| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 10 | |
| #2 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Agriculture | |
| #2 | Furniture and games | |
| #3 | Packaging and shipping | |
| #4 | Machine tools | |
| #5 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Animal care | |
| #2 | Toys | |
| #3 | Animal catching | |
| #4 | Closing and opening bottles | |
| #5 | Hand-held nailing tools | |
| #6 | Filing and indexing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Schultz Ferdinand H | 11 |
| #2 | Berkemeir Martin H | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1666249A | Bottle opener | |
| US1382560A | Flying-toy gun | |
| US1382559A | Flying toy | |
| US1367100A | Insect-trap | |
| US1276972A | Animal-oiling device. | |
| US1080931A | Stock-feeding device. | |
| US1045198A | Animal-oiling device. | |
| US854110A | Index-machine. | |
| US803629A | Trap. | |
| US899767A | Nailing-machine. | |
| CA283711A | Bottle opener |