Charles P. Ketterer
11Patents
6h-index
22Co-inventors
66Inventor score
Filing activity: Sep 13, 1999 → Jul 25, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6707209B2 | Reduced cogging torque permanent magnet electric machine with rotor having offset sections | Electricity | 55 | Expired |
| US6487769B2 | Method and apparatus for constructing a segmented stator | Emerging Cross-Sectional Technologies | 32 | Expired |
| US6274957A | Reduced size electromagnetic device | Emerging Cross-Sectional Technologies | 26 | Expired |
| US6407474B1 | Reduced size electromagnetic device with a stator winding spacer and an insulator | Emerging Cross-Sectional Technologies | 17 | Expired |
| USD527739S1 | Power steering motor | General | 16 | Expired |
| US7105976B2 | Electric machines and methods related to assembling electric machines | Electricity | 7 | Expired |
| US6737785B2 | Method and apparatus for sealing an inner diameter of a segmented stator | Electricity | 6 | Expired |
| US6188158A | Self-locking retaining member for use in a dynamoelectric device | Electricity | 5 | Expired |
| US7451543B2 | Methods of securing a bearing with an adaptor sleeve within an opening of a housing | Emerging Cross-Sectional Technologies | 1 | Expired |
| US11768019B2 | Controls and related methods for mitigating liquid migration and/or floodback | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US12422177B2 | Mitigating compressor liquid migration and/or floodback using suction temperature sensor and/or liquid level sensor | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.