P

Inventor

SHUMAN CURTIS A

US13 patents
⚠️ This page may combine multiple inventors who share the name “SHUMAN CURTIS A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DISCOVISION ASS

5 patents
US5568315AOct 22, 1996

Optical beamsplitter

DISCOVISION ASS72 citations95
US5657164AAug 12, 1997

Optical beamsplitter

DISCOVISION ASS16 citations81
US5646778AJul 8, 1997

Optical beamsplitter

DISCOVISION ASS12 citations81
US5771122AJun 23, 1998

Optical beamsplitter

DISCOVISION ASS7 citations73
US5650874AJul 22, 1997

Optical beamsplitter

DISCOVISION ASS5 citations73

APPLIED MAGNETICS CORP

4 patents
US4998011AMar 5, 1991

Flat plate focus sensing apparatus

APPLIED MAGNETICS CORP49 citations92
US5331622AJul 19, 1994

Compact optical head

APPLIED MAGNETICS CORP68 citations91
US5155633AOct 13, 1992

Anamorphic achromatic prism for optical disk heads

APPLIED MAGNETICS CORP61 citations90
US5245174ASep 14, 1993

Focus sensing apparatus utilizing a reflecting surface having variable reflectivity

APPLIED MAGNETICS CORP44 citations88

TAMARACK STORAGE DEVICES INC

1 patent
US5638193AJun 10, 1997

Method and apparatus for azimuthal multiplexing of holograms

TAMARACK STORAGE DEVICES INC38 citations92

MAGNETIC PERIPHERALS INC

1 patent
US4441175AApr 3, 1984

Partial beam focus sensing in an optical recording system

MAGNETIC PERIPHERALS INC22 citations81

SANYO ELECTRIC CO

1 patent
US7149015B2Dec 12, 2006

Obliquity correction scanning using a prism mirror

SANYO ELECTRIC CO5 citations62

INPHASE TECH INC

1 patent
US6825992B2Nov 30, 2004

Single component aspheric apodizer

INPHASE TECH INC4 citations62