Inventor · Plymouth, GB

Alan Malvern

37Patents
12h-index
15Co-inventors
78Inventor score

Filing activity: Jan 15, 1982 → Feb 5, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US5009505A Optical sensor for determining changes in a dimension and/or a temperature of an object Physics 31 Expired
US5459575A Laser fiber optic gyroscope having phase modulation Physics 28 Expired
US6417507B1 Modulated fibre bragg grating strain gauge assembly for absolute gauging of strain Physics 19 Expired
US7267006B2 Accelerometer Physics 16 Expired
US4632555A Ring laser gyroscopes Electricity 16 Expired
US5909273A Fiber optic interferometric strain gauge assembly using an intensity ratio Physics 15 Expired
US8347718B2 Angular velocity sensors Physics 14 Active
US5090810A Ring resonator gyroscope controlling two servo control loops based on the output of a single Interference detector Physics 14 Expired
US6631643B2 Accelerometer Physics 14 Expired
US5141315A Ring resonator gyro Physics 13 Expired
US7047808B2 Accelerometer Physics 13 Expired
US5038618A Measurement of distortion Physics 12 Expired
US5610714A Optical gyroscope Physics 10 Expired
US4820008A Integrated optics ring resonator Emerging Cross-Sectional Technologies 9 Expired
US5137356A Fiber optic resonator interferometer gyroscope having a resonator loop formed of two coupled lengths of optical fiber Physics 7 Expired
US4815321A Movement sensing Physics 6 Expired
US5465150A Optical fiber gyroscope sensing coil having a reduced sensitivity to temperature variations occurring therein Physics 5 Expired
US5098188A Method and apparatus for eliminating Kerr effects in a ring gyro Physics 4 Expired
US4969157A Ring laser gyroscope with hollow cathode having frusto-ellipsoidal surface Electricity 4 Expired
US7120548B2 Method of calibrating bias drift with temperature for a vibrating structure gyroscope Physics 3 Expired
US5136668A Fibre optic gyroscopes Physics 3 Expired
US5650849A Optical rate sensor having modulated clockwise and counterclockwise beams Physics 2 Expired
US9476907B2 Variable capacitance accelerometer with meandering flexures Physics 2 Active
US9201091B2 Accelerometer control systems Physics 1 Active
US11041724B2 Navigation system Physics 1 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.