Leonard V. Dullea

Person

Peabody, MA, US

People

Patents Grantslast 30 patents

Information Patent Grant
UV-emitting phosphor blend and tanning lamp containing same
- Patent number 7,122,952
- Issue date Oct 17, 2006
- Osram Sylvania Inc.
- Arunava Dutta
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
UV-emitting phosphor blend and tanning lamp containing same
- Patent number 6,984,931
- Issue date Jan 10, 2006
- Osram Sylvania Inc.
- Arunava Dutta
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of coating phosphors of fluorescent lamp glass
- Patent number 5,441,774
- Issue date Aug 15, 1995
- Osram Sylvania Inc.
- Arunava Dutta
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Method for coating asymmetric glass envelope for lamp by electrosta...
- Patent number 5,362,524
- Issue date Nov 8, 1994
- GTE Products Corporation
- Arunava Dutta
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for increasing the cohesiveness of powders in fluid beds
- Patent number 5,302,318
- Issue date Apr 12, 1994
- GTE Products Corporation
- Arunava Dutta
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Heat transfer in fluidized bed of cohesive powder
- Patent number 5,277,245
- Issue date Jan 11, 1994
- GTE Products Corp.
- Arunava Dutta
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Method for measuring the fluidity of fluidized beds
- Patent number 5,223,782
- Issue date Jun 29, 1993
- GTE Products Corporation
- Arunava Dutta
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Apparatus for coating small solids
- Patent number 5,198,029
- Issue date Mar 30, 1993
- GTE Products Corporation
- Arunava Dutta
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method for fluidized bed discharge
- Patent number 5,175,942
- Issue date Jan 5, 1993
- GTE Products Corporation
- Arunava Dutta
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method of detecting a degraded phosphor in a lamp phosphor suspension
- Patent number 5,167,982
- Issue date Dec 1, 1992
- GTE Products Corporation
- Arunava Dutta
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Method of reclaiming lamp phosphor
- Patent number 5,160,663
- Issue date Nov 3, 1992
- GTE Products Corporation
- Arunava Dutta
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Method of reducing the degradation of the red phosphor, Y203:EU, in...
- Patent number 5,126,166
- Issue date Jun 30, 1992
- GTE Products Corporation
- Arunava Dutta
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Method for increasing the cohesiveness of powders in fluid beds
- Patent number 5,071,590
- Issue date Dec 10, 1991
- GTE Products Corporation
- Arunava Dutta
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for coating small solids
- Patent number 4,990,371
- Issue date Feb 5, 1991
- GTE Products Corporation
- Arunava Dutta
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Low-pressure arc discharge lamp having parallel discharge tubes wit...
- Patent number 4,530,710
- Issue date Jul 23, 1985
- GTE Products Corporation
- Leonard V. Dullea
- C03 - GLASS MINERAL OR SLAG WOOL

Patents Applicationslast 30 patents

Information Patent Application
UV-emitting phosphors, phosphor blend and lamp containing same
- Publication number 20070069624
- Publication date Mar 29, 2007
- Arunava Dutta
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
UV-emitting phosphor blend and tranning lamp containing same
- Publication number 20040155570
- Publication date Aug 12, 2004
- OSRAM SYLVANIA Inc.
- Arunava Dutta
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
UV-emitting phosphor blend and tanning lamp containing same
- Publication number 20040140754
- Publication date Jul 22, 2004
- OSRAM SYLVANIA Inc.
- Arunava Dutta
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Leonard V. Dullea

Person

Patents Grantslast 30 patents

UV-emitting phosphor blend and tanning lamp containing same

UV-emitting phosphor blend and tanning lamp containing same

Method of coating phosphors of fluorescent lamp glass

Method for coating asymmetric glass envelope for lamp by electrosta...

Method for increasing the cohesiveness of powders in fluid beds

Heat transfer in fluidized bed of cohesive powder

Method for measuring the fluidity of fluidized beds

Apparatus for coating small solids

Method for fluidized bed discharge

Method of detecting a degraded phosphor in a lamp phosphor suspension

Method of reclaiming lamp phosphor

Method of reducing the degradation of the red phosphor, Y203:EU, in...

Method for increasing the cohesiveness of powders in fluid beds

Process for coating small solids

Low-pressure arc discharge lamp having parallel discharge tubes wit...

Patents Applicationslast 30 patents

UV-emitting phosphors, phosphor blend and lamp containing same

UV-emitting phosphor blend and tranning lamp containing same

UV-emitting phosphor blend and tanning lamp containing same