Takeshi Sowa

Person

Nagano, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Projector
- Patent number 9,507,247
- Issue date Nov 29, 2016
- Seiko Epson Corporation
- Takeshi Sowa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Exposure head and image forming apparatus with light emitting eleme...
- Patent number 8,405,700
- Issue date Mar 26, 2013
- Seiko Epson Corporation
- Ryuta Koizumi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Exposure head and image forming apparatus
- Patent number 8,355,185
- Issue date Jan 15, 2013
- Seiko Epson Corporation
- Takeshi Sowa
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Lens array, an exposure head and an image forming apparatus
- Patent number 8,274,741
- Issue date Sep 25, 2012
- Seiko Epson Corporation
- Ryuta Koizumi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Exposure head and image forming apparatus
- Patent number 8,264,510
- Issue date Sep 11, 2012
- Seiko Epson Corporation
- Takeshi Sowa
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Line head and image forming apparatus
- Patent number 8,253,767
- Issue date Aug 28, 2012
- Seiko Epson Corporation
- Etsuko Ito
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Line head and image forming apparatus
- Patent number 8,194,112
- Issue date Jun 5, 2012
- Seiko Epson Corporation
- Takeshi Sowa
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Line head and image forming apparatus
- Patent number 8,184,140
- Issue date May 22, 2012
- Seiko Epson Corporation
- Takeshi Sowa
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Line head and image forming apparatus
- Patent number 8,179,416
- Issue date May 15, 2012
- Seiko Epson Corporation
- Takeshi Sowa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Exposure head and an image forming apparatus
- Patent number 8,120,635
- Issue date Feb 21, 2012
- Seiko Epson Corporation
- Ryuta Koizumi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Line head and image forming apparatus using the same
- Patent number 8,089,695
- Issue date Jan 3, 2012
- Seiko Epson Corporation
- Takeshi Sowa
- G02 - OPTICS
Information Patent Grant
Exposure head and an image forming apparatus
- Patent number 8,089,499
- Issue date Jan 3, 2012
- Seiko Epson Corporation
- Takeshi Sowa
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Line head and an image forming apparatus
- Patent number 8,085,470
- Issue date Dec 27, 2011
- Seiko Epson Corporation
- Takeshi Sowa
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Line head and image forming apparatus using the same
- Patent number 8,022,975
- Issue date Sep 20, 2011
- Seiko Epson Corporation
- Takeshi Sowa
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Lens array, exposure head, and image forming apparatus
- Patent number 7,952,601
- Issue date May 31, 2011
- Seiko Epson Corporation
- Ryuta Koizumi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Line head and an image forming apparatus
- Patent number 7,929,008
- Issue date Apr 19, 2011
- Seiko Epson Corporation
- Takeshi Sowa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Lens array for a line head, a line head and an image forming apparatus
- Patent number 7,889,222
- Issue date Feb 15, 2011
- Seiko Epson Corporation
- Ryuta Koizumi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Lens array, an exposure head and an image forming apparatus
- Patent number 7,848,023
- Issue date Dec 7, 2010
- Seiko Epson Corporation
- Ryuta Koizumi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image forming apparatus
- Patent number 7,787,003
- Issue date Aug 31, 2010
- Seiko Epson Corporation
- Takeshi Sowa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Line head and image forming device using the same
- Patent number 7,733,363
- Issue date Jun 8, 2010
- Seiko Epson Corporation
- Takeshi Sowa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Line head and imaging apparatus incorporating the same
- Patent number 7,719,560
- Issue date May 18, 2010
- Seiko Epson Corporation
- Ryuta Koizumi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Optical scanning device and cover glass cleaning mechanism for opti...
- Patent number 7,679,798
- Issue date Mar 16, 2010
- Seiko Epson Corporation
- Takeshi Sowa
- G02 - OPTICS
Information Patent Grant
Image forming apparatus
- Patent number 7,385,619
- Issue date Jun 10, 2008
- Seiko Epson Corporation
- Takeshi Sowa
- G02 - OPTICS
Information Patent Grant
Optical scanning device and cover glass cleaning mechanism for opti...
- Patent number 7,330,295
- Issue date Feb 12, 2008
- Seiko Epson Corporation
- Takeshi Sowa
- G02 - OPTICS
Information Patent Grant
Optical scanning device and image forming apparatus incorporating t...
- Patent number 7,256,918
- Issue date Aug 14, 2007
- Seiko Epson Coporation
- Takeshi Sowa
- G02 - OPTICS
Information Patent Grant
Method and apparatus for measuring beam spot of scanning light
- Patent number 7,098,448
- Issue date Aug 29, 2006
- Seiko Epson Corporation
- Nozomu Inoue
- G01 - MEASURING TESTING
Information Patent Grant
Optical scanner
- Patent number 6,628,443
- Issue date Sep 30, 2003
- Seiko Epson Corporation
- Kyu Takada
- G02 - OPTICS
Information Patent Grant
Light deflective optical system
- Patent number 6,621,610
- Issue date Sep 16, 2003
- Seiko Epson Corporation
- Takeshi Sowa
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
PROJECTOR AND METHOD OF DRIVING PROJECTOR
- Publication number 20190094665
- Publication date Mar 28, 2019
- SEIKO EPSON CORPORATION
- Takeshi SOWA
- G02 - OPTICS
Information Patent Application
PROJECTOR
- Publication number 20150277216
- Publication date Oct 1, 2015
- SEIKO EPSON CORPORATION
- Takeshi SOWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
EXPOSURE HEAD AND IMAGE FORMING APPARATUS
- Publication number 20110242262
- Publication date Oct 6, 2011
- SEIKO EPSON CORPORATION
- Ryuta KOIZUMI
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
EXPOSURE HEAD AND IMAGE FORMING APPARATUS
- Publication number 20110129245
- Publication date Jun 2, 2011
- SEIKO EPSON CORPORATION
- Takeshi SOWA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
EXPOSURE HEAD AND IMAGE FORMING APPARATUS
- Publication number 20110128594
- Publication date Jun 2, 2011
- SEIKO EPSON CORPORATION
- Takeshi SOWA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20110069133
- Publication date Mar 24, 2011
- SEIKO EPSON CORPORATION
- Takeshi SOWA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
EXPOSURE HEAD AND IMAGE FORMING APPARATUS
- Publication number 20110050835
- Publication date Mar 3, 2011
- SEIKO EPSON CORPORATION
- Takeshi SOWA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Lens Array, An Exposure Head and an Image Forming Apparatus
- Publication number 20110043593
- Publication date Feb 24, 2011
- SEIKO EPSON CORPORATION
- Ryuta KOIZUMI
- G02 - OPTICS
Information Patent Application
EXPOSURE HEAD AND IMAGE FORMING APPARATUS
- Publication number 20100321462
- Publication date Dec 23, 2010
- SEIKO EPSON CORPORATION
- Takeshi Sowa
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
EXPOSURE HEAD AND IMAGE FORMING APPARATUS
- Publication number 20100321658
- Publication date Dec 23, 2010
- SEIKO EPSON CORPORATION
- Takeshi Sowa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Line Head and Image Forming Apparatus
- Publication number 20100214389
- Publication date Aug 26, 2010
- SEIKO EPSON CORPORATION
- Etsuko ITO
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Line Head and Image Forming Apparatus
- Publication number 20100208027
- Publication date Aug 19, 2010
- SEIKO EPSON CORPORATION
- Takeshi SOWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Line Head and Image Forming Apparatus
- Publication number 20100202800
- Publication date Aug 12, 2010
- SEIKO EPSON CORPORATION
- Takeshi SOWA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD
- Publication number 20100195164
- Publication date Aug 5, 2010
- SEIKO EPSON CORPORATION
- Toru FUJITA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Line Head and Image Forming Apparatus
- Publication number 20100183336
- Publication date Jul 22, 2010
- SEIKO EPSON CORPORATION
- Takeshi SOWA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Line Head and Image Forming Apparatus
- Publication number 20100183338
- Publication date Jul 22, 2010
- SEIKO EPSON CORPORATION
- Takeshi SOWA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Image Forming Apparatus and Image Forming Method
- Publication number 20100080594
- Publication date Apr 1, 2010
- SEIKO EPSON CORPORATION
- Takeshi SOWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Exposure Head and an Image Forming Apparatus
- Publication number 20090237485
- Publication date Sep 24, 2009
- SEIKO EPSON CORPORATION
- Takeshi SOWA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Lens Array for a Line Head, a Line Head and an Image Forming Apparatus
- Publication number 20090195634
- Publication date Aug 6, 2009
- SEIKO EPSON CORPORATION
- Ryuta KOIZUMI
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Lens Array, Exposure Head, and Image Forming Apparatus
- Publication number 20090189970
- Publication date Jul 30, 2009
- SEIKO EPSON CORPORATION
- Ryuta KOIZUMI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Lens Array, an Exposure Head and an Image Forming Apparatus
- Publication number 20090190228
- Publication date Jul 30, 2009
- SEIKO EPSON CORPORATION
- Ryuta KOIZUMI
- G02 - OPTICS
Information Patent Application
Exposure Head and an Image Forming Apparatus
- Publication number 20090185277
- Publication date Jul 23, 2009
- SEIKO EPSON CORPORATION
- Ryuta KOIZUMI
- G02 - OPTICS
Information Patent Application
Lens Array, Exposure Head, and Image Forming Apparatus
- Publication number 20090185828
- Publication date Jul 23, 2009
- SEIKO EPSON CORPORATION
- Ryuta KOIZUMI
- G02 - OPTICS
Information Patent Application
Line Head and an Image Forming Apparatus
- Publication number 20090185287
- Publication date Jul 23, 2009
- SEIKO EPSON CORPORATION
- Takeshi SOWA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Line Head and an Image Forming Apparatus
- Publication number 20090180193
- Publication date Jul 16, 2009
- SEIKO EPSON CORPORATION
- Takeshi SOWA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Line Head and Image Forming Apparatus Using the Same
- Publication number 20090091611
- Publication date Apr 9, 2009
- SEIKO EPSON CORPORATION
- Takeshi SOWA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Line Head and Image Forming Apparatus Using the Same
- Publication number 20090086328
- Publication date Apr 2, 2009
- SEIKO EPSON CORPORATION
- Takeshi SOWA
- G02 - OPTICS
Information Patent Application
Line Head and Image Forming Device Using the Same
- Publication number 20090066779
- Publication date Mar 12, 2009
- SEIKO EPSON CORPORATION
- Takeshi SOWA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Line Head and Image Forming Apparatus Using the Same
- Publication number 20090052943
- Publication date Feb 26, 2009
- SEIKO EPSON CORPORATION
- Takeshi SOWA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Linehead and Imaging Apparatus Incorporating the Same
- Publication number 20090035020
- Publication date Feb 5, 2009
- SEIKO EPSON CORPORATION
- Takeshi SOWA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Takeshi Sowa

Person

Patents Grantslast 30 patents

Projector

Exposure head and image forming apparatus with light emitting eleme...

Exposure head and image forming apparatus

Lens array, an exposure head and an image forming apparatus

Exposure head and image forming apparatus

Line head and image forming apparatus

Line head and image forming apparatus

Line head and image forming apparatus

Line head and image forming apparatus

Exposure head and an image forming apparatus

Line head and image forming apparatus using the same

Exposure head and an image forming apparatus

Line head and an image forming apparatus

Line head and image forming apparatus using the same

Lens array, exposure head, and image forming apparatus

Line head and an image forming apparatus

Lens array for a line head, a line head and an image forming apparatus

Lens array, an exposure head and an image forming apparatus

Image forming apparatus

Line head and image forming device using the same

Line head and imaging apparatus incorporating the same

Optical scanning device and cover glass cleaning mechanism for opti...

Image forming apparatus

Optical scanning device and cover glass cleaning mechanism for opti...

Optical scanning device and image forming apparatus incorporating t...

Method and apparatus for measuring beam spot of scanning light

Optical scanner

Light deflective optical system

Patents Applicationslast 30 patents

PROJECTOR AND METHOD OF DRIVING PROJECTOR

PROJECTOR

EXPOSURE HEAD AND IMAGE FORMING APPARATUS

EXPOSURE HEAD AND IMAGE FORMING APPARATUS

EXPOSURE HEAD AND IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

EXPOSURE HEAD AND IMAGE FORMING APPARATUS

Lens Array, An Exposure Head and an Image Forming Apparatus

EXPOSURE HEAD AND IMAGE FORMING APPARATUS

EXPOSURE HEAD AND IMAGE FORMING APPARATUS

Line Head and Image Forming Apparatus

Line Head and Image Forming Apparatus

Line Head and Image Forming Apparatus

IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD

Line Head and Image Forming Apparatus

Line Head and Image Forming Apparatus

Image Forming Apparatus and Image Forming Method

Exposure Head and an Image Forming Apparatus

Lens Array for a Line Head, a Line Head and an Image Forming Apparatus

Lens Array, Exposure Head, and Image Forming Apparatus

Lens Array, an Exposure Head and an Image Forming Apparatus

Exposure Head and an Image Forming Apparatus

Lens Array, Exposure Head, and Image Forming Apparatus

Line Head and an Image Forming Apparatus

Line Head and an Image Forming Apparatus

Line Head and Image Forming Apparatus Using the Same

Line Head and Image Forming Apparatus Using the Same

Line Head and Image Forming Device Using the Same

Line Head and Image Forming Apparatus Using the Same

Linehead and Imaging Apparatus Incorporating the Same