John D. Griffith
57Patents
12h-index
24Co-inventors
84Inventor score
Filing activity: Sep 30, 1975 → Dec 11, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6585744B1 | Surgical sewing device | Human Necessities | 76 | Expired |
| US5633736A | Scan lens and an optical scanner system incorporating two deflectors | Physics | 54 | Expired |
| US8542287B2 | Dual sensor camera | Physics | 38 | Active |
| US5499069A | Camera system and an optical adapter to reduce image format size | Electricity | 34 | Expired |
| US5835280A | F-.theta. lens | Electricity | 23 | Expired |
| US5743306A | Apparatus and method for loading tufts into a tuft carrier | Textiles; Paper | 18 | Expired |
| US5467491A | Bedding anchor | Emerging Cross-Sectional Technologies | 16 | Expired |
| US7609958B2 | Automatic focus system calibration for image capture systems | Electricity | 14 | Active |
| US4593723A | Heald control apparatus | Electricity | 13 | Expired |
| US6031561A | Printer system having a plurality of light sources of different wavelengths | Electricity | 13 | Expired |
| US9118826B2 | Dual sensor camera | Physics | 12 | Active |
| USD262817S | Manual swimming aid | General | 12 | Expired |
| US7764440B2 | Dual focal length lens system | Physics | 11 | Active |
| US3996971A | Needle loom and method for producing knitted articles | Textiles; Paper | 10 | Expired |
| US5133389A | Solenoid-controlled heald rod system | Textiles; Paper | 10 | Expired |
| US8913145B2 | Dual sensor camera | Physics | 9 | Active |
| US4570683A | Yarn holding device | Textiles; Paper | 9 | Expired |
| US9420190B2 | Dual sensor camera | Physics | 8 | Active |
| US5187951A | Circular knitting machines | Textiles; Paper | 7 | Expired |
| US7573654B2 | Dual focal length lens system | Physics | 7 | Active |
| US5179413A | System for illuminating a linear zone which reduces the effect of light retroflected from outside the zone on the illumination | Physics | 7 | Expired |
| US5703726A | Reverse telephoto lens | Physics | 7 | Expired |
| US4785855A | Weft yarn store for looms having a braking device | Performing Operations; Transporting | 7 | Expired |
| US5012844A | Weft yarn threading device for a jet loom | Textiles; Paper | 6 | Expired |
| US5103876A | Rotatable thread catcher for weft metering device | Performing Operations; Transporting | 6 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.