Hoffmann-La Roche, A.G.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hoffmann-La Roche, A.G..The latest application filed is for "optical waveguide with a substantially planar substrate and process for its production".
- Hoffmann-La Roche, A.G. - Basel CH
| Patent | Date |
|---|---|
| Optical waveguide with a substantially planar substrate and process for its production Grant 5,480,687 - Heming , et al. January 2, 1 | 1996-01-02 |
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