Power supply control apparatus
CA 2250368 A1 · Owner: Togashi, Shoichi · Inventors: Oomichi, Hiroshi; Togashi, Shoichi; Okada, Setsuo
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A power supply control apparatus which reduces power consumption in an information-input apparatus is provided. The control apparatus includes a power supply unit and a control unit. When the operator discontinues moving of a mouse an, X-encoder and a Y-encoder attached to the mouse stop outputting of pulse signals. The control unit allows a timer to start according to stopping of the pulse signals from the X-encoder and the Y-encoder. When a predetermined period of time elapses after the start of the timer, the timer outputs a timing signal to the control unit. According to the timing signal the, control unit controls the power supply unit so as to lower the power supplied from a battery …
Read the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Filed October 14, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 14, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 14, 2020.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.