# Ching W. Tang — Patents explained on PatentBrief

Ching W. Tang has 1 landmark patent explained in plain English on PatentBrief.

- [How Organic Diodes Make Light Using Special Molecules](https://patentbrief.org/patent/us/4356429/oled-organic-light-emitting-diode) — granted 1982
  Eastman Kodak's 1982 patent on creating light-emitting diodes (OLEDs) using organic materials, specifically a layer of porphyrinic compounds to help inject electrical charges.

**Full profile:** https://patentbrief.org/inventor/ching-w-tang

---

_Source: PatentBrief — https://patentbrief.org. Plain-English explanations of US patents._