| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 9 | |
| #2 | Canada | 5 | |
| #3 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Furniture and games | |
| #3 | Chemical engineering |
| # | Technology | |
|---|---|---|
| #1 | Containers for goods storage | |
| #2 | Physical training equipment | |
| #3 | Separating solids using liquids |
| # | Name | Total Patents |
|---|---|---|
| #1 | Roberts John G | 14 |
| Publication | Filing date | Title |
|---|---|---|
| CA2646760A1 | Golf ball positioning dispenser for putting practice | |
| US2008274838A1 | Golf ball positioning dispenser for putting practice | |
| GB9721428D0 | Level ladder | |
| US2604979A | Container for razor blades | |
| US2569072A | Razor blade dispenser | |
| US2411669A | Razor blade package | |
| US2303764A | Packaging and dispensing razor blades | |
| US2300596A | Blade package | |
| US2303763A | Razor blade and package | |
| US2287487A | Box for razor blades | |
| CA74207A | Ore concentrator | |
| CA72519A | Boiler scraper | |
| US682749A | Ore-concentrator. | |
| CA398239A | Box for razor blades | |
| CA398238A | Box for razor blades |