Assignee
HUDSON SOFT CO LTD
JP·60 granted patents·2 pending applications·1,337 citations·filing 1988–2005
Top patents by PatentIndex Score
62 records- 0188US6594547B2Baggage managing system in airportHUDSON SOFT CO LTD·Filed 2001·Granted Jul 15, 2003·57 cites·21 claims
- 0288US5515077AImage processing systemHUDSON SOFT CO LTD·Filed 1993·Granted May 7, 1996·90 cites·2 claims
- 0386US5515104ACamera having color correction coefficients set in accordance with a combination of photographic parametersHUDSON SOFT CO LTD·Filed 1993·Granted May 7, 1996·80 cites·8 claims
- 0482US5961386AComputer system for playing competing type game with specific characteristic removable dataHUDSON SOFT CO LTD·Filed 1996·Granted Oct 5, 1999·132 cites·6 claims
- 0580US7162197B2Picture book production system, server for producing picture book, and recording mediumHUDSON SOFT CO LTD·Filed 2001·Granted Jan 9, 2007·37 cites·14 claims
- 0680US4970642AAn apparatus for accessing a memoryHUDSON SOFT CO LTD·Filed 1988·Granted Nov 13, 1990·68 cites·3 claims
- 0779US5530873AMethod and apparatus for processing interruptionHUDSON SOFT CO LTD·Filed 1993·Granted Jun 25, 1996·88 cites·2 claims
- 0878US6271644B1Battery packHUDSON SOFT CO LTD·Filed 2000·Granted Aug 7, 2001·18 cites·17 claims
- 0975US5448534ARadio with recording and reproducing functionHUDSON SOFT CO LTD·Filed 1993·Granted Sep 5, 1995·47 cites·9 claims
- 1074US4951038AApparatus for displaying a sprite on a screenHUDSON SOFT CO LTD·Filed 1988·Granted Aug 21, 1990·33 cites·4 claims
- 1173US7360762B2Die eye number determination method, die eye number determination apparatus, and electronic apparatus using sameHUDSON SOFT CO LTD·Filed 2004·Granted Apr 22, 2008·18 cites·11 claims
- 1272US5993319AHome television-game apparatus with time management unitHUDSON SOFT CO LTD·Filed 1996·Granted Nov 30, 1999·60 cites·1 claims
- 1371US5812119AImage processing system and method for formatting compressed image dataHUDSON SOFT CO LTD·Filed 1995·Granted Sep 22, 1998·31 cites·4 claims
- 1468US5574465APortable Astronomic/meteoric observation systemHUDSON SOFT CO LTD·Filed 1995·Granted Nov 12, 1996·61 cites·16 claims
- 1566US5030946AApparatus for the control of an access to a video memoryHUDSON SOFT CO LTD·Filed 1988·Granted Jul 9, 1991·23 cites·15 claims
- 1664US5357584AMethod and apparatus for compressing and extending an imageHUDSON SOFT CO LTD·Filed 1993·Granted Oct 18, 1994·25 cites·3 claims
- 1763US5467442AImage processing apparatusHUDSON SOFT CO LTD·Filed 1993·Granted Nov 14, 1995·34 cites·5 claims
- 1860US5935006ADebug apparatus and method for debugging game program in ROM cartridgeHUDSON SOFT CO LTD·Filed 1996·Granted Aug 10, 1999·39 cites·2 claims
- 1957US6065132AInformation processing system having a CPU for controlling access timings of separate memory and I/O busesHUDSON SOFT CO LTD·Filed 1998·Granted May 16, 2000·29 cites·7 claims
- 2056US6006165ASpeed measuring apparatus and toy for measuring speed of moving memberHUDSON SOFT CO LTD·Filed 1997·Granted Dec 21, 1999·17 cites·4 claims
- 2155US5971856AMethod for backing up state of progress in television gameHUDSON SOFT CO LTD·Filed 1996·Granted Oct 26, 1999·23 cites·10 claims
- 2255US5630105AMultimedia system for processing a variety of images together with soundHUDSON SOFT CO LTD·Filed 1995·Granted May 13, 1997·21 cites·18 claims
- 2354US5831681AComputer system for processing sound data and image data in synchronization with each otherHUDSON SOFT CO LTD·Filed 1993·Granted Nov 3, 1998·9 cites·4 claims
- 2454US5807173AMethod for performing derivative scenario in game programHUDSON SOFT CO LTD·Filed 1996·Granted Sep 15, 1998·21 cites·6 claims
- 2552US6302792B1Method of setting level parameters of enemy characters of a computer game and device thereforHUDSON SOFT CO LTD·Filed 1998·Granted Oct 16, 2001·26 cites·9 claims
- 2650US6380944B2Image processing system for processing image data in a plurality of color modesHUDSON SOFT CO LTD·Filed 2001·Granted Apr 30, 2002·2 cites·1 claims
