| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 8 | |
| #2 | Canada | 5 | |
| #3 | Australia | 1 | |
| #4 | France | 1 | |
| #5 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Furniture and games | |
| #3 | Civil engineering | |
| #4 | Packaging and shipping | |
| #5 | Engines, pumps and turbines | |
| #6 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Scaffolding | |
| #2 | Belts or cables for driving | |
| #3 | Venting or aerating devices | |
| #4 | Chairs and beds | |
| #5 | Kitchen equipment | |
| #6 | Machines for making railways | |
| #7 | Animal care | |
| #8 | Lifting and pushing | |
| #9 | Pumps | |
| #10 | Household appliances |
| # | Name | Total Patents |
|---|---|---|
| #1 | Olson John | 15 |
| #2 | Olson Jordan | 2 |
| #3 | Petzke Bernhard L | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2010065571A1 | Pizza pan with domed center | |
| AU2003217396A1 | Concrete pumping safety valve | |
| US1152206A | Railway-tie and fastener. | |
| US1157324A | Wire-fence stretcher. | |
| US1101088A | Folding garment-hanger. | |
| US1018127A | Lifting-jack. | |
| US987736A | Folding bedstead. | |
| US986747A | Fish-hook. | |
| CA128746A | Fish hook | |
| CA114599A | Wire stretcher | |
| US898500A | Wire-stretcher. | |
| CA367116A | Clamping device | |
| CA202466A | Wire cable splicing machine | |
| CA416990A | Toggle pliers |