Eric Udd
54Patents
29h-index
32Co-inventors
88Inventor score
Filing activity: Dec 7, 1978 → Apr 25, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8050523B2 | Optical fiber shape sensing systems | Human Necessities | 151 | Active |
| US5380995A | Fiber optic grating sensor systems for sensing environmental effects | Physics | 101 | Expired |
| US5841131A | Fiber optic pressure transducers and pressure sensing system incorporating same | Physics | 95 | Expired |
| US5397891A | Sensor systems employing optical fiber gratings | Physics | 86 | Expired |
| US5828059A | Transverse strain measurements using fiber optic grating based sensors | Physics | 79 | Expired |
| US4299490A | Phase nulling optical gyro | Physics | 73 | Expired |
| US8515215B2 | Optical fiber shape sensing systems | Human Necessities | 70 | Active |
| US5118931A | Fiber optic microbending sensor arrays including microbend sensors sensitive over different bands of wavelengths of light | Physics | 65 | Expired |
| US8864655B2 | Fiber optic instrument shape sensing system and method | Human Necessities | 63 | Active |
| US5591965A | Multiparameter sensor system using a multiple grating fiber optic birefringent fiber | Physics | 63 | Expired |
| US4588296A | Compact optical gyro | Physics | 62 | Expired |
| US8989528B2 | Optical fiber grating sensors and methods of manufacture | Human Necessities | 61 | Active |
| US4534222A | Fiber-optic seismic sensor | Physics | 59 | Expired |
| US5311592A | Sagnac interferometer based secure communication system | Physics | 54 | Expired |
| US4375680A | Optical acoustic sensor | Physics | 53 | Expired |
| US5627927A | Fiber with multiple overlapping gratings | Physics | 51 | Expired |
| US5636021A | Sagnac/Michelson distributed sensing systems | Physics | 51 | Expired |
| US5694114A | Coherent alarm for a secure communication system | Physics | 51 | Expired |
| US6218661A | Methods and apparatus for mechanically enhancing the sensitivity of transversely loaded fiber optic sensors | Physics | 44 | Expired |
| US5455698A | Secure communication alarm system | Electricity | 41 | Expired |
| US6144026A | Fiber optic grating corrosion and chemical sensor | Physics | 40 | Expired |
| US7038190B2 | Fiber grating environmental sensing system | Physics | 38 | Expired |
| US5046848A | Fiber optic detection system using a Sagnac interferometer | Physics | 38 | Expired |
| US4787741A | Fiber optic sensor | Physics | 37 | Expired |
| US5223967A | Secure communications system | Electricity | 32 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.