De-An Chang
7Patents
3h-index
6Co-inventors
42Inventor score
Filing activity: Sep 25, 1996 → Feb 25, 2003
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5699733A | Screen printing on film coated substrates | Performing Operations; Transporting | 10 | Expired |
| US6001283A | Screen printing of surface layers | Electricity | 3 | Expired |
| US5843534A | Screen printing of surface layers | Electricity | 3 | Expired |
| US6841923B2 | High-brightness flat lamp structure | Mechanical Engineering; Lighting; Heating | 1 | Expired |
| US5938872A | Method for metallizing a phosphor layer | Electricity | 1 | Expired |
| US6015587A | Low temperature method for phosphor screen formation | Electricity | 1 | Expired |
| US7008283B2 | Method for manufacturing high-brightness planar lamp | Electricity | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.