Donald Webster
21Patents
8h-index
3Co-inventors
68Inventor score
Filing activity: Apr 8, 1974 → Apr 16, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4260262A | Grain quality analyzer | Emerging Cross-Sectional Technologies | 84 | Expired |
| US4040747A | Optical analyzer for agricultural products | Emerging Cross-Sectional Technologies | 78 | Expired |
| US4037970A | Optical analyzer for agricultural products | Physics | 61 | Expired |
| US4597792A | Aluminum-based composite product of high strength and toughness | Emerging Cross-Sectional Technologies | 36 | Expired |
| US4443108A | Optical analyzing instrument with equal wavelength increment indexing | Emerging Cross-Sectional Technologies | 34 | Expired |
| US4738535A | Optical instrument employing fiber optics to direct light through tilting filter wheel | Physics | 16 | Expired |
| US5320803A | Process for making aluminum-lithium alloys of high toughness | Chemistry; Metallurgy | 14 | Expired |
| US5477322A | Spectrophotometer with light source in the form of a light emitting diode array | Physics | 10 | Expired |
| US4422760A | Optical analyzing instrument having vibrating trough | Emerging Cross-Sectional Technologies | 8 | Expired |
| US4400086A | Instrument for grinding and analyzing material in ground state | Physics | 8 | Expired |
| US3954514A | Textureless forging of beryllium | Performing Operations; Transporting | 6 | Expired |
| US6737649B2 | Infrared analysis instrument with offset probe for particulate sample | Physics | 5 | Expired |
| US5422066A | Aluminum-lithium, aluminum-magnesium and magnesium-lithium alloys of high toughness | Chemistry; Metallurgy | 4 | Expired |
| US5565169A | Aluminum-magnesium alloys having high toughness | Chemistry; Metallurgy | 3 | Expired |
| US4538908A | Particulate sample analyzing instrument employing vibration to compact the sample | Physics | 3 | Expired |
| US5085830A | Process for making aluminum-lithium alloys of high toughness | Chemistry; Metallurgy | 2 | Expired |
| US5531806A | Magnesium-lithium alloys of high toughness | Chemistry; Metallurgy | 1 | Expired |
| US5676773A | Aluminum-lithium, aluminum-magnesium and magnesuim-lithium alloys of high toughness | Chemistry; Metallurgy | 1 | Expired |
| US3999986A | Method for making high ductility beryllium bodies | Chemistry; Metallurgy | 0 | Expired |
| US4017333A | Fine grain beryllium bodies | Chemistry; Metallurgy | 0 | Expired |
| US4737034A | Rectangular impinging beam | Physics | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.