Peter Kenneth Hellier
20Patents
10h-index
16Co-inventors
72Inventor score
Filing activity: Feb 19, 1992 → Jan 31, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5404649A | Touch probe | Emerging Cross-Sectional Technologies | 36 | Expired |
| US5327657A | Touch probe | Emerging Cross-Sectional Technologies | 31 | Expired |
| US5505005A | Touch probe | Physics | 31 | Expired |
| USRE37030E | Touch probe and signal processing circuit therefor | General | 23 | Expired |
| US5435072A | Touch probe and signal processing circuit therefor | Physics | 23 | Expired |
| US5339535A | Touch probe | Physics | 19 | Expired |
| US5323540A | Touch probe | Physics | 18 | Expired |
| US5634280A | Measuring probe | Physics | 12 | Expired |
| US6370788B1 | Probe with vibration damped stylus | Physics | 12 | Expired |
| US7603789B2 | Measurement probe | Physics | 11 | Active |
| US6275053A | Touch probe | Physics | 8 | Expired |
| US7689379B2 | Method of determining measurement probe orientation | Physics | 6 | Active |
| US8676533B2 | Touch trigger measurement probe | Physics | 4 | Active |
| US8464054B2 | Measurement probe systems for co-ordinate positioning apparatus | Electricity | 4 | Active |
| US7765708B2 | Method for measuring an object | Physics | 4 | Active |
| US6776344B2 | Probe signalling | Physics | 3 | Expired |
| US9157722B2 | Touch trigger measurement probe | Physics | 3 | Active |
| US7441707B2 | Probe signalling | Physics | 1 | Expired |
| US8402270B2 | Measurement probe systems for co-ordinate positioning apparatus | General | 0 | Revoked |
| US9121683B2 | Touch trigger measurement probe | General | 0 | Revoked |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.