Sang K. Sheem

Person

Alameda County, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Low-cost fiber optic pressure sensor
- Patent number 6,738,537
- Issue date May 18, 2004
- The Regents of the University of California
- Sang K. Sheem
- G01 - MEASURING TESTING
Information Patent Grant
Low-cost fiber optic pressure sensor
- Patent number 6,597,820
- Issue date Jul 22, 2003
- The Regents of the University of California
- Sang K. Sheem
- G01 - MEASURING TESTING
Information Patent Grant
Face-lock interconnection means for optical fibers and other optica...
- Patent number 5,633,968
- Issue date May 27, 1997
- Sang K. Sheem
- G02 - OPTICS
Information Patent Grant
Micromachined holes for optical fiber connection
- Patent number 5,550,942
- Issue date Aug 27, 1996
- Sang K. Sheem
- G02 - OPTICS
Information Patent Grant
Optical fiber interconnections using self-aligned core-extensions
- Patent number 5,515,464
- Issue date May 7, 1996
- Sang K. Sheem
- G02 - OPTICS
Information Patent Grant
Optical fiber coupler with overlapping core-extensions, and manufac...
- Patent number 5,287,424
- Issue date Feb 15, 1994
- Sang K. Sheem
- G02 - OPTICS
Information Patent Grant
Laser having a substantially planar waveguide
- Patent number 4,791,648
- Issue date Dec 13, 1988
- Amoco Corporation
- Bruce A. Vojak
- G02 - OPTICS
Information Patent Grant
Game toy
- Patent number 4,681,325
- Issue date Jul 21, 1987
- Sang K. Sheem
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Single mode operation with non-single mode optical fiber transmissi...
- Patent number 4,641,914
- Issue date Feb 10, 1987
- Rockwell International Corporation
- Sang K. Sheem
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical fiber attenuator and method of fabrication
- Patent number 4,639,078
- Issue date Jan 27, 1987
- Rockwell International Corporation
- Sang K. Sheem
- G02 - OPTICS
Information Patent Grant
Fiber optic interferometer using two wavelengths or variable wavele...
- Patent number 4,552,457
- Issue date Nov 12, 1985
- Thomas G. Giallorenzi
- G01 - MEASURING TESTING
Information Patent Grant
Optical transmitter with light source and optical amplifier combina...
- Patent number 4,507,775
- Issue date Mar 26, 1985
- Rockwell International Corporation
- Sang K. Sheem
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wavelength multiplexer-demultiplexer
- Patent number 4,483,582
- Issue date Nov 20, 1984
- The United States of America as represented by the Secretary of the Navy
- Sang K. Sheem
- G02 - OPTICS
Information Patent Grant
Optical rotation-sensing interferometer with (3.times.3)-(2.times.2...
- Patent number 4,479,715
- Issue date Oct 30, 1984
- Sang K. Sheem
- G02 - OPTICS
Information Patent Grant
Optical fiber gyroscope with (3.times.3) directional coupler
- Patent number 4,440,498
- Issue date Apr 3, 1984
- The United States of America as represented by the Secretary of the Navy
- Sang K. Sheem
- G01 - MEASURING TESTING
Information Patent Grant
Optical gyroscope with time dependent wavelength
- Patent number 4,408,882
- Issue date Oct 11, 1983
- The United States of America as represented by the Secretary of the Navy
- Sang K. Sheem
- G01 - MEASURING TESTING
Information Patent Grant
Optical fiber-to-fiber evanescent field coupler
- Patent number 4,264,126
- Issue date Apr 28, 1981
- Sang K. Sheem
- G02 - OPTICS
Information Patent Grant
Electrooptically balanced alternating .DELTA..beta. switch
- Patent number 4,262,993
- Issue date Apr 21, 1981
- The United States of America as represented by the Secretary of the Navy
- William K. Burns
- G02 - OPTICS
Information Patent Grant
Electro-optically balanced multi-piece optical waveguides
- Patent number 4,262,994
- Issue date Apr 21, 1981
- Sang K. Sheem
- G02 - OPTICS
Information Patent Grant
End-butt optical fiber coupler
- Patent number 4,217,032
- Issue date Aug 12, 1980
- Sang K. Sheem
- G02 - OPTICS
Information Patent Grant
Missile launching device combined with target
- Patent number 4,166,618
- Issue date Sep 4, 1979
- Sang K. Sheem
- F42 - AMMUNITION BLASTING
Information Patent Grant
Two dimensional distributed feedback devices and lasers
- Patent number 3,970,959
- Issue date Jul 20, 1976
- The Regents of the University of California
- Shyh Wang
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Asian fast-food packs embodied by its accompanying cooked rice, and...
- Publication number 20060165852
- Publication date Jul 27, 2006
- Sang K. Sheem
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information Patent Application
'Helping -cart' for assisting store customers
- Publication number 20050062247
- Publication date Mar 24, 2005
- Sang K. Sheem
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
Frontal extraction means for a vending machine
- Publication number 20050040180
- Publication date Feb 24, 2005
- Sang K. Sheem
- G07 - CHECKING-DEVICES
Information Patent Application
Vending machine with a ' Walking Item-Selector', and methods of usi...
- Publication number 20040158352
- Publication date Aug 12, 2004
- Sang K. Sheem
- G07 - CHECKING-DEVICES
Information Patent Application
Method of selling controlled items through vending machines
- Publication number 20040143445
- Publication date Jul 22, 2004
- Sang K. Sheem
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Means of item-retrieval from a display hook and method of using it
- Publication number 20040094562
- Publication date May 20, 2004
- Sang K. Sheem
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
Intrusion-proof self-service vending facility
- Publication number 20040074914
- Publication date Apr 22, 2004
- Sang K. Sheem
- G07 - CHECKING-DEVICES
Information Patent Application
Low-cost fiber optic pressure sensor
- Publication number 20030206677
- Publication date Nov 6, 2003
- The Regents of the University of California.
- Sang K. Sheem
- G02 - OPTICS
Information Patent Application
Savings plan and insurance policy for it for after-life private web...
- Publication number 20020116230
- Publication date Aug 22, 2002
- Sang K. Sheem
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Fund management system and method for maintaining a private web sit...
- Publication number 20020116306
- Publication date Aug 22, 2002
- Sang K. Sheem
- G06 - COMPUTING CALCULATING COUNTING

