Masahiko TOMIKAWA

Person

Kumagaya-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Display device
- Patent number 7,675,681
- Issue date Mar 9, 2010
- Toshiba Matsushita Display Technology Co., Ltd
- Masahiko Tomikawa
- G02 - OPTICS
Information Patent Grant
Reflective display device and prism array sheet
- Patent number 7,151,580
- Issue date Dec 19, 2006
- Sharp Kabushiki Kaisha
- Shun Ueki
- G02 - OPTICS
Information Patent Grant
Reflective display device and prism array sheet
- Patent number 7,019,801
- Issue date Mar 28, 2006
- Sharp Kabushiki Kaisha
- Shun Ueki
- G02 - OPTICS
Information Patent Grant
Luminous display element
- Patent number 6,898,018
- Issue date May 24, 2005
- Sharp Kabushiki Kaisha
- Kiyoshi Minoura
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Reflective display device and retro-reflector used therefor
- Patent number 6,844,956
- Issue date Jan 18, 2005
- Sharp Kabushiki Kaisha
- Kiyoshi Minoura
- G02 - OPTICS
Information Patent Grant
Optical element like corner cube retroreflector and reflective disp...
- Patent number 6,819,507
- Issue date Nov 16, 2004
- Sharp Kabushiki Kaisha
- Kiyoshi Minoura
- G02 - OPTICS
Information Patent Grant
Luminous display element including an optical member for reflecting...
- Patent number 6,787,976
- Issue date Sep 7, 2004
- Sharp Kabushiki Kaisha
- Kiyoshi Minoura
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Display device
- Patent number 6,704,079
- Issue date Mar 9, 2004
- Sharp Kabushiki Kaisha
- Kiyoshi Minoura
- G02 - OPTICS
Information Patent Grant
Reflective display device and retro-reflector used therefor
- Patent number 6,657,766
- Issue date Dec 2, 2003
- Sharp Kabushiki Kaisha
- Kiyoshi Minoura
- G02 - OPTICS
Information Patent Grant
LCD device having electrodes comprising conductive resin or conduct...
- Patent number 6,480,253
- Issue date Nov 12, 2002
- Sharp Kabushiki Kaisha
- Mitsuhiro Shigeta
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
DISPLAY DEVICE
- Publication number 20090116116
- Publication date May 7, 2009
- Masahiko TOMIKAWA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DISPLAY DEVICE
- Publication number 20080186572
- Publication date Aug 7, 2008
- Masahiko TOMIKAWA
- G02 - OPTICS
Information Patent Application
Lens array unit and stereoscopic display apparatus including the same
- Publication number 20080080048
- Publication date Apr 3, 2008
- Tatsuo Saishu
- G02 - OPTICS
Information Patent Application
Reflective display device and prism array sheet
- Publication number 20050213001
- Publication date Sep 29, 2005
- Sharp Kabushiki Kaisha
- Shun Ueki
- G02 - OPTICS
Information Patent Application
Luminous display element
- Publication number 20050006999
- Publication date Jan 13, 2005
- Sharp Kabushiki Kaisha
- Kiyoshi Minoura
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Reflective display device and retro-reflector used therefor
- Publication number 20040085611
- Publication date May 6, 2004
- Sharp Kabushiki Kaisha
- Kiyoshi Minoura
- G02 - OPTICS
Information Patent Application
Optical element like corner cube retroreflector and reflective disp...
- Publication number 20020154408
- Publication date Oct 24, 2002
- Kiyoshi Minoura
- G02 - OPTICS
Information Patent Application
Display device
- Publication number 20020149721
- Publication date Oct 17, 2002
- Kiyoshi Minoura
- G02 - OPTICS
Information Patent Application
Reflective display device and prism array sheet
- Publication number 20020097358
- Publication date Jul 25, 2002
- Shun Ueki
- G02 - OPTICS
Information Patent Application
Luminous display element
- Publication number 20020043931
- Publication date Apr 18, 2002
- Kiyoshi Minoura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Reflective display device and retro-reflector used therefor
- Publication number 20010040717
- Publication date Nov 15, 2001
- Kiyoshi Minoura
- G02 - OPTICS

Masahiko TOMIKAWA

Person

Patents Grantslast 30 patents

Display device

Reflective display device and prism array sheet

Reflective display device and prism array sheet

Luminous display element

Reflective display device and retro-reflector used therefor

Optical element like corner cube retroreflector and reflective disp...

Luminous display element including an optical member for reflecting...

Display device

Reflective display device and retro-reflector used therefor

LCD device having electrodes comprising conductive resin or conduct...

Patents Applicationslast 30 patents

DISPLAY DEVICE

DISPLAY DEVICE

Lens array unit and stereoscopic display apparatus including the same

Reflective display device and prism array sheet

Luminous display element

Reflective display device and retro-reflector used therefor

Optical element like corner cube retroreflector and reflective disp...

Display device

Reflective display device and prism array sheet

Luminous display element

Reflective display device and retro-reflector used therefor