Inventor · disambiguated record
Takahiko Kozaki
Also filed as: KOZAKI TAKAHIKO
52 granted patents·2 pending applications·2,437 citations·filing 1985–2004
99Inventor score
Files withHITACHI LTD51
Top patents by PatentIndex Score
54 records- 0197US4975906ANetwork systemHITACHI LTD·Filed 1989·Granted Dec 4, 1990·217 cites·12 claims
- 0295US5422858ASemiconductor integrated circuitHITACHI LTD·Filed 1994·Granted Jun 6, 1995·147 cites·8 claims
- 0393US4947388ACell switching system of asynchronous transfer modeHITACHI LTD·Filed 1989·Granted Aug 7, 1990·149 cites·7 claims
- 0488US6021128AAsynchronous transfer mode switching systemHITACHI LTD·Filed 1997·Granted Feb 1, 2000·112 cites·23 claims
- 0587US4964119AMethod and system for packet exchangeHITACHI LTD·Filed 1989·Granted Oct 16, 1990·87 cites·14 claims
- 0686US6611527B1Packet switching apparatus with a common bufferHITACHI LTD·Filed 2000·Granted Aug 26, 2003·61 cites·9 claims
- 0786US5144622ANetwork systemHITACHI LTD·Filed 1990·Granted Sep 1, 1992·137 cites·29 claims
- 0885US5838677ASwitching system having means for congestion control by monitoring packets in a shared buffer and by suppressing the reading of packets from input buffersHITACHI LTD·Filed 1996·Granted Nov 17, 1998·170 cites·42 claims
- 0985US5530698AATM switching system and cell control methodHITACHI LTD·Filed 1994·Granted Jun 25, 1996·78 cites·18 claims
- 1085US5365519AATM switch1ng system connectable to I/O links having different transmission ratesHITACHI LTD·Filed 1992·Granted Nov 15, 1994·73 cites·10 claims
- 1181US7023799B2Leaky bucket type traffic shaper and bandwidth controllerHITACHI LTD·Filed 2002·Granted Apr 4, 2006·36 cites·16 claims
- 1281US6463057B1ATM cell switching systemHITACHI LTD·Filed 2000·Granted Oct 8, 2002·10 cites·7 claims
- 1381US5768274ACell multiplexer having cell delineation functionHITACHI LTD·Filed 1996·Granted Jun 16, 1998·53 cites·16 claims
- 1480US6907001B1Packet switch for switching variable length packets in the form of ATM cellsHITACHI LTD·Filed 1999·Granted Jun 14, 2005·124 cites·10 claims
- 1578US6977941B2Shared buffer type variable length packet switchHITACHI LTD·Filed 2001·Granted Dec 20, 2005·34 cites·16 claims
- 1678US5394397AShared buffer memory type ATM communication system and method with a broadcast facilityHITACHI LTD·Filed 1993·Granted Feb 28, 1995·89 cites·13 claims
- 1777US6075767AAsynchronous transmission mode (ATM) handlerHITACHI LTD·Filed 1997·Granted Jun 13, 2000·60 cites·4 claims
- 1877US5280475ATraffic shaping method and circuitHITACHI LTD·Filed 1991·Granted Jan 18, 1994·83 cites·16 claims
- 1977US5184346ASwitching systemHITACHI LTD·Filed 1990·Granted Feb 2, 1993·90 cites·21 claims
- 2076US5570368ACell multiplexer having cell delineation functionHITACHI LTD·Filed 1995·Granted Oct 29, 1996·89 cites·37 claims
- 2173US5410540AShared-buffer-type ATM switch having copy function and copy method thereofHITACHI LTD·Filed 1993·Granted Apr 25, 1995·68 cites·14 claims
- 2270US5799014AATM cell switching systemHITACHI LTD·Filed 1994·Granted Aug 25, 1998·30 cites·20 claims
- 2367US5124977ASwitching system for switching cells having error detection apparatusHITACHI LTD·Filed 1990·Granted Jun 23, 1992·37 cites·36 claims
