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.:

US 9354354 B1

PDF
Full Text
Expired
Date of Patent:
May. 31, 2016

Filed:

Jan. 04, 2013
Applicant:

Toyota Motor Engineering & Manufacturing North America, Inc., Erlanger, KY (US);

Inventors:

Songtao Wu, Ann Arbor, MI (US);

Kazuhisa Yano, Ann Arbor, MI (US);

Debasish Banerjee, Ann Arbor, MI (US);

Gaohua Zhu, Ann Arbor, MI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C30B 29/34 (2006.01); G02B 1/00 (2006.01); G02B 6/122 (2006.01);
U.S. Cl.
CPC ...
G02B 1/005 (2013.01); G02B 6/1225 (2013.01);
Abstract

Processes of forming an irreversibly loose packed structure of particulate material useful as a photonic or phononic crystal are provided. Matrix material is infilled between particles and extends above the particles to form a particulate free matrix layer. Removing the matrix layer causes deformation of or exposes the spacing between the particles. The spaces are infilled by additional matrix material that when cured produces a supported and irreversibly loose packed crystalline structure of particles producing differing bandgaps and transmissive properties relative to the original structure. The processes provided allow for economical tuning of the transmissive properties of photonic or phononic crystals.


Find Patent Forward Citations

Wu, Songtao. (2016). Loose packed phoxonic crystals and methods of formation (U.S. Patent No. 9354354). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9354354

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