Naoto Sugawara

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Matrix type display device and display method thereof
- Patent number 7,643,023
- Issue date Jan 5, 2010
- Mitsubishi Electric Corporation
- Masahiro Naito
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Display unit and electronic apparatus with display unit
- Patent number 7,210,836
- Issue date May 1, 2007
- Mitsubishi Denki Kabushiki Kaisha
- Tomohiro Sasagawa
- G02 - OPTICS
Information Patent Grant
Double-sided liquid crystal display device
- Patent number 7,139,053
- Issue date Nov 21, 2006
- Mitsubishi Denki Kabushiki Kaisha
- Akimasa Yuuki
- G02 - OPTICS
Information Patent Grant
Double-side liquid crystal display device and information appliance
- Patent number 7,002,649
- Issue date Feb 21, 2006
- Mitsubishi Denki Kabushiki Kaisha
- Akimasa Yuuki
- G02 - OPTICS
Information Patent Grant
Front light, reflective liquid crystal display device and personal...
- Patent number 6,636,283
- Issue date Oct 21, 2003
- Mitsubishi Denki Kabushiki Kaisha
- Tomohiro Sasagawa
- G02 - OPTICS
Information Patent Grant
Magnetic disk unit and method of manufacture thereof
- Patent number 6,504,667
- Issue date Jan 7, 2003
- Mitsubishi Denki Kabushiki Kaisha
- Naoto Sugawara
- G11 - INFORMATION STORAGE
Information Patent Grant
High density magnetic recording apparatus including a hologram type...
- Patent number 6,128,155
- Issue date Oct 3, 2000
- Mitsubishi Denki Kabushiki Kaisha
- Naoto Sugawara
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording apparatus having a reduced thickness
- Patent number 6,055,122
- Issue date Apr 25, 2000
- Mitsubishi Denki Kabushiki Kaisha
- Naoto Sugawara
- G11 - INFORMATION STORAGE
Information Patent Grant
Reduced profile magnetic head assembly and method of manufacturing...
- Patent number 5,999,498
- Issue date Dec 7, 1999
- Mitsubishi Denki Kabushiki Kaisha
- Seiichi Handa
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head device having increased dimensional accuracy and impr...
- Patent number 5,894,387
- Issue date Apr 13, 1999
- Mitsubishi Denki Kabushiki Kaisha
- Naoto Sugawara
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head device having increased dimensional accuracy and impr...
- Patent number 5,731,938
- Issue date Mar 24, 1998
- Mitsubishi Denki Kabushiki Kaisha
- Naoto Sugawara
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head
- Patent number 5,450,264
- Issue date Sep 12, 1995
- Mitsubishi Denki Kabushiki Kaisha
- Masaru Nishimura
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head device including crosstalk prevention circuit
- Patent number 5,195,003
- Issue date Mar 16, 1993
- Mitsubishi Denki Kabushiki Kaisha
- Masaru Nishimura
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head with contact gap
- Patent number 5,148,343
- Issue date Sep 15, 1992
- Mitsubishi Denki Kabushiki Kaisha
- Naoto Sugawara
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Matrix type display device and display method thereof
- Publication number 20060139359
- Publication date Jun 29, 2006
- Masahiro Naito
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Double-sided liquid crystal display device
- Publication number 20060007372
- Publication date Jan 12, 2006
- Mitsubishi Denki Kabushiki Kaisha
- Akimasa Yuuki
- G02 - OPTICS
Information Patent Application
Display unit and electronic apparatus with display unit
- Publication number 20050276071
- Publication date Dec 15, 2005
- Mitsubishi Denki Kabushiki Kaisha
- Tomohiro Sasagawa
- G02 - OPTICS
Information Patent Application
Double-side display type liquid crystal display device and informat...
- Publication number 20040027513
- Publication date Feb 12, 2004
- Akimasa Yuuki
- G02 - OPTICS
Information Patent Application
Front light, reflective liquid crystal display device and personal...
- Publication number 20010035927
- Publication date Nov 1, 2001
- Tomohiro Sasagawa
- G02 - OPTICS

Naoto Sugawara

Person

Patents Grantslast 30 patents

Matrix type display device and display method thereof

Display unit and electronic apparatus with display unit

Double-sided liquid crystal display device

Double-side liquid crystal display device and information appliance

Front light, reflective liquid crystal display device and personal...

Magnetic disk unit and method of manufacture thereof

High density magnetic recording apparatus including a hologram type...

Magnetic recording apparatus having a reduced thickness

Reduced profile magnetic head assembly and method of manufacturing...

Magnetic head device having increased dimensional accuracy and impr...

Magnetic head device having increased dimensional accuracy and impr...

Magnetic head

Magnetic head device including crosstalk prevention circuit

Magnetic head with contact gap

Patents Applicationslast 30 patents

Matrix type display device and display method thereof

Double-sided liquid crystal display device

Display unit and electronic apparatus with display unit

Double-side display type liquid crystal display device and informat...

Front light, reflective liquid crystal display device and personal...