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Hamamatsu K.K. Supports Relief Efforts for Tohoku Earthquake Victims

Hamamatsu Photonics K.K. (HPK) has pledged a donation of 50 million yen to help with relief efforts in northern Japan

United States Patent Office Affirms Hamamatsu Photonics’ Pioneering Patent in Digital Pathology

Hamamatsu Photonics K.K. (HPK) is pleased to announce that is has been awarded Reissue Patent No. 42,220 ("RE42,220"), confirming the patentability of its original Patent 6,847,729, a pioneering patent directed to slide scanning with remote viewing.

U.S. patent infringement lawsuit (June 18, 2009)

U.S. Patent Infringement Lawsuit Filed by Aperio Technologies, Inc.