| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 36 | |
| #2 | Canada | 3 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Machines | |
| #3 | Mechanical elements | |
| #4 | Chemical engineering | |
| #5 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Railway brakes | |
| #2 | Unspecified technologies | |
| #3 | Vehicle brake control systems | |
| #4 | Nails | |
| #5 | Couplings | |
| #6 | Unspecified technologies | |
| #7 | Railway bodies | |
| #8 | Water treatment | |
| #9 | Separation | |
| #10 | Pipes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Harbert Victor H | 12 |
| #2 | Brown Lloyd J | 12 |
| #3 | William Wright | 6 |
| #4 | Johnson Malcolm S | 3 |
| #5 | Eberman George T | 2 |
| #6 | Strid Sven J | 1 |
| #7 | John Mcmullen | 1 |
| #8 | Adna North Ray | 1 |
| #9 | George Heidman | 1 |
| #10 | Koopmans Lambert C | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1945692A | Brake slack adjuster | |
| US1730367A | Retaining-valve anchor | |
| US1709078A | Draft-gear carrier and center-sill antispreader | |
| US1722755A | Retaining valve anchor | |
| US1768686A | Brake-hanger support | |
| US1772720A | Connecting means for floor racks | |
| US1717027A | Brake-gear mounting | |
| US1701536A | Support for brake hangers | |
| US1713280A | Support for brake hangers | |
| US1705521A | Brake-hanger support | |
| US1705520A | Brake-hanger support | |
| US1691893A | Safety lock | |
| US1705519A | Brake-hanger support | |
| US1605837A | Brake-gear mounting | |
| US1687534A | Brake-gear mounting | |
| US1669921A | Brake-gear housing | |
| US1772702A | Brake-hanger support | |
| US1715023A | Brake-gear mounting | |
| US1718912A | Supporting means for air lines | |
| US1734712A | Brake-hanger support |