Inventor · disambiguated record
Tadao Karakama
Also filed as: KARAKAMA TADAO
23 granted patents·337 citations·filing 1981–1995
96Inventor score
Files withKOMATSU MFG CO LTD23
Top patents by PatentIndex Score
23 records- 0192US5481872AHydraulic circuit for operating plural actuators and its pressure compensating valve and maximum load pressure detectorKOMATSU MFG CO LTD·Filed 1992·Granted Jan 9, 1996·50 cites·23 claims
- 0278US6026730AFlow control apparatus in a hydraulic circuitKOMATSU MFG CO LTD·Filed 1994·Granted Feb 22, 2000·41 cites·16 claims
- 0375US4517800AHydraulic control system for off-highway self-propelled work machinesKOMATSU MFG CO LTD·Filed 1981·Granted May 21, 1985·27 cites·11 claims
- 0472US5259192AHydraulic circuit systemKOMATSU MFG CO LTD·Filed 1991·Granted Nov 9, 1993·22 cites·8 claims
- 0566US5558127AHydraulic pilot valveKOMATSU MFG CO LTD·Filed 1992·Granted Sep 24, 1996·21 cites·16 claims
- 0665US5533334APressurized fluid supply systemKOMATSU MFG CO LTD·Filed 1993·Granted Jul 9, 1996·16 cites·12 claims
- 0761US4633666AIntegrated hydraulic systemKOMATSU MFG CO LTD·Filed 1984·Granted Jan 6, 1987·13 cites·1 claims
- 0859US5673557ADisplacement control system for variable displacement type hydraulic pumpKOMATSU MFG CO LTD·Filed 1994·Granted Oct 7, 1997·15 cites·9 claims
- 0958US5622206AMultiple valve unit for pressurized fluid supply systemKOMATSU MFG CO LTD·Filed 1995·Granted Apr 22, 1997·17 cites·16 claims
- 1058US5253672AHydraulic pressure control systemKOMATSU MFG CO LTD·Filed 1989·Granted Oct 19, 1993·13 cites·7 claims
- 1154US5184646APilot valveKOMATSU MFG CO LTD·Filed 1990·Granted Feb 9, 1993·18 cites·5 claims
- 1253US5136930AApparatus for supplying pressure oil to hydraulic cylinders employed in working machinesKOMATSU MFG CO LTD·Filed 1989·Granted Aug 11, 1992·11 cites·1 claims
- 1352US5224589AOperating lever deviceKOMATSU MFG CO LTD·Filed 1991·Granted Jul 6, 1993·15 cites·14 claims
- 1446US5813310AWorking machine fall preventive valve apparatusKOMATSU MFG CO LTD·Filed 1995·Granted Sep 29, 1998·9 cites·20 claims
- 1544US5692427AFlow reinforcement directional control valve for a hydraulic circuitKOMATSU MFG CO LTD·Filed 1994·Granted Dec 2, 1997·10 cites·10 claims
- 1640US5409038AHydraulic circuit including pressure compensating valveKOMATSU MFG CO LTD·Filed 1992·Granted Apr 25, 1995·7 cites·6 claims
- 1739US5046400AControl valve systemKOMATSU MFG CO LTD·Filed 1989·Granted Sep 10, 1991·6 cites·2 claims
- 1837US5040565APilot operated control valve systemKOMATSU MFG CO LTD·Filed 1989·Granted Aug 20, 1991·5 cites·4 claims
- 1935US5255705AHydraulic pressure control systemKOMATSU MFG CO LTD·Filed 1988·Granted Oct 26, 1993·4 cites·6 claims
- 2035US5076144APoppet valve deviceKOMATSU MFG CO LTD·Filed 1989·Granted Dec 31, 1991·4 cites·10 claims
- 2132US4984603AFlow control valve assemblyKOMATSU MFG CO LTD·Filed 1989·Granted Jan 15, 1991·3 cites·4 claims
- 2231US5291821AHydraulic circuit for swivel working machineKOMATSU MFG CO LTD·Filed 1992·Granted Mar 8, 1994·8 cites·24 claims
- 2330US5056415APilot operated control valve system performing a support functionKOMATSU MFG CO LTD·Filed 1989·Granted Oct 15, 1991·2 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →