| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 9 | |
| #2 | United States | 4 | |
| #3 | Brazil | 1 | |
| #4 | China | 1 |
| # | Industry | |
|---|---|---|
| #1 | Control | |
| #2 | Civil engineering | |
| #3 | Transport | |
| #4 | Audio-visual technology | |
| #5 | Environmental technology | |
| #6 | Packaging and shipping | |
| #7 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Time tables | |
| #2 | Hydraulic engineering | |
| #3 | Cycles | |
| #4 | Advertising | |
| #5 | Cranes | |
| #6 | Swimming pools | |
| #7 | Goods for writing upon | |
| #8 | Climate change adaptation technologies | |
| #9 | Reduction of greenhouse gas emissions | |
| #10 | Ships |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hoyeck Ralph H | 12 |
| #2 | Hoyeck Ralph H Somerville Ave | 3 |
| Publication | Filing date | Title |
|---|---|---|
| CA2300311A1 | Reversible flexible wall dams (rfwd) | |
| CA2207167A1 | Air/water tubular units | |
| CA2068201A1 | Ice dams | |
| CA2065624C | Blind folks mobile (bfm) | |
| CA1277834C | Multi perpetual calendars (mpc) | |
| US4906134A | Self supporting flexible wall dams | |
| CA1233447A | Perpetual blind calendar (pbc) | |
| CA1253337A | One letter alphabet (ola) | |
| CA1211100A | Air water cranes | |
| CA1284623C | Canadian flexible reservoirs and conduits |