Joseph E. Ford
74Patents
29h-index
50Co-inventors
91Inventor score
Filing activity: Mar 2, 1992 → Jun 3, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5943158A | Micro-mechanical, anti-reflection, switched optical modulator array and fabrication method | Physics | 228 | Expired |
| US5433384A | Push button controlled multifunction shower head | Performing Operations; Transporting | 173 | Expired |
| US5745271A | Attenuation device for wavelength multiplexed optical fiber communications | Physics | 137 | Expired |
| USD370052S | Hand held shower head | General | 128 | Expired |
| USD385616S | Wall mounted shower head | General | 123 | Expired |
| USD385947S | Hand held shower head | General | 117 | Expired |
| US5974207A | Article comprising a wavelength-selective add-drop multiplexer | Electricity | 111 | Expired |
| US6002818A | Free-space optical signal switch arrangement | Electricity | 102 | Expired |
| US6204946A | Reconfigurable wavelength division multiplex add/drop device using micromirrors | Electricity | 92 | Expired |
| US5943454A | Freespace optical bypass-exchange switch | Physics | 90 | Expired |
| US5535089A | Ionizer | Electricity | 83 | Expired |
| US5664015A | Shower speaker telephone | Electricity | 82 | Expired |
| US6263127A | Free-space/arrayed-waveguide router | Electricity | 77 | Expired |
| US6307657A | Optomechanical platform | Electricity | 69 | Expired |
| US5621829A | Fiber optic switching device and method using free space scanning | Physics | 58 | Expired |
| US5900983A | Level-setting optical attenuator | Physics | 58 | Expired |
| US6097519A | Fiber optic network using space and wavelength multiplexed data channel arrays | Electricity | 52 | Expired |
| USD374713S | Plug-in ionizer | General | 45 | Expired |
| US9063352B2 | Telescopic contact lens | Physics | 42 | Active |
| US6023361A | Fiber optic network using space and wavelength multiplexed data channel arrays | Electricity | 40 | Expired |
| US5912751A | Fiber optic network using space and wavelength multiplexed data channel arrays | Electricity | 39 | Expired |
| US5625688A | Shower telephone | Electricity | 38 | Expired |
| US5321639A | Dual-scale topology optoelectronic matrix algebraic processing system | Physics | 36 | Expired |
| US6392769B1 | Automatic level control circuit for optical system | Electricity | 34 | Expired |
| US6178033A | Micromechanical membrane tilt-mirror switch | Physics | 34 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.