Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 4577948 | Method and apparatus for controlling the processing of radiation sensitive plates with a liquid by monitoring the electrical conductivity of the liquid | Michael Ingham | 1986-03-25 | |
| 4247328 | Lithographic fountain concentrates containing a desensitizing material in an organic solvent liquid | Frank Edward Smith | 1981-01-27 | $694,000 |
| 4240737 | Processing of radiation sensitive devices | — | 1980-12-23 | $1,317,000 |
| 4191569 | Treating developed lithoplate with oleophilic composition | — | 1980-03-04 | $1,392,000 |