Central Tools, Inc. v. Mitutoyo Corp.
District Court, D. Rhode Island
1Opinion of the Court
DECISION AND ORDER
SMITH, United States District Judge.
I. Introduction
Central Tools, Inc. (“Central”), a Rhode Island corporation, brought this action seeking a declaratory judgment for, among other things, noninfringement and invalidity of patent, U.S. Patent No. 4,743,902 (the “902 Patent”), 1 against: C.E. Johansson AB (“CEJ”), the owner of the 902 Patent; Mitutoyo Corporation (“Mitutoyo”), a Japanese corporation and the exclusive licensee of that portion of the 902 Patent covering length measuring devices; 2 and Mitutoyo American Corpora tion (“MAC”), a subsidiary of Mitutoyo serving as…
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