Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6855211 | Rapidly evaporating cleaning compositions | Hang Chen | 2005-02-15 |
| 6429176 | Rapidly evaporating cleaning compositions | Hang Chen | 2002-08-06 |
| 5851435 | Cleaning composition containing benzotrifluoride | Hang Chen | 1998-12-22 |
| 5773673 | Method of making chlorinated hydrocarbons | Pravin M. Khandare | 1998-06-30 |
| 5756002 | Cleaning solvents containing benzotrifluoride and fluorinated compounds | Hang Chen | 1998-05-26 |
| 5744437 | Single phase liquid composition for cleaning and paint stripping and use thereof | Hang Chen, Mark E. Lindrose | 1998-04-28 |
| 5443762 | Solvent mixtures having enhanced evaporation | — | 1995-08-22 |
| 5308383 | Method for separating chlorine from a mixture of gases | — | 1994-05-03 |
| 5244507 | Method of cleaning epoxy articles | — | 1993-09-14 |
| 5242502 | Method and apparatus for cleaning articles | — | 1993-09-07 |
| 5240641 | Solvent mixtures having enhanced evaporation | — | 1993-08-31 |
| 5098593 | Mixtures of perchloroethylene and monochlorotoluene | — | 1992-03-24 |
| 4942267 | Perchloroethylene stabilization | Roger W. Roark, Glenn R. Cairns | 1990-07-17 |
| 4697043 | Perchloroethylene dielectric fluid containing aliphatic hydrocarbons | — | 1987-09-29 |
| 4586080 | Method and apparatus for video inspection of articles of manufacture | Mark Hoyt | 1986-04-29 |
| 4425949 | Process for removing undesirable substances from electrical devices | — | 1984-01-17 |
| 4293433 | Perchloroethylene dielectric fluid containing pyrrole and phenol | Jack A. Borror | 1981-10-06 |
| 4186035 | Chromium containing coating | William H. Cawley | 1980-01-29 |