Minoru Akatsuka

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Liquid crystal display device
- Patent number 5,923,392
- Issue date Jul 13, 1999
- Asahi Glass Company Ltd.
- Minoru Akatsuka
- G02 - OPTICS
Information Patent Grant
Liquid crystal display device having birefringent films with n.sub....
- Patent number 5,650,833
- Issue date Jul 22, 1997
- Asahi Glass Company Ltd.
- Minoru Akatsuka
- G02 - OPTICS
Information Patent Grant
Liquid crystal display device having light shielding film and biref...
- Patent number 5,523,867
- Issue date Jun 4, 1996
- Asahi Glass Company Ltd.
- Minoru Akatsuka
- G02 - OPTICS
Information Patent Grant
Liquid crystal display device using uniaxial birefringent films for...
- Patent number 5,406,396
- Issue date Apr 11, 1995
- Asahi Glass Company Ltd.
- Minoru Akatsuka
- G02 - OPTICS
Information Patent Grant
Liquid crystal display device with biaxial birefringent plates and...
- Patent number 5,369,513
- Issue date Nov 29, 1994
- Asahi Glass Company, Ltd.
- Minoru Akatsuka
- G02 - OPTICS
Information Patent Grant
Liquid crystal display device having biaxial birefringent plates at...
- Patent number 5,194,975
- Issue date Mar 16, 1993
- Asahi Glass Company Ltd.
- Minoru Akatsuka
- G02 - OPTICS
Information Patent Grant
Plural layer liquid crystal display device for a high density display
- Patent number 5,136,406
- Issue date Aug 4, 1992
- Asahi Glass Company Ltd.
- Kazunori Kato
- G02 - OPTICS
Information Patent Grant
Liquid crystal optical device using U.V.-cured polymer dispersions...
- Patent number 4,818,070
- Issue date Apr 4, 1989
- Asahi Glass Company Ltd.
- Tomoki Gunjima
- G02 - OPTICS

Minoru Akatsuka

Person

Patents Grantslast 30 patents

Liquid crystal display device

Liquid crystal display device having birefringent films with n.sub....

Liquid crystal display device having light shielding film and biref...

Liquid crystal display device using uniaxial birefringent films for...

Liquid crystal display device with biaxial birefringent plates and...

Liquid crystal display device having biaxial birefringent plates at...

Plural layer liquid crystal display device for a high density display

Liquid crystal optical device using U.V.-cured polymer dispersions...