US 7,348,076 B2
Single crystals and methods for fabricating same
John Walter Locher, Amherst, N.H. (US); Steven Anthony Zanella, Dublin, N.H. (US); Ralph Lampson MacLean, Jr., Manchester, N.H. (US); and Herbert Ellsworth Bates, Amherst, N.H. (US)
Assigned to Saint-Gobain Ceramics & Plastics, Inc., Worcester, Mass. (US)
Filed on Apr. 08, 2004, as Appl. No. 10/820,468.
Prior Publication US 2005/0227117 A1, Oct. 13, 2005
Int. Cl. B32B 9/00 (2006.01)
U.S. Cl. 428—702  [428/220; 428/213; 428/332; 117/922; 117/944] 14 Claims
OG exemplary drawing
 
1. A sapphire single crystal, comprising:
a single crystal sheet having a length, width and thickness, wherein length >width>thickness, the width is not less than about 15 cm, and the thickness is not less than about 0.5 cm.