Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6655640 | Control, sound, and operating system for model trains | Michael Paul Wolf, David L. Krebiehl, Stanley K. Sasaki | 2003-12-02 |
| 6619594 | Control, sound, and operating system for model trains | Michael Paul Wolf, David L. Krebiehl, Stanley K. Sasaki, Scott B. Long | 2003-09-16 |
| 6542611 | Multi-state echo suppressor | Eric B. Lane, Stan Sasaki | 2003-04-01 |