Optical diffuser
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Description
Items shown in broken lines are for illustrative purposes only and form no part of the claimed invention.
Claims
We claim the ornamental design for an optical diffuser, as shown and described.
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Patent History
Patent number: D806308
Type: Grant
Filed: Oct 12, 2015
Date of Patent: Dec 26, 2017
Assignee: PALO ALTO RESEARCH CENTER INCORPORATED (Palo Alto, CA)
Inventors: Ashish Pattekar (Cupertino, CA), Christopher Paulson (Livermore, CA), Ramkumar Abhishek (Menlo Park, CA), Patrick Yasuo Maeda (San Jose, CA)
Primary Examiner: Brian N. Vinson
Application Number: 29/542,137
Type: Grant
Filed: Oct 12, 2015
Date of Patent: Dec 26, 2017
Assignee: PALO ALTO RESEARCH CENTER INCORPORATED (Palo Alto, CA)
Inventors: Ashish Pattekar (Cupertino, CA), Christopher Paulson (Livermore, CA), Ramkumar Abhishek (Menlo Park, CA), Patrick Yasuo Maeda (San Jose, CA)
Primary Examiner: Brian N. Vinson
Application Number: 29/542,137
Classifications
Current U.S. Class:
Openwork (D26/121)