Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5710475 | Insulation of high thermal conductivity and apparatus containing same | Patricia Chapman Irwin, Charles Edward Baumgartner | 1998-01-20 |
| 5650031 | Extruding thermoplastic insulation on stator bars | Charles Edward Baumgartner, Patricia Chapman Irwin | 1997-07-22 |
| 5552222 | Electrically conductive articles comprising insulation resistant to corona discharge-induced degradation | Patricia Chapman Irwin | 1996-09-03 |
| 5340839 | Method for salvaging organic thermoplastic values from discarded surface treated organic thermoplastic substrates | Gregory Ronald Gillette, Popkin Shenian, Patricia Chapman Irwin | 1994-08-23 |
| 5104958 | Solvent resistant silicone polyimides | Patricia Chapman Irwin | 1992-04-14 |
| 5096771 | Fibers impregnated with epoxy resin mixture, brominated bisphenol and polyphenylene ether | Erik W. Walles, John H. Lupinski, Mark Markovitz, Robert Edgar Colborn, James R. Presley +6 more | 1992-03-17 |
| 4975319 | Printed circuit board from fibers impregnated with epoxy resin mixture, halogenated bisphenol and polyphenylene ether | Erik W. Walles, John H. Lupinski, Mark Markovitz, Robert Edgar Colborn, James R. Presley +6 more | 1990-12-04 |
| 4855199 | Photopatterned product of silicone polyamic acid on a transparent substrate | Victoria J. Eddy, John E. Hallgren | 1989-08-08 |
| 4853423 | Curable polyphenylene ether-polyepoxide compositions useful in printed circuit board production | Erik W. Walles, John H. Lupinski, Mark Markovitz, Robert Edgar Colborn, James R. Presley +6 more | 1989-08-01 |
| 4782009 | Method of coating and imaging photopatternable silicone polyamic acid | Victoria J. Eddy, John E. Hallgren | 1988-11-01 |
| 4728697 | Novel copolyamideimides, prepolymers therefor and method for their preparation | Thomas Bert Gorczyca | 1988-03-01 |
| 4533504 | Process for the preparation of diaryl carbonates | Thomas Bert Gorczyca, John E. Hallgren | 1985-08-06 |
| 4481339 | Acid-extended copolyamideimides and method for their preparation | — | 1984-11-06 |
| 4452968 | Synthesis of polycarbonate from dialkyl carbonate and bisphenol diester | John E. Hallgren | 1984-06-05 |
| 4433131 | Coating solution of polyetherimide monomers | Thomas Bert Gorczyca | 1984-02-21 |
| RE31411 | Radiation curable inks | Gary M. Lucas, Ralph L. Bartholomew | 1983-10-11 |
| 4388371 | Self-bonding acrylic polymer overcoat for coated metal substrates | Edith M. Boldebuck | 1983-06-14 |
| 4377684 | Decolorization of polycarbonate resins | John E. Hallgren | 1983-03-22 |
| 4374972 | Coating solution of polyetherimide oligomers | Thomas Bert Gorczyca | 1983-02-22 |
| 4360633 | Coating solution of polyetherimide oligomers | Thomas Bert Gorczyca | 1982-11-23 |
| 4307226 | Soluble polyesterimide resins | Martin A. Byrne | 1981-12-22 |
| RE30274 | Method for making a circuit board and article made thereby | Gary M. Lucas, Ralph L. Bartholomew | 1980-05-13 |