1 result found
Bruce Ha Webster, NY
Professions & Specialties
Metal Stamper • Stamper • Industrial Operator
Experience & Education
United States Patent | Inventor | Appl. No. | Assignee |
---|---|---|---|
#6423478 Jul 23, 2002 Filed: Apr 5, 2000 |
Bruce L. Ha (Webster, NY) | 09/543467 |
Eastman Kodak Company (Rochester, NY) |
International Classification: | G11B 726 | 430321, 430320 |
Patent:
Method of forming a watermark image in a hybrid optical master disc
Abstract:
A method of forming a watermark image in a hybrid optical master disc is disclosed. The method...
Claim:
What is claimed is: 1. A method of forming a watermark image in a hybrid optical master disc for...