| Patents for G06C 1 - Computing aids in which the computing members form at least part of the displayed result and are manipulated directly by hand, e.g. abacus, pocket adding device (778) |
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| 03/03/2010 | CN201417405Y Foldable abacus |
| 02/24/2010 | CN100592706C Native WI-FI architecture for 802.11 networks |
| 02/04/2010 | WO2010014464A2 Computer-based abacus training system |
| 01/27/2010 | CN201392485Y Stainless steel abacus frame |
| 12/16/2009 | CN101604179A Abacus calculator used for four-color maps and use method thereof |
| 12/09/2009 | CN201357678Y Pen container with calculator |
| 11/19/2009 | WO2009138541A1 Counting device for swimming pools |
| 11/18/2009 | EP2120125A1 Counting device for swimming pools |
| 10/21/2009 | CN201331857Y Abacus used in mathematics teaching |
| 10/21/2009 | CN201331718Y Abacus capable of automatic zero clearing |
| 10/07/2009 | CN201322892Y Shifting fork swinging abacus clearing device |
| 09/23/2009 | CN201315032Y Child sensing mathematics abacus |
| 08/26/2009 | CN201298180Y 一种教学用磁性算盘 A teaching abacus with magnetic |
| 08/11/2009 | CA2233120C Accelerated finite field operations on an elliptic curve |
| 08/05/2009 | CN100524150C Block encoding method and block encoding/decoding circuit |
| 07/30/2009 | DE202009004602U1 Rechenkörper Rake members |
| 07/01/2009 | CN201266333Y 一种算盘 One kind of abacus |
| 06/24/2009 | CN201262719Y Nine-bead abacus |
| 06/17/2009 | CN101458542A Technique abacus |
| 06/03/2009 | CN201251720Y Enlightening operation abacus |
| 05/06/2009 | CN201233551Y 一种算盘 One kind of abacus |
| 04/29/2009 | CN201229519Y Single-bead abacus |
| 04/16/2009 | WO2009022857A3 Method for providing location based service using extended diameter protocol |
| 04/01/2009 | CN201215690Y Learning tool for speedy calculation |
| 04/01/2009 | CN201215636Y Reel type ultra-thin abacus |
| 03/18/2009 | CN101388152A Card type children mathematical learning equipment |
| 03/18/2009 | CN101388151A Card type children mathematical learning equipment |
| 02/18/2009 | CN101369170A Ramp type direct adding and subtracting number-display abacus |
| 02/18/2009 | CN101369169A Clamping type direct adding and subtracting number-display abacus |
| 02/18/2009 | CN101369168A Direct adding and subtracting number-display abacus |
| 02/18/2009 | CN101369167A Clamping bead type direct adding and subtracting number-display abacus |
| 02/18/2009 | CN101369166A Box type direct adding and subtracting number-display abacus |
| 02/18/2009 | CN101369165A Lower eight type direct adding and subtracting abacus |
| 02/18/2009 | CN101369164A Lower nine type direct adding and subtracting abacus |
| 02/04/2009 | CN101359235A Straight-adding and straight-subtracting abacus |
| 02/04/2009 | CN101359234A Three-number straight-adding and straight-subtracting abacus with three beads on each upper |
| 02/04/2009 | CN101359233A Multi-number straight-adding and straight-subtracting abacus |
| 01/28/2009 | CN201188198Y Novel abacus |
| 01/28/2009 | CN101354847A Box type children mathematics learning equipment |
| 01/28/2009 | CN101354846A Children mathematics learning equipment |
| 01/28/2009 | CN101354845A Mathematics learning equipment |
| 01/21/2009 | CN201184979Y 无声计数器 Silent counter |
| 01/14/2009 | CN201181430Y Cartoon ten-bead abacus |
| 12/10/2008 | CN201163374Y Student abacus |
| 12/03/2008 | CN100440099C Button type abacus mental arithmetic device and realizing method thereof |
| 11/13/2008 | US20080280273 Multipurpose Abacus |
| 10/29/2008 | CN201142033Y Portable teaching abacus |