- 2750US5568453ARadio having a recording and reproducing unit responsive to a radio wave of a predetermined frequencyHUDSON SOFT CO LTD·Filed 1995·Granted Oct 22, 1996·16 cites·8 claims
- 2849US6731810B1Method and apparatus for coding moving image and medium for recording program of coding moving imageHUDSON SOFT CO LTD·Filed 1999·Granted May 4, 2004·20 cites·15 claims
- 2945US6714687B2Image encoding/decoding method, apparatus thereof and recording medium in which program therefor is recordedHUDSON SOFT CO LTD·Filed 2000·Granted Mar 30, 2004·3 cites·10 claims
- 3045US5319786AApparatus for controlling a scanning type video display to be divided into plural display regionsHUDSON SOFT CO LTD·Filed 1990·Granted Jun 7, 1994·12 cites·9 claims
- 3144US5355175AVideo mixing apparatus capable of combining two input signals and varying the mixing ratio line by lineHUDSON SOFT CO LTD·Filed 1993·Granted Oct 11, 1994·10 cites·3 claims
- 3244US4924744AApparatus for generating sound through low frequency and noise modulationHUDSON SOFT CO LTD·Filed 1988·Granted May 15, 1990·8 cites·2 claims
- 3343US5548655ASound processing apparatusHUDSON SOFT CO LTD·Filed 1993·Granted Aug 20, 1996·13 cites·10 claims
- 3442US5479604AImage processing apparatus which provides an indication of whether an odd or an even field is displayedHUDSON SOFT CO LTD·Filed 1993·Granted Dec 26, 1995·9 cites·1 claims
- 3541US6312153B1Clock or watch having accuracy-improving functionHUDSON SOFT CO LTD·Filed 1999·Granted Nov 6, 2001·9 cites·5 claims
- 3641US5694518AComputer system including ADPCM decoder being able to produce sound from middleHUDSON SOFT CO LTD·Filed 1995·Granted Dec 2, 1997·5 cites·1 claims
- 3740US5938730AMethod of managing software by transmitted data on networkHUDSON SOFT CO LTD·Filed 1997·Granted Aug 17, 1999·21 cites·4 claims
- 3838US7231089B2Image encoding/decoding method, apparatus thereof and recording medium in which program therefor is recordedHUDSON SOFT CO LTD·Filed 2004·Granted Jun 12, 2007·0 cites·5 claims
- 3938US5961385AMethod for performing derivative scenario in game programHUDSON SOFT CO LTD·Filed 1996·Granted Oct 5, 1999·11 cites·4 claims
- 4038US5822753AInformation processing system with a memory control unit for refreshing a memoryHUDSON SOFT CO LTD·Filed 1997·Granted Oct 13, 1998·10 cites·4 claims
- 4138US5059955AApparatus for producing video signalsHUDSON SOFT CO LTD·Filed 1988·Granted Oct 22, 1991·6 cites·3 claims
- 4238US2005221886A1Dice eye number determination method, dice eye number determination apparatus, game apparatus using same, and dice eye number determination game systemHUDSON SOFT CO LTD·Filed 2005·Application pending·0 cites
- 4337US5855512AMethod for programming television-gameHUDSON SOFT CO LTD·Filed 1996·Granted Jan 5, 1999·9 cites·8 claims
- 4436US6453286B1Computer system for processing image and sound data using ADPCM stereo codingHUDSON SOFT CO LTD·Filed 1997·Granted Sep 17, 2002·3 cites·1 claims
- 4536US5845242AComputer system for processing image and sound dataHUDSON SOFT CO LTD·Filed 1997·Granted Dec 1, 1998·3 cites·1 claims
- 4636US5781183AImage processing apparatus including selecting function for displayed colorsHUDSON SOFT CO LTD·Filed 1997·Granted Jul 14, 1998·8 cites·2 claims
- 4735US6208333B1Image processing system including image data compressionHUDSON SOFT CO LTD·Filed 1997·Granted Mar 27, 2001·6 cites·3 claims
- 4835US5838295AMethod for scrolling images on a screenHUDSON SOFT CO LTD·Filed 1996·Granted Nov 17, 1998·4 cites·4 claims
- 4935US5692099AComputer system including recovery function of ADPCM sound dataHUDSON SOFT CO LTD·Filed 1995·Granted Nov 25, 1997·5 cites·2 claims
- 5035US5528388AColor correction method based on average brightness of pixels grouped into brightness rangesHUDSON SOFT CO LTD·Filed 1994·Granted Jun 18, 1996·5 cites·6 claims
Showing the top 50 of 62 patent records by PatentIndex Score.
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