Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5270048 | Controlled delivery devices | — | 1993-12-14 |
| 4866097 | Controlled release system | Alfred J. Arch | 1989-09-12 |
| 4851225 | Material dispensers | Alfred J. Arch | 1989-07-25 |
| 4849001 | Method for making sintered glass | Alfred J. Arch, Mary Tripp | 1989-07-18 |
| 4793474 | Controlled delivery agricultural capsule and method of making | — | 1988-12-27 |
| 4793997 | Controlled delivery device | Alfred J. Arch | 1988-12-27 |
| 4678659 | Therapeutic devices incorporating water soluble glass compositions | John R. Brocklehurst | 1987-07-07 |
| 4662879 | Rumen bolus | Mary Tripp | 1987-05-05 |
| 4652097 | Glass article having renewable optical surfaces | Gilles D. Pitt, Alfred J. Arch, Rosamund C. Neat | 1987-03-24 |
| 4645749 | Water soluble compositions for preparing analytical solutions | — | 1987-02-24 |
| 4587267 | Controlled release system | Alfred J. Arch | 1986-05-06 |
| 4561896 | Corrosion inhibiting coatings | Gladys M. Jones, Ronald Jones | 1985-12-31 |
| 4518429 | Corrosion inhibiting paint composition | Alan Maries, Paul F. Bateson | 1985-05-21 |
| 4517006 | Composite materials comprising water-soluble glass particles | Ronald Jones | 1985-05-14 |
| 4511404 | Compositions for inhibiting corrosion of metal surfaces | Ronald Jones, Paul F. Bateson, Ronald J. Grant, Martin E. Burrage | 1985-04-16 |
| 4473545 | Composite materials | Ronald Jones | 1984-09-25 |
| 4449981 | Glass encapsulated materials | John R. Brocklehurst | 1984-05-22 |
| 4428774 | Corrosion inhibiting paint compositions | Alan Maries, Paul F. Bateson | 1984-01-31 |
| 4407786 | Glass composition | Mary Tripp | 1983-10-04 |
| 4350675 | Controlled release glass | — | 1982-09-21 |
| 4349025 | Glass composition | — | 1982-09-14 |
| 4346184 | Coating compositions for inhibiting corrosion of metal surfaces | — | 1982-08-24 |
| 4340693 | Titanoborate glass as cross-linking agent in polycarboxylic acid cements | Francesca M. Shreeve | 1982-07-20 |
| 4322500 | Potassium fluoroborate silicate glasses | — | 1982-03-30 |
| 4283227 | ZnO--SeO.sub.2 --R.sub.2 O soluble glass | — | 1981-08-11 |