| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 5 | |
| #2 | United States | 3 | |
| #3 | Belgium | 1 | |
| #4 | German Democratic Republic | 1 | |
| #5 | United Kingdom | 1 | |
| #6 | Japan | 1 | |
| #7 | Romania | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Furniture and games | |
| #3 | Consumer goods | |
| #4 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Spraying devices | |
| #2 | Sanitary equipment | |
| #3 | Hairstyling and cosmetic | |
| #4 | Containers for goods storage |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wright Hershel E | 11 |
| #2 | Ford George W Jr | 1 |
| #3 | Wright Hershel Earl | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4531659A | Foam dispensing device air return system | |
| CA1192877A | Foam dispensing device | |
| US4245788A | Dispensing device for fluid material | |
| US4184615A | Foam dispensing device | |
| GB1521432A | Foam dispensing device | |
| CA1058580A | Foam dispenser | |
| CA889926A | Cleaning device | |
| CA830308A | Foam dispensing device |