Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6189463 | Methods and apparatus for incinerating combustible waste material such as farm animal biomass | Hsien P. Pao | 2001-02-20 |
| 4989523 | Method and apparatus for extracting heat from a combustible material | Hsien P. Pao | 1991-02-05 |
| 4808931 | Conductivity probe | — | 1989-02-28 |