John Evan Johnson
11Patents
6h-index
17Co-inventors
55Inventor score
Filing activity: Oct 27, 1995 → Jan 7, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6275317A | Hybrid integration of a wavelength selectable laser source and optical amplifier/modulator | Electricity | 99 | Expired |
| US6162655A | Method of fabricating an expanded beam optical waveguide device | Electricity | 47 | Expired |
| US6233082A | Optical transmitter for WDM systems | Electricity | 26 | Expired |
| US5832014A | Wavelength stabilization in tunable semiconductor lasers | Electricity | 18 | Expired |
| US5719931A | Access code dialing apparatus and method | Electricity | 17 | Expired |
| US6028881A | Wavelength selectable laser source | Electricity | 14 | Expired |
| US6408014B1 | Apparatus and method for stabilizing the frequency of a light source | Electricity | 5 | Expired |
| US6829262B1 | Aging in tunable semiconductor lasers | Electricity | 3 | Expired |
| US6453105B1 | Optoelectronic device with power monitoring tap | Electricity | 3 | Expired |
| US6265237A | In-wafer testing of DFB semiconductor lasers | Electricity | 3 | Expired |
| US6862394B2 | Wavelength tunable laser and method of formation | Electricity | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.