{"id":1788,"date":"2025-12-16T18:53:46","date_gmt":"2025-12-16T23:53:46","guid":{"rendered":"https:\/\/sites.bu.edu\/xinzhang-lab\/?page_id=1788"},"modified":"2026-07-03T18:08:47","modified_gmt":"2026-07-03T22:08:47","slug":"patents","status":"publish","type":"page","link":"https:\/\/sites.bu.edu\/xinzhang-lab\/publications\/patents\/","title":{"rendered":"Recent Principal Patents"},"content":{"rendered":"
\n

\n Recent Principal Patents in PNG<\/a>\n <\/p>\n

\n<\/div>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Air-transparent selective sound silencer using ultra-open metamaterial<\/strong><\/td>\n<\/tr>\n
United States | US10947876B2, US11846217B2, US12352190B2
\nJapan | JP7607933B2, JP7778418B2
\nAustralia | AU2019314515B2
\nSouth Korea | KR102770784B1
\nEuropean Patent Office | EP3830404B1
\nChina | CN112867860B
\nCanada | CA3108530A1
\nMexico | MX2021001366A, MX2024009330A, MX2024009331A, MX2024009332A<\/td>\n<\/tr>\n
Apparatus for improving magnetic resonance imaging<\/strong><\/td>\n<\/tr>\n
United States | US10324152B2, US10884089B2
\nJapan | JP7219477B2
\nAustralia | AU2018279078B2
\nSouth Korea | KR102569416B1
\nChina | CN110678769B
\nEuropean Patent Office | EP3635424B1, EP4734289A2<\/td>\n<\/tr>\n
Nonlinear and smart metamaterials useful to change resonance frequencies<\/strong><\/td>\n<\/tr>\n
United States | US11219384B2, US12085629B2, US12613297B2
\nJapan | JP7671997B2
\nChina | CN114929103B
\nEuropean Patent Office | EP4041074B1, EP4697049A2
\nAustralia | AU2020361502B2
\nCanada | CA3157009A1
\nSouth Korea | KR20220074961A<\/td>\n<\/tr>\n
Phased array ultra open metamaterials for broadband acoustic silencing<\/strong><\/td>\n<\/tr>\n
WIPO (PCT) | WO20250170988A1<\/td>\n<\/tr>\n
Thermal imager using metamaterials<\/strong><\/td>\n<\/tr>\n
United States | US8450690B2<\/td>\n<\/tr>\n
Electromagnetic composite-based reflecting terahertz waveplate<\/strong><\/td>\n<\/tr>\n
United States | US8450690B2<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

Recent Principal Patents in PNG Air-transparent selective sound silencer using ultra-open metamaterial United States | US10947876B2, US11846217B2, US12352190B2 Japan | JP7607933B2, JP7778418B2 Australia | AU2019314515B2 South Korea | KR102770784B1 European Patent Office | EP3830404B1 China | CN112867860B Canada | CA3108530A1 Mexico | MX2021001366A, MX2024009330A, MX2024009331A, MX2024009332A Apparatus for improving magnetic resonance imaging United States | […]<\/p>\n","protected":false},"author":1316,"featured_media":0,"parent":251,"menu_order":5,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"_links":{"self":[{"href":"https:\/\/sites.bu.edu\/xinzhang-lab\/wp-json\/wp\/v2\/pages\/1788"}],"collection":[{"href":"https:\/\/sites.bu.edu\/xinzhang-lab\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/sites.bu.edu\/xinzhang-lab\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/sites.bu.edu\/xinzhang-lab\/wp-json\/wp\/v2\/users\/1316"}],"replies":[{"embeddable":true,"href":"https:\/\/sites.bu.edu\/xinzhang-lab\/wp-json\/wp\/v2\/comments?post=1788"}],"version-history":[{"count":51,"href":"https:\/\/sites.bu.edu\/xinzhang-lab\/wp-json\/wp\/v2\/pages\/1788\/revisions"}],"predecessor-version":[{"id":11797,"href":"https:\/\/sites.bu.edu\/xinzhang-lab\/wp-json\/wp\/v2\/pages\/1788\/revisions\/11797"}],"up":[{"embeddable":true,"href":"https:\/\/sites.bu.edu\/xinzhang-lab\/wp-json\/wp\/v2\/pages\/251"}],"wp:attachment":[{"href":"https:\/\/sites.bu.edu\/xinzhang-lab\/wp-json\/wp\/v2\/media?parent=1788"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}