| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 12 | |
| #2 | United States | 3 | |
| #3 | Belgium | 2 | |
| #4 | France | 2 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Environmental technology | |
| #3 | Machines | |
| #4 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Alloys | |
| #2 | Metal tempering | |
| #3 | Earth drilling | |
| #4 | Climate change mitigation in goods production | |
| #5 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Schultz William O | 4 |
| #2 | Carter Clarence J | 3 |
| #3 | Carter C J | 2 |
| #4 | Rostoker William | 2 |
| #5 | Rostoker W | 2 |
| #6 | Cameron Allister Mckenzie | 1 |
| #7 | Hardy Thomas Woodburn | 1 |
| #8 | Davis Roy H | 1 |
| #9 | Orange Verne Campbell | 1 |
| #10 | William Rostoker | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3029171A | Age hardening of stainless steels with niobium silicides | |
| US2591339A | Apparatus for casehardening drill rods | |
| US2424092A | Drill steel rod | |
| CA476233A | Mining steel and methods of processing the same | |
| CA522328A | Exothermic mixture | |
| CA609507A | Shoe collector for cranes | |
| CA611118A | Mailing cover | |
| CA457471A | Drill steel rod | |
| CA459238A | Hawksaw blade | |
| CA492779A | Straightening machine | |
| CA457472A | Saw blade holder | |
| CA476029A | Methods of producing strip steel | |
| CA516899A | Crucible furnace | |
| CA439852A | Forging hammer | |
| CA476028A | Ingot moulds |