Chieh Chang
38Patents
3h-index
36Co-inventors
59Inventor score
Filing activity: Feb 21, 2011 → Aug 28, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US10895784B2 | Patterning of liquid crystals using soft-imprint replication of surface alignment patterns | Emerging Cross-Sectional Technologies | 10 | Active |
| US11198233B2 | Methods and apparatuses for casting polymer products | Performing Operations; Transporting | 4 | Active |
| US11318692B2 | Methods and apparatuses for casting polymer products | Performing Operations; Transporting | 3 | Active |
| US11726317B2 | Waveguides having integral spacers and related systems and methods | Physics | 2 | Active |
| US11460609B2 | Hybrid polymer waveguide and methods for making the same | Physics | 2 | Active |
| US11656480B2 | Methods and systems for augmented reality display with dynamic field of view | Physics | 1 | Active |
| US11567371B2 | Patterning of liquid crystals using soft-imprint replication of surface alignment patterns | Emerging Cross-Sectional Technologies | 1 | Active |
| US11009661B2 | Methods and apparatuses for casting polymer products | Physics | 1 | Active |
| US11787138B2 | Methods and apparatuses for casting polymer products | Performing Operations; Transporting | 1 | Active |
| US8476664B2 | Light emitting diode package having multiple luminescent conversion layers | Electricity | 1 | Active |
| US12235474B2 | Methods and systems for augmented reality display with dynamic field of view | Physics | 0 | Active |
| US10627677B2 | Patterning of liquid crystals using soft-imprint replication of surface alignment patterns | General | 0 | Revoked |
| US12189165B2 | Customized polymer/glass diffractive waveguide stacks for augmented reality/mixed reality applications | Physics | 0 | Active |
| US8623678B2 | Method for manufacturing LED | Electricity | 0 | Active |
| US8871535B2 | Method for manufacturing LED | Electricity | 0 | Active |
| US12216242B2 | Hybrid polymer waveguide and methods for making the same | Physics | 0 | Active |
| US11413591B2 | Preparing and dispensing polymer materials and producing polymer articles therefrom | Chemistry; Metallurgy | 0 | Active |
| US8530252B2 | Method for manufacturing light emitting diode | Electricity | 0 | Active |
| US8828754B2 | Method for manufacturing LED | Electricity | 0 | Active |
| US8664018B2 | Manufacturing method for LED package | Electricity | 0 | Active |
| US12030269B2 | Methods and apparatuses for casting polymer products | Performing Operations; Transporting | 0 | Active |
| US11740469B2 | Eyepiece for head-mounted display and method for making the same | Physics | 0 | Active |
| US11307408B2 | Color-selective waveguides for augmented reality/mixed reality applications | Performing Operations; Transporting | 0 | Active |
| US11320591B2 | Methods and apparatuses for casting polymer products | Physics | 0 | Active |
| US11994670B2 | Color-selective waveguides for augmented reality/mixed reality applications | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.