Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5345690 | Contact probes | David R. McMurtry, Peter G. Lloyd, David Wilson | 1994-09-13 |
| 5127735 | System for measuring the position in space of an object using a light beam | — | 1992-07-07 |
| 5118956 | Touch probe including a waveguide | Christopher Dunning, David Wilson | 1992-06-02 |
| 4932131 | Position determination apparatus | David R. McMurtry, David Wilson | 1990-06-12 |
| 4712065 | Magnetic field sensors, in particular optical fiber magnetometers | Philip Extance, Roger E. Jones | 1987-12-08 |
| 4637071 | Optical actuator | David N. Batchelder, Roger E. Jones, Rosamund C. Neat | 1987-01-13 |
| 4587509 | Hall effect device with overlapping flux concentrators | Philip Extance | 1986-05-06 |
| 4519259 | Vortex shedding fluid flowmeter | Roger James Williamson, David N. Batchelder, Arulanandam M. Prabakaran | 1985-05-28 |
| 4485679 | Fluid flowmeter | Roger James Williamson, David N. Batchelder, Arulanandam M. Prabakaran | 1984-12-04 |
| 4398342 | Method of making a Hall effect device | Peter D. Greene, Edward J. Thrush, David H. Whysall | 1983-08-16 |
| 4372165 | Apparatus for measuring fluid flow | Roger James Williamson | 1983-02-08 |
| 4339661 | Fibre optic transducer | Roger James Williamson | 1982-07-13 |
| 4265535 | Oil-in-water method and detector | — | 1981-05-05 |
| 4201471 | Oil concentration detector | Stephen I. N. Gregorig | 1980-05-06 |