Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8733844 | Lightweight chair | — | 2014-05-27 |
| 6460478 | Rotational molded article and method | — | 2002-10-08 |
| 5960568 | Snap-fit cleats for footwear | Michael Bell | 1999-10-05 |
| D414906 | Portable spike brush stand | Stephen J. Garske | 1999-10-05 |
| D397592 | Golf rake | — | 1998-09-01 |
| 5791586 | Masking device hub providing two position tape support | James D. Cayford, Philip V. Sadrakula, Robert H. Heil | 1998-08-11 |
| 5667626 | Masking device hub providing two position tape support | James D. Cayford, Philip V. Sadrakula, Robert H. Heil | 1997-09-16 |
| 5573098 | Card-activated lock mechanism | — | 1996-11-12 |
| 5018690 | Latch mechanism for a railboard track switch cover | — | 1991-05-28 |
| 4748760 | Electrical noise-making fishing bobber | — | 1988-06-07 |
| 4671475 | Railroad track switch covers and heater | — | 1987-06-09 |
| 4560145 | Air bag jack | — | 1985-12-24 |