| 10/22/2008 | CN201138528Y Mental calculation demonstrator |
| 09/03/2008 | CN101256424A Single pearl grouping entertaining abacus and uses thereof |
| 08/27/2008 | CN101251759A Abacus with one bead up and eight beads down and uses thereof |
| 08/06/2008 | CN201097255Y A child abacus |
| 08/06/2008 | CN201097254Y Abacus |
| 07/17/2008 | US20080171310 Swim lap counter |
| 07/09/2008 | CN201084045Y Folding abacus |
| 06/26/2008 | US20080149699 Handheld colony counter |
| 06/04/2008 | CN101192351A Mental abacus teaching device design method and device |
| 05/14/2008 | CN201060569Y Optoelectronic exerciser for abacus teaching |
| 04/30/2008 | DE202008002586U1 Vorrichtung für die Ermittlung technischer Daten Apparatus for the determination of technical data |
| 03/12/2008 | CN201035444Y Nine bead abacus |
| 03/05/2008 | CN101135931A Sound reaction type force sensing abacus computation device and method |
| 03/04/2008 | US7337946 Device for resolving interpersonal relationship issues |
| 02/13/2008 | EP1886202A1 Motor vehicle operating data collection and analysis |
| 02/06/2008 | CN201017314Y Calculating machine with counting frame |
| 01/31/2008 | DE202007015656U1 Lernhilfevorrichtung, insbesondere Rechentrainer Learning aid device, in particular computing coach |
| 01/09/2008 | CN201004278Y Abacus bead for teaching |
| 01/02/2008 | CN201000587Y Ten-beads ladder abacus |
| 12/19/2007 | CN200993747Y General abacus structure |
| 11/28/2007 | CN200983211Y Abacus mental arithmetic assistant teaching tool |
| 11/27/2007 | US7300286 Educational tool |
| 11/07/2007 | CN101067754A Button type abacus mental arithmetic device and realizing method thereof |
| 10/31/2007 | CN200969058Y 99 quick abacus |
| 09/12/2007 | CN101034298A Nine-balls three-layers abacus |
| 08/22/2007 | CN2938194Y 九珠算盘 Nine abacus beads |
| 08/15/2007 | CN2935231Y Nine bead three-layer abacus |
| 08/01/2007 | CN2929799Y Abacus for child education |
| 07/04/2007 | CN2919336Y Abacus convenient for calculating |
| 07/04/2007 | CN2919335Y Sliding rule performing addition and subtraction |
| 06/27/2007 | CN2916725Y Dual-color nine-bead general-purpose abacus |
| 05/24/2007 | US20070118742 Native WI-FI architecture for 802.11 networks |
| 05/16/2007 | CN2901393Y Top and bottom combined clearing abacus |
| 05/02/2007 | CN1313949C Electronic abacus |
| 04/19/2007 | WO2007043739A1 A multipurpose abacus |
| 03/14/2007 | CN2879264Y Two-use simulative abacus |
| 02/28/2007 | CN2874582Y Double section ten-bead one-position type spot-pull two purpose abacus |
| 02/14/2007 | CN1912794A Two-sided corresponding abacus |
| 01/03/2007 | CN2854675Y Multifunction hand-held abacus of calculating with abacus and metal arithmetic |
| 01/03/2007 | CN2854674Y Double-deck abacus of ten-bead |
| 11/08/2006 | CN2836074Y 一种算盘 One kind of thinking |
| 11/08/2006 | CN2836073Y Abacus for infant enlightenment |
| 11/08/2006 | CN2834262Y Abacus stationery box |
| 10/18/2006 | CN2828891Y Nine-bead universal abacus with reinforced frame |
| 10/12/2006 | US20060228680 Overhead abacus |
| 10/04/2006 | CN2824113Y Foldable noiseless abacus |
| 09/19/2006 | US7110646 Tunable microfluidic optical fiber devices and systems |
| 09/12/2006 | US7104362 Foldable step ladder with leg aligner and handle |
| 08/16/2006 | CN2806160Y 文件夹 Folder |
| 08/16/2006 | CN2806151Y Dedicated notebook for meetings |
| 08/09/2006 | CN1814458A Calculating pen |
| 07/19/2006 | CN2798159Y Abacus for bead mental arithmetic |
| 07/18/2006 | US7077655 Calculation training tool, and calculation training system |