Sang K. Sheem

Person

Patents Grantslast 30 patents

Low-cost fiber optic pressure sensor

Low-cost fiber optic pressure sensor

Face-lock interconnection means for optical fibers and other optica...

Micromachined holes for optical fiber connection

Optical fiber interconnections using self-aligned core-extensions

Optical fiber coupler with overlapping core-extensions, and manufac...

Laser having a substantially planar waveguide

Game toy

Single mode operation with non-single mode optical fiber transmissi...

Optical fiber attenuator and method of fabrication

Fiber optic interferometer using two wavelengths or variable wavele...

Optical transmitter with light source and optical amplifier combina...

Wavelength multiplexer-demultiplexer

Optical rotation-sensing interferometer with (3.times.3)-(2.times.2...

Optical fiber gyroscope with (3.times.3) directional coupler

Optical gyroscope with time dependent wavelength

Optical fiber-to-fiber evanescent field coupler

Electrooptically balanced alternating .DELTA..beta. switch

Electro-optically balanced multi-piece optical waveguides

End-butt optical fiber coupler

Missile launching device combined with target

Two dimensional distributed feedback devices and lasers

Patents Applicationslast 30 patents

Asian fast-food packs embodied by its accompanying cooked rice, and...

'Helping -cart' for assisting store customers

Frontal extraction means for a vending machine

Vending machine with a ' Walking Item-Selector', and methods of usi...

Method of selling controlled items through vending machines

Means of item-retrieval from a display hook and method of using it

Intrusion-proof self-service vending facility

Low-cost fiber optic pressure sensor

Savings plan and insurance policy for it for after-life private web...

Fund management system and method for maintaining a private web sit...