Inventor · disambiguated record
Naoyuki Izawa
Also filed as: IZAWA NAOYUKI
11 granted patents·555 citations·filing 1990–1999
93Inventor score
Files withFUJITSU LTD11
Top patents by PatentIndex Score
11 records- 0185US5251204ATransmission test system in a broadband ISDNFUJITSU LTD·Filed 1991·Granted Oct 5, 1993·73 cites·9 claims
- 0283US6333932B1Connectionless communications system, its test method, and intra-station control systemFUJITSU LTD·Filed 1995·Granted Dec 25, 2001·143 cites·13 claims
- 0374US5313453AApparatus for testing ATM channelsFUJITSU LTD·Filed 1992·Granted May 17, 1994·72 cites·18 claims
- 0470US5153578AApparatus and method for establishing identical data in dual atm switchesFUJITSU LTD·Filed 1990·Granted Oct 6, 1992·62 cites·20 claims
- 0567US5295134AIn-service activator for a broadband exchangerFUJITSU LTD·Filed 1992·Granted Mar 15, 1994·50 cites·12 claims
- 0665US5521924ATelephone subscriber accomodation system in a broadband networkFUJITSU LTD·Filed 1995·Granted May 28, 1996·58 cites·11 claims
- 0753US7551612B2Intra-station control system for connectionless communications systemFUJITSU LTD·Filed 1999·Granted Jun 23, 2009·30 cites·2 claims
- 0851US5796734ASimultaneously-occuring message control device in a communications system where a message is transmitted using a plurality of data unitsFUJITSU LTD·Filed 1996·Granted Aug 18, 1998·30 cites·10 claims
- 0943US6477141B1Communication path quality monitoring method and quality monitoring apparatusFUJITSU LTD·Filed 1999·Granted Nov 5, 2002·18 cites·8 claims
- 1043US5444658AElastic store memory circuitFUJITSU LTD·Filed 1994·Granted Aug 22, 1995·9 cites·12 claims
- 1137US5784274ASystem and method for monitoring errors occurring in data processed by a duplexed communication apparatusFUJITSU LTD·Filed 1996·Granted Jul 21, 1998·10 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →