1
Shankar M V
Ramachandran Gopi Chandran, Madras Venugopal Shankar, Venkatraman Sivaramakrishan, Hari Nadathur Seshadri: Borate phosphor materials for use in lighting applications. Lumination, Fay Sharpe, September 25, 2007: US07274045 (55 worldwide citation)

Boron containing phosphor compositions having the formulas (1) M3Ln2(BO3)4 doped with at least one activator selected from the group of Eu2+, Mn2+, Pb2+, Ce3+, Eu3+, Tb3+, and Bi3+ where M is at least one of Mg, Ca, Sr, Ba, or Zn, and Ln is at least one of Sc, Y, La, Gd, or Lu; (2) M2−xM′x(Al, Ga)2− ...


2
Shankar M V
Dan Hancu, Mukunda Adyam, Emil Radkov, Prasanth Kumar, Anant Achyut Setlur, Alok Mani Srivastava, Holly Ann Comanzo, Gopi Chandran, Madras Venugopal Shankar: Phosphor and blends thereof for use in LEDs. Lumination, Fay Sharpe, March 10, 2009: US07501753 (4 worldwide citation)

Phosphor compositions having the formula EueMmAaGgQqNnXx, where M is at least one of Be, Mg, Ca, Sr, Ba, Cd, Sn, Pb or Zn; A is at least one of B, Al, Ga, In, Bi, Sc, Y, La or a rare earth element other than Eu; G is at least one of Si or Ge; Q is at least one of O, S, and Se; X is at least one of F ...


3
Shankar M V
Gopi Chandran Ramachandran, Alok Mani Srivastava, Timothy John Sommerer, Suchismita Sanyal, Prasanth Kumar Nammalwar, Holly Ann Comanzo, William Winder Beers, Madras Venugopal Shankar: Electrode materials for electric lamps and methods of manufacture thereof. General Electric Company, Mary Louise Gioeni, January 26, 2010: US07652415

An electron emissive material comprises an alkaline earth metal halide composition and operable to emit electrons on excitation. A lamp including an envelope, an electrode including an alkaline earth metal halide electron emissive material and a discharge material, is also disclosed.


4
Dan Hancu, Mukunda Adyam, Emil Radkov, Prasanth Kumar, Anant Achyut Setlur, Alok Mani Srivastava, Holly Ann Comanzo, Gopi Chandran, Madras Venugopal Shankar: Phosphor and blends thereof for use in LEDs. Fay Sharpe Fagan Minnich & Mckee, March 1, 2007: US20070045650-A1

Phosphor compositions having the formula EueMmAaGgQqNnXx, where M is at least one of Be, Mg, Ca, Sr, Ba, Cd, Sn, Pb or Zn; A is at least one of B, Al, Ga, In, Bi, Sc, Y, La or a rare earth element other than Eu; G is at least one of Si or Ge; Q is at least one of O, S, and Se; X is at least one of F ...


5
Gopi Chandran Ramachandran, Alok Mani Srivastava, Timothy John Sommerer, Suchismita Sanyal, Prasanth Kumar Nammalwar, Holly Ann Comanzo, William Winder Beers, Madras Venugopal Shankar: Electrode materials for electric lamps and methods of manufacture thereof. General Electric Company, General Electric Company, Global Research, April 26, 2007: US20070090764-A1

An electron emissive material comprises an alkaline earth metal halide composition and operable to emit electrons on excitation. A lamp including an envelope, an electrode including an alkaline earth metal halide electron emissive material and a discharge material, is also disclosed


6
Ramachandran Gopi Chandran, Dan Hancu, Nadagouda Mallikarjuna, Emil Vergilov Radkov, Anant Achyut Setlur, Venkatraman Sivaramakrishan, Alok Mani Srivastava, Madras Venugopal Shankar: Novel oxynitride phosphors. Scott A McCollister Esq, Fay Sharpe Fagan Minnich & McKee, March 9, 2006: US20060049414-A1

Disclosed are oxynitride and oxide phosphor compositions having various formulations. Also disclosed are phosphor blends of the above phosphors and one or more additional phosphors and light emitting devices incorporating the same. The phosphors and their blends can be used in saturated color light ...


7
Ramachandran Gopi Chandran, Madras Venugopal Shankar, Venkatraman Sivaramakrishan, Hari Nadathur Seshadri: Borate phosphor materials for use in lighting applications. GELcore, Fay Sharpe Fagan Minnich & Mckee, September 21, 2006: US20060208270-A1

Boron containing phosphor compositions having the formulas (1) M3Ln2(BO3)4 doped with at least one activator selected from the group of Eu2+, Mn2+, Pb2+, Ce3+, Eu3+, Tb3+, and Bi3+ where M is at least one of Mg, Ca, Sr, Ba, or Zn, and Ln is at least one of Sc, Y, La, Gd, or Lu; (2) M2−xM′x(Al,Ga)2−y ...


8
Alok Mani Srivastava, Timothy John Sommerer, David John Smith, Joseph Darryl Michael, William Winder Beers, Holly Ann Comanzo, Prasanth Nammalwar Kumar, Gopi Ramachandran, Madras Venugopal Shankar, Ravikumar Hanumantha: Mercury-free discharge compositions and lamps incorporating gallium. General Electric Company, Global Research, June 22, 2006: US20060132043-A1

A mercury-free discharge composition may be provided. The ionizable mercury-free discharge composition may include gallium and a halogen. The composition may be capable of emitting radiation if excited, and the composition may produce a total equilibrium operating pressure less than about 100,000 Pa ...