Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D565789 | Ash urn | — | 2008-04-01 |
| D432665 | Canopy structure | Robert G. Chipman, Brian J. Kane | 2000-10-24 |
| D429000 | Canopy | Robert G. Chipman, Brian J. Kane | 2000-08-01 |
| D421132 | Canopy | Robert G. Chipman, Brian J. Kane | 2000-02-22 |
| D420812 | Canopied seating support structure | Robert G. Chipman, Brian J. Kane | 2000-02-22 |
| D420223 | Wall structure | Robert G. Chipman, Brian J. Kane | 2000-02-08 |
| D415573 | Canopied wall structure | Robert G. Chipman, Brian J. Kane | 1999-10-19 |
| D414581 | Ash pan | — | 1999-09-28 |
| D413394 | Canopy | Robert G. Chipman, Brian J. Kane | 1999-08-31 |
| D412993 | Canopied structure | Robert G. Chipman, Brian J. Kane | 1999-08-17 |
| D408323 | Planter | — | 1999-04-20 |
| D408322 | Planter | — | 1999-04-20 |
| D392821 | Bench support base | — | 1998-03-31 |
| D387913 | Picnic table | — | 1997-12-23 |
| D385731 | Table base | — | 1997-11-04 |
| D378965 | Bench | — | 1997-04-29 |
| D366773 | Bench | — | 1996-02-06 |
| D347924 | Ash urn | — | 1994-06-14 |
| D319520 | Trash receptacle | Earl F. Ophoff | 1991-08-27 |