| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 19 | |
| #2 | United States | 7 | |
| #3 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Civil engineering | |
| #3 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Dredging | |
| #2 | Motor vehicles | |
| #3 | Ships | |
| #4 | Rail vehicle suspensions | |
| #5 | Transport or storage devices | |
| #6 | Railway bodies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Adolf Lange | 2 |
| #2 | Curt Warnatz | 1 |
| #3 | Hermann Runte | 1 |
| #4 | Reimar Dade | 1 |
| #5 | Paul Dopp | 1 |
| #6 | Hinko Fischer | 1 |
| #7 | Karl Zickerow | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1917434A | Barge | |
| GB370657A | Improvements in barges | |
| US1757495A | Tilting barge | |
| US1855839A | Track-chain bogie of carriages | |
| US1763769A | Excavating tool for ditching or dredging machines |