| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 13 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Textiles and paper | |
| #3 | Machines | |
| #4 | Chemical engineering | |
| #5 | Semiconductors |
| # | Technology | |
|---|---|---|
| #1 | Winches | |
| #2 | Mechanical carpet cleaning | |
| #3 | Unspecified technologies | |
| #4 | Drying solid materials by removing liquid | |
| #5 | Cleaning | |
| #6 | Semiconductor devices | |
| #7 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Metcalf Frederick | 5 |
| #2 | Pfeiffer Benjamin S | 4 |
| #3 | Dalgleish Edmund | 3 |
| #4 | Stephen Chase | 3 |
| #5 | Chase Th Stephen | 2 |
| #6 | Carson John E | 2 |
| #7 | Palm George H | 2 |
| #8 | Pfeiffer Rudolf S | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1820048A | Method of cleaning pile fabrics | |
| US1741755A | Rug-drying machine | |
| US1765610A | Fabric-cleaning machine | |
| US1751681A | Cleaning drier | |
| US1806237A | Carpet cleaning machine | |
| US1768887A | Carpet-cleaning machine | |
| US1110256A | Bottle-handling apparatus. | |
| US1187003A | Bottle positioning and filling apparatus. | |
| US975559A | Winch. | |
| US975558A | Winch. | |
| US788190A | Towing-machine. | |
| US676196A | Towing-machine. | |
| US643331A | Towing-machine. |