Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5812059 | Method and system for improving hand cleanliness | Daniel C. Shaw | 1998-09-22 |
| 5781942 | Wash stations and method of operation | Charles S. Allen, Daniel C. Shaw | 1998-07-21 |