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Wacom has a patent on passive, induction-powered styluses: http://www.google.com/patents/US7358964 http://www.google.com/patents/US7358964
by praseodym 11y ago
Wacom has a patent on passive, induction-powered styluses: http://www.google.com/patents/US7358964 http://www.google.com/patents/US7358964