Michael J. Shea

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Salem, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Fluorescent lamp with adjustable color temperature
- Patent number 5,852,343
- Issue date Dec 22, 1998
- Matsushita Electric Works Researches and Development Laboratory Inc.
- Jagannathan Ravi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Display lighting with matched narrow band filter and light source
- Patent number 5,690,421
- Issue date Nov 25, 1997
- Matsushita Electric Works R&D Lab
- Michael Joseph Shea
- G02 - OPTICS
Information Patent Grant
High intensity discharge lamp with substantially isothermal arc tube
- Patent number 5,576,592
- Issue date Nov 19, 1996
- Osram Sylvania Inc.
- William D. Koenigsberg
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Compact fluorescent lamp
- Patent number 5,552,666
- Issue date Sep 3, 1996
- Matsushita Electric Works Research and Development Laboratory Inc.
- Michael J. Shea
- H01 - BASIC ELECTRIC ELEMENTS