Patents Assigned to Ellena - Justia Patents Search

Patents Assigned to Ellena

Differential photopolymerization process used for filling a dental cavity and a tool intended for its implementation

Patent number: 5007837

Abstract: The invention relates to a process for filling a cavity within a tooth or mold, and also to a tool intended for the implementation of the process.

Type: Grant

Filed: March 24, 1988

Date of Patent: April 16, 1991

Assignee: Ellena

Inventor: Marc Werly