Computer graphics processing and selective visual display system – Display peripheral interface input device – Cursor mark position control device
Reexamination Certificate
2007-02-13
2007-02-13
Hjerpe, Richard (Department: 2629)
Computer graphics processing and selective visual display system
Display peripheral interface input device
Cursor mark position control device
C345S180000, C353S034000, C348S744000
Reexamination Certificate
active
10085732
ABSTRACT:
A projection surface on which a predetermined projection image is projected is provided; a writing surface on which an image can be drawn directly in a superimposing manner with a projection image displayed on the projection surface is provided; and a photography part photographing an image drawn on the writing surface by means of an image-pickup part comprising two-dimensionally-disposed pixels is provided.
REFERENCES:
patent: 5504544 (1996-04-01), Dreyer et al.
patent: 5826962 (1998-10-01), Rodriguez, Jr.
patent: 5902968 (1999-05-01), Sato et al.
patent: 5970260 (1999-10-01), Nakayama et al.
patent: 5981884 (1999-11-01), Sato et al.
patent: 6084577 (2000-07-01), Sato et al.
patent: 6084939 (2000-07-01), Tamura
patent: 6118516 (2000-09-01), Irie et al.
patent: 6141107 (2000-10-01), Nishi et al.
patent: 6229102 (2001-05-01), Sato et al.
patent: 6252707 (2001-06-01), Kleinberger et al.
patent: 6332684 (2001-12-01), Shibatani et al.
patent: 6388654 (2002-05-01), Platzker et al.
patent: 6707444 (2004-03-01), Hendriks et al.
patent: 3-43726 (1991-02-01), None
patent: 04-181857 (1992-06-01), None
patent: 6-347898 (1994-12-01), None
patent: 8-160539 (1996-06-01), None
patent: 10-297166 (1998-11-01), None
Kitaguchi Takashi
Kitazawa Tomofumi
Sasaki Saburo
Abdulselam Abbas I.
Hjerpe Richard
Oblon & Spivak, McClelland, Maier & Neustadt P.C.
Ricoh & Company, Ltd.
LandOfFree
Projection-type display device and software program does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Projection-type display device and software program, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Projection-type display device and software program will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3859273