-
-
Hybrid intrastromal corneal ring
-
Patent number 6,966,927
-
Issue date Nov 22, 2005
-
Addition Technology, Inc.
-
Thomas A. Silverstrini
-
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
-
Hybrid intrastromal corneal ring
-
Patent number 6,214,044
-
Issue date Apr 10, 2001
-
KeraVision, Inc.
-
Thomas A. Silverstrini
-
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
-
Hybrid intrastromal corneal ring
-
Patent number 5,888,243
-
Issue date Mar 30, 1999
-
Keravision, Inc.
-
Thomas A. Silverstrini
-
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE