Jack C. Chang
9Patents
6h-index
12Co-inventors
60Inventor score
Filing activity: Nov 25, 1975 → Jul 24, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5294870A | Organic electroluminescent multicolor image display device | Emerging Cross-Sectional Technologies | 456 | Expired |
| US4214968A | Ion-selective electrode | Physics | 164 | Expired |
| US4282079A | Planar glass ion-selective electrode | Physics | 36 | Expired |
| US6389159B2 | Method for producing prints from digital image files scanned from film | Electricity | 21 | Expired |
| US6208770A | Digital colored corrected prints produced from colored film | Electricity | 20 | Expired |
| US4088488A | Photographic elements containing nitroxyl radical oxidants | Physics | 7 | Expired |
| USD1056337S1 | Shaving composition applicator | General | 1 | Active |
| US12178310B2 | Personal care product dispensing system | Human Necessities | 0 | Active |
| US10864018B2 | Method for manufacturing medical linear member | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.