Inventor · disambiguated record
Yasunori Katayama
Also filed as: KATAYAMA YASUNORI
21 granted patents·1,273 citations·filing 1980–2021
97Inventor score
Top patents by PatentIndex Score
21 records- 0197US4736296AMethod and apparatus of intelligent guidance in natural languageHITACHI LTD·Filed 1984·Granted Apr 5, 1988·250 cites·14 claims
- 0296US5333240ANeural network state diagnostic system for equipmentHITACHI LTD·Filed 1990·Granted Jul 26, 1994·234 cites·23 claims
- 0393US5109509ASystem for processing natural language including identifying grammatical rule and semantic concept of an undefined wordHITACHI LTD·Filed 1988·Granted Apr 28, 1992·232 cites·4 claims
- 0492US5430642AControl device for controlling a controlled apparatus, and a control method thereforHITACHI LTD·Filed 1991·Granted Jul 4, 1995·117 cites·34 claims
- 0592US4350225AElevator control systemHITACHI LTD·Filed 1980·Granted Sep 21, 1982·43 cites·20 claims
- 0690US4367811AElevator control systemHITACHI LTD·Filed 1981·Granted Jan 11, 1983·40 cites·9 claims
- 0787US5303385AControl system having optimality decision meansHITACHI LTD·Filed 1990·Granted Apr 12, 1994·23 cites·16 claims
- 0884US4378059AAbnormal elevator speed detectorHITACHI LTD·Filed 1981·Granted Mar 29, 1983·33 cites·8 claims
- 0977US5541832AControl device for controlling a controlled apparatus, and a control method thereforHITACHI LTD·Filed 1995·Granted Jul 30, 1996·39 cites·7 claims
- 1076US5414619AMethod and device for controlling object to be controlled using learning functionHITACHI LTD·Filed 1993·Granted May 9, 1995·46 cites·20 claims
- 1172US4387436AMethod and apparatus for detecting elevator car positionHITACHI LTD·Filed 1980·Granted Jun 7, 1983·23 cites·8 claims
- 1270US5930136AControl device for controlling a controlled apparatus, and a control method thereforHITACHI LTD·Filed 1997·Granted Jul 27, 1999·39 cites·24 claims
- 1367US5812389APower distribution control systemHITACHI LTD·Filed 1995·Granted Sep 22, 1998·33 cites·2 claims
- 1466US4553640AController for elevatorHITACHI LTD·Filed 1982·Granted Nov 19, 1985·17 cites·18 claims
- 1564US5331565AControl system having optimality decision meansHITACHI LTD·Filed 1993·Granted Jul 19, 1994·21 cites·6 claims
- 1661US4983875AActuatorHITACHI LTD·Filed 1989·Granted Jan 8, 1991·28 cites·27 claims
- 1759US5375448ANon-interference control method and deviceHITACHI LTD·Filed 1993·Granted Dec 27, 1994·21 cites·6 claims
- 1853US12078508B2Method for generating map and map generation deviceDENSO CORP·Filed 2021·Granted Sep 3, 2024·0 cites·9 claims
- 1947US6073054AInformation processing systemHITACHI LTD·Filed 1995·Granted Jun 6, 2000·14 cites·2 claims
- 2037US5553003ADistributed control systemHITACHI LTD·Filed 1993·Granted Sep 3, 1996·14 cites·7 claims
- 2133US4661757AController for AC elevatorHITACHI LTD·Filed 1984·Granted Apr 28, 1987·6 cites·11 claims
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