Does this differ in some way that I don't see from previous law suits?
Regards, Mark
ESI Files Suit Against General Scanning Inc. for Infringement of Laser Trimming Patents
PR Newswire, Wednesday, October 21, 1998 at 09:33
PORTLAND, Ore., Oct. 21 /PRNewswire/ -- Electro Scientific Industries,
Inc. (NASDAQ:ESIO) today announced that it has filed an action against
General Scanning Inc. (NASDAQ:GSCN) of Watertown, Massachusetts in the
United States District Court for the Northern District of California for
patent infringement. The complaint alleges General Scanning is violating
ESI's patents: 5,569,398 entitled "Laser System and Method for Selectively
Trimming Films" issued on October 29, 1996; 5,685,995 entitled "Method for
Laser Functional Trimming of Films and Devices" issued on November 11, 1997;
and 5,808,272 entitled "Laser System for Functional Trimming of Films and
Devices" issued on September 15, 1998.
The patented technology is used in ESI's laser trimming products, which
are used in the production of advanced integrated circuits. The systems
feature laser technology, operating at 1.3 microns, which functionally
processes a broad range of material structures in integrated circuits. The
patented technology reduces the traditional laser induced drift of a device
during functional trimming of resistive or capacitive films.
ESI, headquartered in Portland, Oregon, designs and manufactures
sophisticated products used around the world in electronics production
including: laser manufacturing systems for semiconductor yield improvement;
production and test equipment for the manufacture of surface mount ceramic
capacitors; laser trim systems for precise electrical tuning of circuits;
precision laser and mechanical drilling systems for electronic interconnect;
and machine vision systems. Electro Scientific Industries is traded on the
Nasdaq National Market System under the symbol "ESIO." ESI's web site is
esi.com. |
