A LIQUID CRYSTAL DEFLECTOR AND IMAG...

Optical scanning device, image forming apparatus, and liquid crysta...

Scanning optical system, optical scanning device, and image forming...

Optical scanner and image forming apparatus

Image forming system employing effective optical scan-line control...

Optical-element holding device, method of adjusting shape of optica...

Optical scanning device, image forming apparatus and liquid crystal...

Optical scanning apparatus, image forming apparatus, and beam posit...

Light scanning apparatus and image forming apparatus

Optical scanner and image forming apparatus

Optical scanning apparatus, illuminant apparatus and image forming...

Image forming system employing effective optical scan-line control...

Multi-beam pitch adjusting apparatus and image forming apparatus

Multi-beam scanning device

Multi-beam light source device and multi-beam scanning apparatus us...