- 2465US5099475ASwitching systemHITACHI LTD·Filed 1990·Granted Mar 24, 1992·49 cites·15 claims
- 2563US7023849B2Packet switching apparatus, method of transmitting multicast packet at packet switching apparatus, and setup method of packet switching apparatusHITACHI LTD·Filed 2001·Granted Apr 4, 2006·8 cites·3 claims
- 2662US5500851AFixed-length packet switching system adapted for function testHITACHI LTD·Filed 1994·Granted Mar 19, 1996·46 cites·20 claims
- 2762US4796296APCM coder and decoder having function of two-wire/four-wire conversionHITACHI LTD·Filed 1985·Granted Jan 3, 1989·26 cites·5 claims
- 2860US5710770AATM cell switching systemHITACHI LTD·Filed 1995·Granted Jan 20, 1998·22 cites·7 claims
- 2959US6850485B2Packet handlerHITACHI LTD·Filed 2001·Granted Feb 1, 2005·4 cites·2 claims
- 3059US5903544APacket handlerHITACHI LTD·Filed 1997·Granted May 11, 1999·31 cites·12 claims
- 3157US5557621AATM switch and control method thereofHITACHI LTD·Filed 1991·Granted Sep 17, 1996·21 cites·14 claims
- 3254US6389026B1ATM switching system and cell control methodHITACHI LTD·Filed 1998·Granted May 14, 2002·18 cites·16 claims
- 3354US6339596B1ATM cell switching systemHITACHI LTD·Filed 1997·Granted Jan 15, 2002·16 cites·10 claims
- 3454US5214640AHigh-speed packet switching systemHITACHI LTD·Filed 1990·Granted May 25, 1993·28 cites·15 claims
- 3552US6252877B1ATM switching system and cell control methodHITACHI LTD·Filed 1998·Granted Jun 26, 2001·16 cites·14 claims
- 3651US4787080APCM coder and decoder circuit having digital balancing networkHITACHI LTD·Filed 1986·Granted Nov 22, 1988·13 cites·3 claims
- 3750US6021130AATM switching system and cell control methodHITACHI LTD·Filed 1998·Granted Feb 1, 2000·15 cites·7 claims
- 3849US7502380B2Packet handlerHITACHI LTD·Filed 2004·Granted Mar 10, 2009·0 cites·5 claims
- 3947US7095726B2ATM switching system and cell control methodHITACHI LTD·Filed 2001·Granted Aug 22, 2006·0 cites·26 claims
- 4047US6067654AATM switch and control method thereofHITACHI LTD·Filed 1999·Granted May 23, 2000·14 cites·8 claims
- 4146US6396831B1ATM cell switching systemHITACHI LTD·Filed 2000·Granted May 28, 2002·0 cites·5 claims
- 4246US5886982AATM switching system and cell control methodHITACHI LTD·Filed 1996·Granted Mar 23, 1999·11 cites·5 claims
- 4344US6002668ACell output control apparatus and methodHITACHI LTD·Filed 1997·Granted Dec 14, 1999·14 cites·11 claims
- 4444US2003206525A1Cell output control apparatus and methodFiled 2001·Application pending·0 cites
- 4541US5818853AATM switch and control method thereofHITACHI LTD·Filed 1996·Granted Oct 6, 1998·9 cites·4 claims
- 4639US6507584B1ATM switchHITACHI LTD·Filed 1998·Granted Jan 14, 2003·13 cites·2 claims
- 4739US6327244B1Packet handlerFiled 1998·Granted Dec 4, 2001·9 cites·2 claims
- 4834US5983386AATM switch and control method thereofHITACHI LTD·Filed 1998·Granted Nov 9, 1999·3 cites·7 claims
- 4934US5923657AATM switching system and cell control methodHITACHI LTD·Filed 1998·Granted Jul 13, 1999·6 cites·11 claims
- 5033USRE36751EATM switching system connectable to I/O links having different transmission ratesHITACHI LTD·Filed 1995·Granted Jun 27, 2000·2 cites·10 claims
Showing the top 50 of 54 patent records by PatentIndex Score.
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