RENISHAW PLC
561Patents
298Active
561Granted
56Portfolio score
Filing activity: Nov 9, 1983 → May 23, 2023 · 105 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5189806A | Method of and apparatus for scanning the surface of a workpiece | Physics | 219 | Expired |
| US5040306A | Surface-sensing device | Physics | 152 | Expired |
| US5088046A | Mounting for surface-sensing stylus and a method of using said mounting | Physics | 149 | Expired |
| US5270664A | Probe for measuring surface roughness by sensing fringe field capacitance effects | Physics | 143 | Expired |
| US7341577B2 | Implantable drug delivery pump | Human Necessities | 129 | Expired |
| US5084981A | Probe head | Physics | 117 | Expired |
| US5442438A | Spectroscopic apparatus and methods | Physics | 100 | Expired |
| US5689333A | Spectroscopic apparatus and methods | Physics | 96 | Expired |
| US5541730A | Interferometric measuring apparatus for making absolute measurements of distance or refractive index | Physics | 88 | Expired |
| US7351239B2 | Implantable drug delivery pump | Human Necessities | 79 | Active |
| US5088337A | Probe head | Physics | 75 | Expired |
| US5194912A | Raman analysis apparatus | Physics | 75 | Expired |
| US7096077B2 | Tool identification | Emerging Cross-Sectional Technologies | 71 | Expired |
| US6909983B2 | Calibration of an analogue probe | Performing Operations; Transporting | 70 | Expired |
| US6633051B1 | Surface sensing device with optical sensor | Physics | 65 | Expired |
| US7676945B2 | Modular measurement probe | Physics | 61 | Active |
| US5623342A | Raman microscope | Physics | 60 | Expired |
| US4932131A | Position determination apparatus | Physics | 58 | Expired |
| US5125261A | Analogue probe calibration | Physics | 55 | Expired |
| US5006952A | Capacitive transducers | Physics | 51 | Expired |
| US5583443A | Calibration of capacitance probe | Physics | 48 | Expired |
| US8405387B2 | Magnetic encoder scale and reference mark applicator and template | Physics | 47 | Active |
| US5090131A | Position determining apparatus | Physics | 45 | Expired |
| US6470584B1 | Locating arm for a probe on a coordinate positioning machine | Physics | 44 | Expired |
| US5127735A | System for measuring the position in space of an object using a light beam | Physics | 43 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.