Inventor · disambiguated record
Seiji Kachi
Also filed as: KACHI SEIJI
7 granted patents·5 pending applications·261 citations·filing 1991–2005
87Inventor score
Files withNEC CORP12
Top patents by PatentIndex Score
12 records- 0188US5457808APoint-to-multipoint communication network capable of retransmitting a multicast signalNEC CORP·Filed 1993·Granted Oct 10, 1995·112 cites·1 claims
- 0284US5245612ASpread packet communication systemNEC CORP·Filed 1991·Granted Sep 14, 1993·89 cites·10 claims
- 0367US7729324B2Method of limiting communication access between wireless LAN terminalsNEC CORP·Filed 2003·Granted Jun 1, 2010·13 cites·16 claims
- 0456US5473642AData communication using single logical link for broadcast sessionNEC CORP·Filed 1993·Granted Dec 5, 1995·32 cites·12 claims
- 0542US2003227912A1Voice packet preferential control equipment and control method thereofNEC CORP·Filed 2003·Application pending·0 cites
- 0641US2003131082A1Wireless lan system, an access point apparatus and a managing method of a wireless lan system, which can determine the system manager without making the process for the authentication troublesomeNEC CORP·Filed 2003·Application pending·0 cites
- 0740US2006018480A1Method for preventing eavesdropping in wireless communication systemNEC CORP·Filed 2005·Application pending·0 cites
- 0840US2002184248A1Method, device, and program for controlling file accessNEC CORP·Filed 2002·Application pending·0 cites
- 0940US2006002559A1Method for preventing eavesdropping in wireless communication systemNEC CORP·Filed 2005·Application pending·0 cites
- 1034US6275952B1Information transmission system and information transmission apparatusNEC CORP·Filed 1999·Granted Aug 14, 2001·8 cites·12 claims
- 1130US5949702AMemory mounting judgment circuitNEC CORP·Filed 1998·Granted Sep 7, 1999·4 cites·13 claims
- 1228US5602859AStart-stop synchronous communicating method capable of correcting improper synchronization and system using the sameNEC CORP·Filed 1994·Granted Feb 11, 1997·3 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →