| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 48 | |
| #2 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Machines | |
| #3 | Civil engineering | |
| #4 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Railway bodies | |
| #3 | Vehicle brake control systems | |
| #4 | Couplings | |
| #5 | Railway brakes | |
| #6 | Shafts | |
| #7 | Locks | |
| #8 | Hinges for doors or windows | |
| #9 | Pipes | |
| #10 | Indexing scheme relating to hinges |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hoerr Louis A | 49 |
| Publication | Filing date | Title |
|---|---|---|
| US1526421A | Car-door hanger | |
| US1458413A | Car door | |
| US1382085A | Striking-block for railway-cars | |
| US1167071A | Angle-cock holder. | |
| US1229267A | Carline. | |
| US1167070A | Hinge of flexible material. | |
| US1167069A | Releasing device for car-couplings. | |
| US1156480A | Brake mechanism. | |
| US1149579A | Brake mechanism. | |
| US1167068A | Brake mechanism. | |
| US1094442A | Brake mechanism. | |
| US1156479A | Brake mechanism. | |
| US1111069A | Pipe-hanger. | |
| CA149035A | Pipe hanger | |
| US1060762A | Angle-cock holder for railway-cars. | |
| US1092215A | Slack-adjuster. | |
| US983996A | Brake-rod jaw. | |
| US983901A | Brake-rod jaw. | |
| US1057057A | Pipe-hanger. | |
| US977629A | Brake-rod jaw. |