Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6423893 | Method and system for electronically creating and publishing music instrument instructional material using a computer network | Christopher Sung | 2002-07-23 |
| 6334584 | Centrifugal fine grinding apparatus | Russell Bauer | 2002-01-01 |