COVENTYA, INC. Patent applications |
Patent application number | Title | Published |
20130175179 | POLYAMINE BRIGHTENING AGENT - A zinc electroplating bath includes zinc ions and a brightening agent. The brightening agent is a polyamine or a mixture of polyamines that include a quaternary ammonium group. | 07-11-2013 |
20120034492 | ELECTROLESS COATED DISKS FOR HIGH TEMPERATURE APPLICATIONS AND METHODS OF MAKING THE SAME - A disk for a hard disk drive is provided. The disk comprises a substrate comprising aluminum, and a coating layer disposed over the substrate. The coating layer comprises an alloy of Ni, X | 02-09-2012 |