Inventor · disambiguated record
Katsuichi Ohara
Also filed as: OHARA KATSUICHI
11 granted patents·478 citations·filing 1990–2002
92Inventor score
Files withFUJITSU LTD11
Top patents by PatentIndex Score
11 records- 0196US5189410ADigital cross connect systemFUJITSU LTD·Filed 1990·Granted Feb 23, 1993·204 cites·7 claims
- 0277US7398018B2Optical transmission equipmentFUJITSU LTD·Filed 2002·Granted Jul 8, 2008·14 cites·4 claims
- 0375US5495472AMethods and apparatus for utilizing protection paths as additional working paths in switched ring network systemsFUJITSU LTD·Filed 1994·Granted Feb 27, 1996·45 cites·8 claims
- 0472US5523703AMethod and apparatus for controlling termination of current driven circuitsFUJITSU LTD·Filed 1994·Granted Jun 4, 1996·64 cites·30 claims
- 0569US5144297ADigital cross connection apparatusFUJITSU LTD·Filed 1991·Granted Sep 1, 1992·59 cites·11 claims
- 0657US6009076ARepeating installationFUJITSU LTD·Filed 1996·Granted Dec 28, 1999·21 cites·13 claims
- 0756US6321284B1Multiprocessor system with multiple memory buses for access to shared memoriesFUJITSU LTD·Filed 1999·Granted Nov 20, 2001·31 cites·3 claims
- 0854US6314097B1Transmission deviceFUJITSU LTD·Filed 1997·Granted Nov 6, 2001·34 cites·6 claims
- 0948US7133370B2Network topology collection deviceFUJITSU LTD·Filed 2002·Granted Nov 7, 2006·3 cites·18 claims
- 1036US7342946B2Device for processing data signals, method thereof, and device for multiplexing data signalsFUJITSU LTD·Filed 2002·Granted Mar 11, 2008·0 cites·6 claims
- 1129US5731639AApparatus for connecting power sources with plug-in unitFUJITSU LTD·Filed 1994·Granted Mar 24, 1998·3 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →