Inventor
SOWA TAKESHI
JP31 patents
⚠️ This page may combine multiple inventors who share the name “SOWA TAKESHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKO EPSON CORP
17 patentsUS7679798B2Mar 16, 2010
Optical scanning device and cover glass cleaning mechanism for optical scanning device
SEIKO EPSON CORP14 citations83
US7733363B2Jun 8, 2010
Line head and image forming device using the same
SEIKO EPSON CORP7 citations73
US7098448B2Aug 29, 2006
Method and apparatus for measuring beam spot of scanning light
SEIKO EPSON CORP8 citations73
US7719560B2May 18, 2010
Line head and imaging apparatus incorporating the same
SEIKO EPSON CORP3 citations63
US6628443B1Sep 30, 2003
Optical scanner
SEIKO EPSON CORP2 citations63
US6621610B2Sep 16, 2003
Light deflective optical system
SEIKO EPSON CORP6 citations63
US8022975B2Sep 20, 2011
Line head and image forming apparatus using the same
SEIKO EPSON CORP6 citations62
US7889222B2Feb 15, 2011
Lens array for a line head, a line head and an image forming apparatus
SEIKO EPSON CORP2 citations62
US7787003B2Aug 31, 2010
Image forming apparatus
SEIKO EPSON CORP4 citations62
US7330295B2Feb 12, 2008
Optical scanning device and cover glass cleaning mechanism for optical scanning device
SEIKO EPSON CORP2 citations62
US8355185B2Jan 15, 2013
Exposure head and image forming apparatus
SEIKO EPSON CORP0 citations52
US7952601B2May 31, 2011
Lens array, exposure head, and image forming apparatus
SEIKO EPSON CORP1 citations52
US7848023B2Dec 7, 2010
Lens array, an exposure head and an image forming apparatus
SEIKO EPSON CORP0 citations52
US10379427B2Aug 13, 2019
Projector and method of driving projector
SEIKO EPSON CORP0 citations42
US7929008B2Apr 19, 2011
Line head and an image forming apparatus
SEIKO EPSON CORP0 citations42
US7385619B2Jun 10, 2008
Image forming apparatus
SEIKO EPSON CORP0 citations41
US9507247B2Nov 29, 2016
Projector
SEIKO EPSON CORP0 citations40
SOWA TAKESHI
7 patentsUS8194112B2Jun 5, 2012
Line head and image forming apparatus
SOWA TAKESHI4 citations62
US8184140B2May 22, 2012
Line head and image forming apparatus
SOWA TAKESHI3 citations62
US8089499B2Jan 3, 2012
Exposure head and an image forming apparatus
SOWA TAKESHI4 citations62
US8089695B2Jan 3, 2012
Line head and image forming apparatus using the same
SOWA TAKESHI4 citations62
US8264510B2Sep 11, 2012
Exposure head and image forming apparatus
SOWA TAKESHI1 citations51
US8179416B2May 15, 2012
Line head and image forming apparatus
SOWA TAKESHI0 citations51
US8085470B2Dec 27, 2011
Line head and an image forming apparatus
SOWA TAKESHI0 citations41
KOIZUMI RYUTA
3 patentsUS8274741B2Sep 25, 2012
Lens array, an exposure head and an image forming apparatus
KOIZUMI RYUTA5 citations60
US8120635B2Feb 21, 2012
Exposure head and an image forming apparatus
KOIZUMI RYUTA2 citations60
US8405700B2Mar 26, 2013
Exposure head and image forming apparatus with light emitting element emitting light forming first and second diagrams having angle
KOIZUMI RYUTA0 citations50