Inventor · disambiguated record
Tokuhiro Niwa
Also filed as: NIWA TOKUHIRO
10 granted patents·377 citations·filing 1987–2003
92Inventor score
Files withHITACHI LTD10
Top patents by PatentIndex Score
10 records- 0182US6505311B1Network system having function of changing route upon failureHITACHI LTD·Filed 2000·Granted Jan 7, 2003·28 cites·20 claims
- 0281US6148411ANetwork system having function of changing route upon failureHITACHI LTD·Filed 1999·Granted Nov 14, 2000·92 cites·22 claims
- 0380US6032266ANetwork system having function of changing route upon failureHITACHI LTD·Filed 1997·Granted Feb 29, 2000·89 cites·16 claims
- 0476US6212164B1ATM switch congestion control method of connection setup requests and priority control method for receiving connection requestsHITACHI LTD·Filed 1997·Granted Apr 3, 2001·56 cites·19 claims
- 0570US4769807ALoop back control systemHITACHI LTD·Filed 1987·Granted Sep 6, 1988·38 cites·7 claims
- 0667US5046039ABuffer management systemHITACHI LTD·Filed 1988·Granted Sep 3, 1991·33 cites·14 claims
- 0766US7243258B2Network system having function of changing route upon failureHITACHI LTD·Filed 2003·Granted Jul 10, 2007·7 cites·16 claims
- 0862US6647509B2Network system having function of changing route upon failureHITACHI LTD·Filed 2002·Granted Nov 11, 2003·5 cites·17 claims
- 0955US5327425ANetwork synchronization control system and control methodHITACHI LTD·Filed 1992·Granted Jul 5, 1994·24 cites·11 claims
- 1054US7031307B2Packet routing apparatus having label switching functionHITACHI LTD·Filed 2002·Granted Apr 18, 2006·5 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →