| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 7 | |
| #2 | Canada | 5 | |
| #3 | EPO (European Patent Office) | 3 | |
| #4 | WIPO (World Intellectual Property Organization) | 2 | |
| #5 | Australia | 1 | |
| #6 | Republic of Korea | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines | |
| #3 | Civil engineering | |
| #4 | Consumer goods | |
| #5 | Measurement | |
| #6 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Accessories for machine tools | |
| #3 | Milling | |
| #4 | Locks | |
| #5 | Hand carried bags | |
| #6 | Measuring length, angles and areas | |
| #7 | Containers for goods storage | |
| #8 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Almblad Robert E | 10 |
| #2 | Heredia George L | 10 |
| #3 | Mueller Mike A | 9 |
| #4 | Piatkowski Peter G | 3 |
| #5 | Almblad Robert | 2 |
| #6 | Neitzke William J | 2 |
| #7 | Almblad Robert A | 2 |
| #8 | Hagen G Lynn | 2 |
| #9 | Heredia George | 2 |
| #10 | Geprge L Heredia | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US5351409A | Key identifier method and apparatus | |
| US5311758A | Key storage tag | |
| US5308360A | Key storage container | |
| US5314274A | Method and apparatus for duplicating keys using tip-referenced alignment between key blank and master key | |
| US5271698A | Key cutting machine with a code selectable key duplicating system | |
| CA2147515A1 | Method and apparatus for aligning and cutting single-sided and double-sided keys |