H. Paul Maruska

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Acton, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Planar technology for producing light-emitting devices
- Patent number 5,998,232
- Issue date Dec 7, 1999
- Implant Sciences Corporation
- H. Paul Maruska
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical heterodyne receiver for fiber optic communications system
- Patent number 5,452,118
- Issue date Sep 19, 1995
- Spire Corporation
- H. Paul Maruska
- G02 - OPTICS
Information Patent Grant
Optoelectronic switching and display device with porous silicon
- Patent number 5,272,355
- Issue date Dec 21, 1993
- Spire Corporation
- Fereydoon Namavar
- H01 - BASIC ELECTRIC ELEMENTS