Issued Patents All Time
Showing 26–50 of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5093432 | Liquid phase fluorination | Thomas R. Bierschenk, Timothy J. Juhlke, Hajimu Kawa | 1992-03-03 |
| 5075509 | Fluorination of orthocarbonates and polyalkoxy propanes | — | 1991-12-24 |
| 5053536 | Fluorination of acetals, ketals and orthoesters | Thomas R. Bierschenk, Timothy J. Juhlke, Hajimu Kawa | 1991-10-01 |
| 5032302 | Perfluoropolyether solid fillers for lubricants | Timothy J. Juhlke, Thomas R. Bierschenk | 1991-07-16 |
| 5025093 | Pyrolysis of perfluoropolyethers | Thomas R. Bierschenk, Timothy J. Juhlke, Hajimu Kawa | 1991-06-18 |
| 4931199 | Use of chlorofluoropolyethers as lubricants for refrigerants | Thomas R. Bierschenk, Timothy J. Juhlke, Hajimu Kawa | 1990-06-05 |
| 4925583 | Perfluoropolyether solid fillers for lubricants | Timothy J. Juhlke, Thomas R. Bierschenk | 1990-05-15 |
| 4900793 | Fluorinated elastomeric materials | Earl T. Dumitru | 1990-02-13 |
| 4894484 | Pyrolysis of perfluoropolyethers | Thomas R. Bierschenk, Timothy J. Juhlke, Hajimu Kawa | 1990-01-16 |
| 4859747 | Perfluorination of ethers in the presence of hydrogen fluoride scavengers | Thomas R. Bierschenk, Timothy J. Juhlke | 1989-08-22 |
| 4827042 | Perfluoropolyethers | Thomas R. Bierschenk, Timothy J. Juhlke | 1989-05-02 |
| 4803005 | Perfluoropolyether solid fillers for lubricants | Timothy J. Juhlke, Thomas R. Bierschenk | 1989-02-07 |
| 4788350 | Spherical perfluoroethers | — | 1988-11-29 |
| 4760198 | 1:1 copolymer of difluoromethylene oxide and tetrafluoroethylene oxide and synthesis | Thomas R. Bierschenk, Timothy J. Juhlke | 1988-07-26 |
| 4755567 | Perfluorination of ethers in the presence of hydrogen fluoride scavengers | Thomas R. Bierschenk, Timothy J. Juhlke | 1988-07-05 |
| 4675452 | Perfluorinated polyether fluids | Daniel F. Persico | 1987-06-23 |
| 4673355 | Solid calcium phosphate materials | Edward T. Farris, John Joseph Barsa, Paul J. Capano | 1987-06-16 |
| 4621107 | Fluorinated elastomeric materials | Earl T. Dumitru | 1986-11-04 |
| 4570004 | Perfluoro crown ethers | Wen-Huey Lin | 1986-02-11 |
| 4523039 | Method for forming perfluorocarbon ethers | Glenn E. Gerhardt | 1985-06-11 |
| 4510335 | Perfluorinated branched ether compounds | Daniel F. Persico | 1985-04-09 |
| 4453028 | Perfluorinated compounds with cyclohexyl groups | — | 1984-06-05 |
| 4400532 | Cryogenically controlled direct fluorination process, apparatus and products resulting therefrom | James L. Adcock, Norma J. Maraschin | 1983-08-23 |
| 4281119 | Cryogenically controlled direct fluorination process, apparatus and products resulting therefrom | James L. Adcock, Norma J. Maraschin | 1981-07-28 |
| 4187252 | Tetramethylpentane blood substitutes | Lawrence A. Shimp, Leland C. Clark, Jr. | 1980-02-05 |