Hiroyuki Yamamoto

Person

Tenri, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical component and method for producing thick polyimide film
- Patent number 7,251,076
- Issue date Jul 31, 2007
- Sharp Kabushiki Kaisha
- Kuniaki Okada
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical component
- Patent number 6,933,039
- Issue date Aug 23, 2005
- Sharp Kabushiki Kaisha
- Hiroyuki Yamamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Polarizing element and a method for manufacturing the same
- Patent number 6,646,802
- Issue date Nov 11, 2003
- Sharp Kabushiki Kaisha
- Hiroyuki Yamamoto
- G02 - OPTICS
Information Patent Grant
Polarization detection device and method for producing the same
- Patent number 6,166,372
- Issue date Dec 26, 2000
- Sharp Kabushiki Kaisha
- Hiroyuki Yamamoto
- G02 - OPTICS
Information Patent Grant
Waveguide-photodetector, method for producing the same, waveguide u...
- Patent number 6,078,707
- Issue date Jun 20, 2000
- Sharp Kabushiki Kaisha
- Hiroyuki Yamamoto
- G02 - OPTICS
Information Patent Grant
Method for producing tapered waveguide
- Patent number 6,030,540
- Issue date Feb 29, 2000
- Sharp Kabushiki Kaisha
- Hiroyuki Yamamoto
- G02 - OPTICS
Information Patent Grant
Method for producing a photocoupler and a photocoupler produced by...
- Patent number 5,946,433
- Issue date Aug 31, 1999
- Sharp Kabushiki Kaisha
- Hiroyuki Yamamoto
- G02 - OPTICS
Information Patent Grant
Compact optical pickup device with beam splitter
- Patent number 5,726,962
- Issue date Mar 10, 1998
- Sharp Kabushiki Kaisha
- Kuniaki Okada
- G11 - INFORMATION STORAGE
Information Patent Grant
Magneto-optical disk pick-up device having mode splitter using cut...
- Patent number 5,652,737
- Issue date Jul 29, 1997
- Sharp Kabushiki Saisha
- Kohji Minami
- G02 - OPTICS
Information Patent Grant
Optical coupler and method for producing the same
- Patent number 5,652,816
- Issue date Jul 29, 1997
- Sharp Kabushiki Kaisha
- Kohji Minami
- G02 - OPTICS
Information Patent Grant
Method for producing a tapered waveguide
- Patent number 5,576,149
- Issue date Nov 19, 1996
- Sharp Kabushiki Kaisha
- Hiroyuki Yamamoto
- G02 - OPTICS
Information Patent Grant
Mode splitter and a magneto-optical disk pick-up device having the...
- Patent number 5,509,094
- Issue date Apr 16, 1996
- Sharp Kabushiki Kaisha
- Kohji Minami
- G02 - OPTICS
Information Patent Grant
Fiber optic face plate for a seamless modular display
- Patent number 5,502,457
- Issue date Mar 26, 1996
- Sharp Kabushiki Kaisha
- Keiji Sakai
- G02 - OPTICS
Information Patent Grant
Display apparatus having a plurality of display devices
- Patent number 5,465,315
- Issue date Nov 7, 1995
- Sharp Kabushiki Kaisha
- Keiji Sakai
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Pickup device for a magneto-optical information recording system
- Patent number 5,428,584
- Issue date Jun 27, 1995
- Sharp Kabushiki Kaisha
- Yoshio Yoshida
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical information recording and reproducing device
- Patent number 5,428,595
- Issue date Jun 27, 1995
- Sharp Kabushiki Kaisha
- Yoshio Yoshida
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical integrated circuit having light detector
- Patent number 5,410,622
- Issue date Apr 25, 1995
- Sharp Kabushiki Kaisha
- Kuniaki Okada
- G02 - OPTICS
Information Patent Grant
Optical device having two optical waveguides connected and a method...
- Patent number 5,410,623
- Issue date Apr 25, 1995
- Sharp Kabushiki Kaisha
- Kouji Minami
- G02 - OPTICS

Hiroyuki Yamamoto

Person

Patents Grantslast 30 patents

Optical component and method for producing thick polyimide film

Optical component

Polarizing element and a method for manufacturing the same

Polarization detection device and method for producing the same

Waveguide-photodetector, method for producing the same, waveguide u...

Method for producing tapered waveguide

Method for producing a photocoupler and a photocoupler produced by...

Compact optical pickup device with beam splitter

Magneto-optical disk pick-up device having mode splitter using cut...

Optical coupler and method for producing the same

Method for producing a tapered waveguide

Mode splitter and a magneto-optical disk pick-up device having the...

Fiber optic face plate for a seamless modular display

Display apparatus having a plurality of display devices

Pickup device for a magneto-optical information recording system

Optical information recording and reproducing device

Optical integrated circuit having light detector

Optical device having two optical waveguides connected and a method...