| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 11 | |
| #2 | Canada | 2 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Machines | |
| #3 | Electrical machinery and energy | |
| #4 | Machine tools | |
| #5 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Elevators and escalators | |
| #2 | Unspecified technologies | |
| #3 | Cutting | |
| #4 | Winches | |
| #5 | Electric motor controls | |
| #6 | Unspecified technologies | |
| #7 | Transport or storage devices | |
| #8 | Ships |
| # | Name | Total Patents |
|---|---|---|
| #1 | Mclauthlin Martin B | 13 |
| #2 | Tylee Arthur K | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US2351060A | Hoisting machine | |
| US2181279A | Ship construction | |
| US2028405A | Elevator apparatus | |
| US1767768A | Car hoisting and dumping apparatus | |
| US1564006A | Machine for cutting sheet material | |
| US1595559A | Elevator-shaft doorlock | |
| US1660390A | Elevator control switch | |
| US1341143A | Selector for automatic hoisting apparatus | |
| US1169174A | Electric driving apparatus. | |
| US872143A | Controlling mechanism for electric motors. | |
| US740166A | Electric hoist. | |
| CA266255A | Sheet cutter | |
| CA428923A | Hoisting machine |