Peter D. Johnson
34Patents
15h-index
41Co-inventors
81Inventor score
Filing activity: Oct 23, 1978 → Sep 26, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5373595A | Air support device | Human Necessities | 87 | Expired |
| US4810938A | High efficacy electrodeless high intensity discharge lamp | Electricity | 66 | Expired |
| US6202956A | Dispenser for dispensing toilet tissue from rolls | Human Necessities | 62 | Expired |
| US6321963A | Sheet material dispensing apparatus and method | Emerging Cross-Sectional Technologies | 55 | Expired |
| US5813624A | Apparatus for dispensing toilet tissue from rolls | Human Necessities | 54 | Expired |
| US6685074B2 | Sheet material dispensing apparatus and method | Emerging Cross-Sectional Technologies | 44 | Expired |
| US6412678B2 | Sheet material dispensing apparatus and method | Emerging Cross-Sectional Technologies | 33 | Expired |
| US6287519A | Hand-held vehicle exhaust analyzer | Emerging Cross-Sectional Technologies | 28 | Expired |
| US5993743A | Hand-held vehicle exhaust analyzer | Emerging Cross-Sectional Technologies | 27 | Expired |
| US5437427A | Binocular mounting assembly for astronomical observations | Mechanical Engineering; Lighting; Heating | 23 | Expired |
| US5271304A | Automatic food slicing machine | Emerging Cross-Sectional Technologies | 23 | Expired |
| US5784937A | Three dimensional automatic food slicer | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4262231A | Helical wire coil in solenoidal lamp tip-off region wetted by alloy forming an amalgam with mercury | Electricity | 19 | Expired |
| US4281267A | High intensity discharge lamp with coating on arc discharge tube | Electricity | 16 | Expired |
| US4705987A | Very high efficacy electrodeless high intensity discharge lamps | Electricity | 15 | Expired |
| US4469980A | Fluorescent lamp with non-scattering phosphor | Electricity | 13 | Expired |
| US4581557A | Stabilized high intensity discharge lamp | Electricity | 12 | Expired |
| US5410954A | Three dimensional automatic food slicer | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4489301A | High voltage, high current fuse with combustion assisted operation | Electricity | 11 | Expired |
| US4373391A | Relative humidity sensitive material | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4757236A | High pressure metal halide arc lamp with xenon buffer gas | Electricity | 10 | Expired |
| US4591759A | Ingredients for solenoidal metal halide arc lamps | Electricity | 9 | Expired |
| US4528209A | Use of amalgams in solenoidal electric field lamps | Electricity | 9 | Expired |
| US11106993B1 | Computer systems and methods for computing the ground state of a Fermi-Hubbard Hamiltonian | Performing Operations; Transporting | 7 | Active |
| US4233023A | Photoflash lamp having expandable burning volume | Mechanical Engineering; Lighting; Heating | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.