| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 4 | |
| #2 | Canada | 2 | |
| #3 | WIPO (World Intellectual Property Organization) | 2 | |
| #4 | Australia | 1 | |
| #5 | Brazil | 1 | |
| #6 | Germany | 1 | |
| #7 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Medical technology | |
| #2 | Machines | |
| #3 | Engines, pumps and turbines | |
| #4 | Measurement | |
| #5 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Diagnosis and surgery | |
| #2 | Unspecified technologies | |
| #3 | Unspecified technologies | |
| #4 | Pumps | |
| #5 | Measuring force, work and fluid pressure | |
| #6 | Nails |
| # | Name | Total Patents |
|---|---|---|
| #1 | Neward Theodore Chester | 10 |
| #2 | Tucker Council A | 1 |
| #3 | Chester Neward Theodore | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA2171324A1 | Vacuum limiter for pump | |
| EP0419024A1 | Manipulable vacuum extractor for children | |
| EP0007702A1 | Apparatus for use in physiological monitoring | |
| US3326260A | Self-locking, self-tapping nut |