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<p><a href="https://www.canonnews.com/canon-patent-application-roundup-for-march-22nd">CanonNews released their weekly roundup</a> of Canon patent applications. This week has some touch screen and sensor related improvements as well as a few other miscellaneous camera related patents.</p>
<p>In particular, two <a href="https://www.canonnews.com/canon-patent-application-roundup-for-march-22nd">patent applications for diffractive optical element manufacturing</a> certainly show that Canon is continuing to push forward in advancing diffractive optics.</p>
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