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:
Nov. 24, 2015
Filed:
Aug. 20, 2012
Applicants:
Masahisa Kousaka, Tokyo, JP;
Yasuhisa Okamoto, Ho Chi Minh, VN;
Inventors:
Masahisa Kousaka, Tokyo, JP;
Yasuhisa Okamoto, Ho Chi Minh, VN;
Assignee:
HOYA CORPORATION, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08G 75/02 (2006.01); C08G 18/76 (2006.01); C08G 18/79 (2006.01); G02B 1/04 (2006.01); C08G 18/38 (2006.01);
U.S. Cl.
CPC ...
C08G 75/02 (2013.01); C08G 18/3876 (2013.01); C08G 18/7621 (2013.01); C08G 18/7671 (2013.01); C08G 18/79 (2013.01); C08G 18/798 (2013.01); G02B 1/041 (2013.01);
Abstract
The present invention relates to a urethane optical member containing at least one kind of structures represented by the following formulae (1) and (2) in a structure constituting the optical member, and a method for producing the same.
Kousaka, Masahisa. (2015). Urethane-based optical component and manufacturing process therefor (U.S. Patent No. 9193831). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9193831
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile