| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 27 | |
| #2 | Canada | 14 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Machines | |
| #3 | Consumer goods | |
| #4 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Railway brakes | |
| #3 | Railway bodies | |
| #4 | Ice-boxes | |
| #5 | Locks | |
| #6 | Couplings |
| # | Name | Total Patents |
|---|---|---|
| #1 | O'Connor Arthur F | 19 |
| #2 | O'Connor Raymond C | 5 |
| #3 | Hall William Byron | 4 |
| #4 | O'Connor Arthur Francis | 3 |
| #5 | Edward Zane | 2 |
| #6 | Zane Edward | 2 |
| #7 | Hall William B | 2 |
| #8 | Alex Kearney | 1 |
| #9 | Kuchar Joseph | 1 |
| #10 | Joseph Kuchar | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3169411A | Hand brake mechanism | |
| US2603169A | Floor rack | |
| US2172848A | Hand brake mechanism | |
| US2110927A | Well trap drain for refrigerator cars | |
| US2139536A | Refrigerator car ice basket | |
| US2100349A | Hand brake mechanism | |
| US1976267A | Winding drum for hand brakes | |
| US1921696A | Draft gear support | |
| US1826815A | Hand brake wheel | |
| US1845513A | Hand brake | |
| US1826814A | Refrigerator car | |
| US1798532A | Wire basket bunker for refrigerator cars | |
| US1780765A | Ice bunker for refrigerator cars | |
| US1823570A | Hand brake | |
| US1804225A | Hand brake | |
| US1720142A | Handwheel for brakes | |
| US1743382A | Operating bar for doors | |
| US1701540A | Drop-brake-shaft holding means | |
| US1720078A | Drop brake shaft and mounting therefor | |
| US1720234A | Brake gear mounting |