P

Inventor

TAKAURA ATSUSHI

JP33 patents
⚠️ This page may combine multiple inventors who share the name “TAKAURA ATSUSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

RICOH KK

14 patents
US7048388B2May 23, 2006

Projection optical system, magnification projection optical system, magnification projection apparatus, and image projection apparatus

RICOH KK140 citations99
US7637621B2Dec 29, 2009

Projection optical system, magnification projection optical system, magnification projection apparatus, and image projection apparatus

RICOH KK26 citations96
US7631975B2Dec 15, 2009

Projection optical system, magnification projection optical system, magnification projection apparatus, and image projection apparatus

RICOH KK25 citations96
US7441908B2Oct 28, 2008

Projection optical system, magnification projection optical system, magnification projection apparatus, and image projection apparatus

RICOH KK35 citations96
US7637618B2Dec 29, 2009

Projection optical system, magnification projection optical system, magnification projection apparatus, and image projection apparatus

RICOH KK17 citations93
US7753531B2Jul 13, 2010

Image display apparatus and projection optical system

RICOH KK27 citations92
US7561336B2Jul 14, 2009

Micro-optical device, spatial optical modulator and projector utilizing the micro-optical device

RICOH KK45 citations92
US7322700B2Jan 29, 2008

Image display apparatus

RICOH KK41 citations92
US7646536B2Jan 12, 2010

Reflective screen and display system

RICOH KK10 citations84
US7529032B2May 5, 2009

Projection optical system and image display apparatus

RICOH KK15 citations84
US7125121B2Oct 24, 2006

Image display apparatus

RICOH KK15 citations84
US7336411B2Feb 26, 2008

Spatial light modulator and display device

RICOH KK6 citations63
US7495831B2Feb 24, 2009

Optical device, display device, and three-dimension image display device for changing a polarization state of a light beam in time

RICOH KK2 citations62
US7564508B2Jul 21, 2009

Light path shift device and image display device

RICOH KK0 citations42

RICOH CO LTD

9 patents

TAKAURA ATSUSHI

7 patents

FUJITA KAZUHIRO

1 patent

KUDO KOICHI

1 patent

ABE ISSEI

1 patent