Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4861982 | Scanning optical microscope with position detection grating | Antonius Hermanus Maria Akkermans, Jozef Petrus Henricus Benschop, Cornelis J. P. M. Rooyackers | 1989-08-29 |
| RE32988 | Single collimator lens having one aspherical surface | — | 1989-07-18 |