| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 5 | |
| #2 | Canada | 2 | |
| #3 | Australia | 1 | |
| #4 | Belgium | 1 | |
| #5 | Brazil | 1 | |
| #6 | Germany | 1 | |
| #7 | France | 1 | |
| #8 | United Kingdom | 1 | |
| #9 | Italy | 1 | |
| #10 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Water-closets with flushing devices | |
| #2 | Unspecified technologies | |
| #3 | Venting or aerating devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Caron R | 4 |
| #2 | Howard T | 4 |
| #3 | Larson W | 2 |
| #4 | Howard T P | 2 |
| #5 | Caron Roger Paul | 2 |
| #6 | Howard Thomas Patrick | 2 |
| #7 | Larson Wesley S | 1 |
| #8 | Howard Thomas P | 1 |
| #9 | Caron Roger P | 1 |
| #10 | Caron R B | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3817489A | Hydraulic flush tank with improved seating and resealing means | |
| US3820754A | Hydraulic flush tank with improved seating and resealing means | |
| US3817286A | Hydraulic flush tank with improved seating and resealing means | |
| US3820171A | Fluid control mechanism | |
| US3817279A | Fluid control mechanism |