| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 27 | |
| #2 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Basic materials chemistry | |
| #2 | Electrical machinery and energy | |
| #3 | Packaging and shipping | |
| #4 | Machines | |
| #5 | Thermal processes | |
| #6 | Transport | |
| #7 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Acetylene production | |
| #2 | Containers for goods storage | |
| #3 | Portable lighting devices | |
| #4 | Spraying devices | |
| #5 | Lighting device details | |
| #6 | Smoking accessories | |
| #7 | Burners | |
| #8 | Guiding railway traffic | |
| #9 | Unspecified technologies | |
| #10 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Baldwin Frederic E | 28 |
| Publication | Filing date | Title |
|---|---|---|
| US1561298A | Closure for collapsible tubes | |
| US1539823A | Collapsible or deformable tube | |
| US1457418A | Closure for fruit and other wide-mouthed jars | |
| US1423593A | Holder for hot-water-bottle stoppers | |
| US1410237A | Bottle or like closure | |
| US1435578A | Carburetor for internal-combustion engines | |
| US1237450A | Miner's gas-lamp. | |
| US1099908A | Lamp. | |
| US1174037A | Acetylene-lamp. | |
| US1174036A | Acetylene-lamp. | |
| US1083427A | Acetylene-lamp. | |
| US1101982A | Miner's lamp. | |
| US1237449A | Miner's lamp. | |
| US1094358A | Miner's lamp. | |
| US1075960A | Non-clogging burner-tip. | |
| US1077582A | Acetylene-gas lamp. | |
| US1066241A | Reflector for gas-lamps. | |
| US1174035A | Miner's gas-burning lamp. | |
| US1083426A | Burner for oil-lamps. | |
| US1174112A | Acetylene-lamp. |