| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 5 | |
| #2 | Switzerland | 3 | |
| #3 | Belgium | 1 | |
| #4 | Spain | 1 | |
| #5 | United Kingdom | 1 | |
| #6 | Italy | 1 | |
| #7 | Japan | 1 | |
| #8 | Luxembourg | 1 | |
| #9 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Agriculture | |
| #3 | Foods and drinks | |
| #4 | Machines | |
| #5 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Treating harvested food | |
| #2 | Containers for goods storage | |
| #3 | Packaging | |
| #4 | Transferring liquids | |
| #5 | Foods | |
| #6 | Milling | |
| #7 | Food preservation | |
| #8 | Household appliances |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hengstenberg E | 2 |
| #2 | Hengstenberg Rich | 2 |
| #3 | Hengstenberg Eckart | 1 |
| #4 | Disch Heinrich | 1 |
| #5 | Kurt Hengstenberg | 1 |
| #6 | Hengstenberg Eckhart | 1 |
| #7 | Rich Hengstenberg | 1 |
| Publication | Filing date | Title |
|---|---|---|
| LU81752A1 | Vorrichtung zum blanchieren von sauerkraut | |
| US3130849A | Bottle closure |