| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 9 | |
| #2 | United States | 2 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Analysing materials | |
| #2 | Electric discharge tubes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ehmann Leslie G | 2 |
| #2 | Perdue Benton L | 2 |
| #3 | Larsen Paul V | 1 |
| #4 | Barber William R Jr | 1 |
| #5 | Hinaga Yasushi | 1 |
| #6 | Vaines Samuel | 1 |
| #7 | Kappler Gilbert O | 1 |
| #8 | Uchiyama Taizo | 1 |
| #9 | Hill George W | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US5569837A | Detector apparatus of desorption gas and method therefore | |
| CA703293A | Dragline bucket trunnion | |
| CA687936A | Tail block for a slusher | |
| CA711851A | Chain fitting | |
| CA845635A | Alloy steel and method | |
| CA853689A | Impact element for a rotary crusher | |
| CA698695A | Wear cap for excavating tooth | |
| CA715062A | Rock crusher | |
| CA772861A | Self-swaging ferrule | |
| CA832298A | Vehicle with boom |