Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7540611 | Method for designing and optimizing an individual spectacle glass | Andrea Welk, Walter Haimerl, Gregor Esser, Helmut Altheimer, Edda Wehner | 2009-06-02 |
| 7347546 | Individual single-vision spectacle lens | Gregor Esser, Werner Mueller, Herbert Pfeiffer, Helmut Altheimer, Walter Haimerl +1 more | 2008-03-25 |
| 7021763 | Method for representing and optimizing a double-progressive spectacle lens | Andrea Welk, Walter Haimerl, Herbert Pfeiffer, Gregor Esser, Helmut Altheimer | 2006-04-04 |
| 6974214 | B-spline optimization of optical glasses especially spectacle glasses with planes of symmetry | Andrea Welk, Helmut Altheimer, Rainer Dorsch, Gregor Esser, Walter Haimerl +1 more | 2005-12-13 |
| 6964478 | Progressive spectacle lens | Andrea Welk, Walter Haimerl, Herbert Pfeiffer, Gregor Esser, Helmut Altheimer +8 more | 2005-11-15 |
| 6965385 | Method for simulating and demonstrating the optical effects of glasses on the human face | Andrea Welk, Helmut Altheimer, Gregor Esser, Walter Haimerl | 2005-11-15 |
| 6848788 | Progressive spectacle lens with low magnifying differences | Andrea Welk, Walter Haimerl, Herbert Pfeiffer, Gregor Esser, Helmut Altheimer +1 more | 2005-02-01 |
| 6834957 | Progressive spectacle lens having a genuine short progression area | Andrea Welk, Walter Haimeri, Gregor Esser, Helmut Altheimer, Edda Wehner +3 more | 2004-12-28 |
| 6808263 | Progressive spectacle lens producing only slight dynamic distortion | Andrea Welk, Walter Haimerl, Herbert Pfeiffer, Gregor Esser, Helmut Altheimer +1 more | 2004-10-26 |
| 6779889 | Progressive spectacle lens exhibiting only slight dynamic change of the properties of use during a horizontal viewing movements | Andrea Welk, Walter Haimerl, Herbert Pfeiffer, Gregor Esser, Helmut Altheimer +2 more | 2004-08-24 |
| 6776487 | Progressive spectacle lens having only a small change of binocular properties during a movement of glance | Walter Haimerl, Herbert Pfeiffer, Gregor Esser, Helmut Altheimer, Andrea Welk +1 more | 2004-08-17 |
| 6685316 | Method of manufacturing progressive ophthalmic lenses | Gregor Esser, Werner Mueller, Jochen Brosig, Walter Haimerl, Helmut Altheimer +1 more | 2004-02-03 |
| 6669337 | Progressive spectacle lens with low swaying effects | Andrea Welk, Walter Haimerl, Herbert Pfeiffer, Norbert Awrath, Gregor Esser +8 more | 2003-12-30 |
| 6655802 | Method for producing eyeglasses | Martin Zimmermann, Walter Haimerl, Herbert Pfeiffer, Gregor Esser, Jochen Brosig +5 more | 2003-12-02 |
| 5880810 | Series for progressive spectacle lenses | Helmut Altheimer, Rudolf Barth, Jochen Brosig, Gregor Esser, Gunther Guilino +3 more | 1999-03-09 |
| 5854669 | Series of lenses | Helmut Altheimer, Norbert Awrath, Rudolf Barth, Jochen Brosig, Gregor Esser +6 more | 1998-12-29 |