| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 8 | |
| #2 | Australia | 4 | |
| #3 | EPO (European Patent Office) | 2 | |
| #4 | Spain | 2 | |
| #5 | United Kingdom | 2 | |
| #6 | WIPO (World Intellectual Property Organization) | 2 | |
| #7 | Brazil | 1 | |
| #8 | Canada | 1 | |
| #9 | China | 1 | |
| #10 | Germany | 1 | |
| #11 | France | 1 | |
| #12 | Mexico | 1 | |
| #13 | Portugal | 1 | |
| #14 | Russian Federation | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Telecommunications | |
| #3 | Control | |
| #4 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Convertible vehicles | |
| #2 | Railway shifting | |
| #3 | Alarm systems | |
| #4 | Wireless communication networks | |
| #5 | Vehicle parts | |
| #6 | Radio navigation | |
| #7 | Railway bodies | |
| #8 | Locomotives | |
| #9 | Telephonic communication | |
| #10 | Couplings |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lich Richard L | 12 |
| #2 | Siewert Robert L | 10 |
| #3 | Sheffer Eliezer A | 9 |
| #4 | Evans Robert E | 5 |
| #5 | Erickson Warren R | 4 |
| #6 | Bouchard Paul J | 3 |
| #7 | Merchant Henry L | 1 |
| #8 | Atchley Randal L | 1 |
| #9 | Uorren R Erikson | 1 |
| #10 | Verma Shiv P | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US5844522A | Mobile telephone location system and method | |
| WO9604155A1 | Wireless telephone location system | |
| US5568535A | Alarm system for enclosed area | |
| US5301615A | Railcar moving vehicle having monitored weight transfer process including sensors for sensing transfer of full weight | |
| US5325791A | Coupling means for railcar moving vehicles | |
| US5055851A | Vehicle location system | |
| US4942826A | Vehicle having variable gauge rail wheels | |
| ES2012705A6 | Movable rail motor unit vehicle | |
| US4891650A | Vehicle location system | |
| US4878436A | Railcar moving vehicle |