Author: Steven Schwartz
Date: 16:18:04 03/02/98
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On March 02, 1998 at 17:20:47, Robert Hyatt wrote: >On March 02, 1998 at 16:53:54, David Fotland wrote: > >>On February 24, 1998 at 14:51:25, Robert Hyatt wrote: >> >>>On February 24, 1998 at 12:21:58, Steven Schwartz wrote: >>> >>>>On February 24, 1998 at 12:07:18, Bert Seifriz wrote: >>>> >> >>> >>> >>>Of course this is only about 13 years after the technology was >>>displayed by Ken Thompson in Washington DC, 1978, at the ACM event >>>that year. :) >>> >>>It's a shame no one took up the gauntlet and challenged the patent >>>based on widely-known prior work by Ken. >> >>Do you know that this patent uses the same technique as Ken did? >>The patent describes a scheme with two set of parallel wires, orthogonal >>to each other, and not touching, multiple frequencies on the wires, and >>resonators in the pieces. >> >>Anyone who wants to read the patent can look it up at the IBM patent >>site, http://patent.womplex.ibm.com/ >> > >that is *exactly* what Ken did. He even talked of doing this using a >standard "roll-up" vinyl board because it would be so easy to stick the >"antennas" on the back... > > >>Just do a search for the patent number (5129654). I found it with a >>search for the inventor's last name, but searching by number is faster. >> >>He didn't patent the idea of a game board that detects pieces. He >>patented >>a specific method of detecting pieces. >> >>David Fotland Hmmmm, $15,000 in lawyer's fees later. I would be interested in hearing from Bruce Bogner (the owner of the patent) about this. Maybe Hal can sign him up in this forum. - Steve
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