The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 07, 2009
Filed:
Dec. 30, 2003
Applicants:
Hedser Van Brug, Den Haag, NL;
Hugo Anton Marie DE Haan, Son, NL;
Jacobus Johannes Korpershoek, Schiedam, NL;
Ian J. Saunders, Amsterdam, NL;
Inventors:
Hedser van Brug, Den Haag, NL;
Hugo Anton Marie de Haan, Son, NL;
Jacobus Johannes Korpershoek, Schiedam, NL;
Ian J. Saunders, Amsterdam, NL;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B24B 49/00 (2006.01); B24B 51/00 (2006.01); B24C 5/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to an apparatus for forming or working optical elements and/or optical forming elements () comprising a working apparatus () for forming surfaces of form parts by machining or an abrasive technique, wherein at least one measuring device () is provided for measuring changes in form and/or surface roughness of said surface when said surface is being worked and, on the basis thereof controlling said working apparatus ().