Keil & Weinkauf
1Patents
0Active
1Granted
24Portfolio score
Filing activity: May 16, 1989 → May 16, 1989
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5069997A | Positive and negative working radiation sensitive mixtures and production of relief patterns | Physics | 52 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.