Roland Electronic Percussion Patents Allegedly Infringed by Alesis

Lawsuit filed by Roland Corporation Japan
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Lawsuit filed by Roland Corporation Japan

Hamamatsu, Japan — Roland Corporation Japan has alleged patent infringement by inMusic Brands, Inc. (d.b.a. Alesis) of eight U.S. patents relating to its electronic musical instruments. As a result, Roland has brought suit against the defendant (inMusic / Alesis) related to certain electronic drums and certain electronic cymbals as identified in the lawsuit details as filed on August 19, 2016.

The remedies being sought include a permanent injunction in the United States against the defendant for the products subject to the alleged infringement, and an undisclosed amount of monetary damages.

The lawsuit was filed in the state of California in the District Court for the Central District of California. The relevant United States Roland patents are listed below. Any inquiries should be made to: Roland Corporation U.S. Marketing Communications Manager Rebecca Eaddy at 323-890-3718.

Relevant U.S. Patents filed by Roland:

(1) U.S. Patent No. 7,385,135 (Title: Electronic Drums)
(2) U.S. Patent No. 6,921,857 (Title: Electronic Drums)
(3) U.S. Patent No. 6,756,535 (Title: Electronic Drums)
(4) U.S. Patent No. 6,271,458 (Title: Electronic Drums)
(5) U.S. Patent No. 6,121,538 (Title: Electronic Drums)
(6) U.S. Patent No. 7,459,626 (Title: Electronic Cymbals)
(7) U.S. Patent No. 6,881,885 (Title: Electronic Cymbals)
(8) U.S. Patent No. 6,632,989 (Title: Electronic Cymbals)