| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | Canada | 3 | |
| #3 | EPO (European Patent Office) | 3 | |
| #4 | WIPO (World Intellectual Property Organization) | 3 | |
| #5 | China | 2 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Chemical engineering |
| # | Technology | |
|---|---|---|
| #1 | Electric discharge tubes | |
| #2 | Magnets and transformers | |
| #3 | Separation |
| # | Name | Total Patents |
|---|---|---|
| #1 | Voss Guenter F | 15 |
| #2 | Duryea Anthony N | 6 |
| #3 | Celo Alan B | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2008157907A1 | Permanent magnet having improved field quality and apparatus employing the same | |
| US6815674B1 | Mass spectrometer and related ionizer and methods | |
| US6617576B1 | Cycloidal mass spectrometer with time of flight characteristics and associated method | |
| US6624410B1 | Cycloidal mass spectrometer |