Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6477846 | Bimetallic tube in a heat exchanger of an ice making machine | — | 2002-11-12 |
| 6318094 | Bimetallic tube in a heat exchanger of an ice making machine | — | 2001-11-20 |
| 5953924 | Apparatus, process and system for tube and whip rod heat exchanger | Yao Li, I-Chien Ho, Hong Huang | 1999-09-21 |
| 5768894 | Apparatus, process and system for tube and whip rod heat exchanger | Yao Li, I-Chien Ho, Hong Huang | 1998-06-23 |
| 5363660 | Orbital type freezing apparatus and method | Yao Li, I-Chieng Ho, Henry V. Huang | 1994-11-15 |
| 5221439 | Orbital tube evaporator with improved heat transfer | Yao Li, Henry V. Huang, I-Chieng Ho | 1993-06-22 |
| 4334008 | Photosensitive compositions of polymer polynitrate ester and basic aromatic amine | John F. Rice, Kenneth J. Quast | 1982-06-08 |
| 4312934 | Photosensitive compositions | John F. Rice, Kenneth J. Quast | 1982-01-26 |
| 4199649 | Amorphous monomolecular surface coatings | — | 1980-04-22 |