| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 31 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Machine tools | |
| #3 | Machines | |
| #4 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Rail vehicle suspensions | |
| #2 | Couplings | |
| #3 | Railway brakes | |
| #4 | Unspecified technologies | |
| #5 | Railway bodies | |
| #6 | Making forged metal products | |
| #7 | Vehicle brake control systems | |
| #8 | Making screws | |
| #9 | Shafts | |
| #10 | Punching metal |
| # | Name | Total Patents |
|---|---|---|
| #1 | Buhoup Harry C | 31 |
| #2 | Ritter Gilbert P | 5 |
| Publication | Filing date | Title |
|---|---|---|
| US1129547A | Coupling carrier and centering device. | |
| US1162333A | Coupling-release rigging. | |
| US1093683A | Brake mechanism. | |
| US1081428A | Brake mechanism. | |
| US1021914A | Coupling-release rigging. | |
| US1021913A | Uncoupling device for car-couplings. | |
| US994501A | Car-truck. | |
| US994635A | Car-truck. | |
| US987695A | Car-truck. | |
| US977707A | Car-truck. | |
| US891402A | Car-truck. | |
| US869416A | Side frame for car-trucks. | |
| US859916A | Car construction. | |
| US829502A | Center-bearing for railway-cars. | |
| US824406A | Journal-box. | |
| US803874A | Brake-beam. | |
| US778739A | Car-truck. | |
| US754045A | Car-truck. | |
| US731541A | Brake-beam strut. | |
| US742388A | Brake-beam. |