Eric Sung
41Patents
15h-index
58Co-inventors
84Inventor score
Filing activity: Sep 29, 1977 → Oct 27, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD380131S | Ratchet wrench | General | 50 | Expired |
| USD380949S | Ratchet wrench | General | 37 | Expired |
| US5451336A | Process of preparing a concentrated water-based liquid detergent | Chemistry; Metallurgy | 33 | Expired |
| US6570523B1 | Analog to digital converter using subranging and interpolation | Electricity | 30 | Expired |
| US4820436A | Detergents for low laundering temperatures | Chemistry; Metallurgy | 30 | Expired |
| USD389025S | Ratchet wrench | General | 29 | Expired |
| US4732704A | Manual dishwashing liquid detergent containing fatty alkylmonogluside | Chemistry; Metallurgy | 28 | Expired |
| USD387960S | Ratchet wrench | General | 27 | Expired |
| US6714886B2 | System and method of DC calibration of amplifiers | Electricity | 25 | Expired |
| USD377892S | Sander | General | 22 | Expired |
| USD396620S | Impact wrench | General | 22 | Expired |
| USD382184S | Impact wrench | General | 20 | Expired |
| US6628216B2 | Calibration of resistor ladder using difference measurement and parallel resistive correction | Electricity | 19 | Expired |
| USD410181S | Impact wrench | General | 19 | Expired |
| US5271860A | Bleaching liquid detergent | Chemistry; Metallurgy | 16 | Expired |
| USD384562S | Impact wrench | General | 15 | Expired |
| US6731155B2 | Track and hold with dual pump circuit | Electricity | 15 | Expired |
| USD378891S | Impact wrench | General | 14 | Expired |
| USD377894S | Impact wrench | General | 14 | Expired |
| USD381248S | Sander | General | 14 | Expired |
| US5441662A | Liquid detergent | Chemistry; Metallurgy | 11 | Expired |
| US4692260A | Dishwashing compositions comprising an enzyme and a C.sub.8 -C.sub.10 alkanol with 0-2 moles of propylene oxide | Chemistry; Metallurgy | 10 | Expired |
| US4832856A | Aqueous fabric softener for the treatment of fabrics: containing alkylamine, hydroxyalkylamine or quaternary ammonium derivative and a carboxylic acid | Chemistry; Metallurgy | 10 | Expired |
| USD386377S | Sander | General | 9 | Expired |
| USD381570S | Sander | General | 9 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.