| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 5 | |
| #2 | United States | 5 | |
| #3 | Germany | 4 | |
| #4 | France | 4 | |
| #5 | United Kingdom | 4 | |
| #6 | Australia | 3 | |
| #7 | Belgium | 1 | |
| #8 | EPO (European Patent Office) | 1 | |
| #9 | Spain | 1 | |
| #10 | Italy | 1 | |
| #11 | Mexico | 1 | |
| #12 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Medical technology | |
| #3 | Furniture and games | |
| #4 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Physical therapy devices | |
| #3 | Physical training equipment | |
| #4 | Venting or aerating devices | |
| #5 | Toys | |
| #6 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kawaguchi Hirozumi | 13 |
| #2 | Kawaguchi Mamoru | 8 |
| #3 | Satsu Takehiko | 8 |
| #4 | Kawaguchi M | 2 |
| #5 | Kawaei Co | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP0943307A2 | Health appliance | |
| CA2210074A1 | Quick exhaust valve | |
| AU1822692A | Apparatus for supporting deep breathing and check valve for the same | |
| CA2038606A1 | Apparatus for supporting deep breathing | |
| US5165393A | Deep breathing exercise apparatus | |
| BE900299A | Quick exhaust valve for pressurized blood circulation stimulator. | |
| GB8418045D0 | Rapid exhaust valve for use in blood circulation stimulator |