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:
Jun. 16, 1998
Filed:
Mar. 22, 1996
Applicant:
Inventors:
Kazuaki Takagi, Osaka, JP;
Tadayoshi Yonemoto, Neyagawa, JP;
Takashi Inoue, Hirakata, JP;
Shoji Nakamura, Hirakata, JP;
Assignee:
Matsushita Electric Industrial Co, Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C03B / ;
U.S. Cl.
CPC ...
65102 ; 65103 ; 65111 ; 65268 ; 65269 ; 65274 ; 65275 ; 65286 ; 65292 ; 65296 ; 65305 ; 65318 ; 65319 ; 65320 ; 65348 ; 653741 ; 6537411 ; 6537413 ;
Abstract
A method and an apparatus for producing an optical element capable of performing a molding temperature control required for a plurality of independent molding blocks in a short period of time, and continuously and simultaneously producing a plurality of different optical elements having a high degree of accuracy at a low cost is provided.