Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5374734 | Monohydrogentartrate crystalline structure having nonlinear quadratic effects | Roland Hierle, Rene Masse, Jean-Pierre Levy | 1994-12-20 |
| 5291574 | Method for manufacturing strip optical waveguides | Regine Levenson, Julienne Liang, Alain Carenco | 1994-03-01 |