Inventor · disambiguated record
Masashi Hiraiwa
Also filed as: HIRAIWA MASASHI
10 granted patents·1 pending application·162 citations·filing 1990–2001
90Inventor score
Files withHITACHI LTD10
Top patents by PatentIndex Score
11 records- 0169US5734653ACell/ packet assembly and disassembly apparatus and network systemHITACHI LTD·Filed 1996·Granted Mar 31, 1998·37 cites·6 claims
- 0266US5737314AATM exchange, ATM multiplexer and network trunk apparatusHITACHI LTD·Filed 1996·Granted Apr 7, 1998·32 cites·13 claims
- 0355US5317633AExchanging system and method of establishing data call thereofHITACHI LTD·Filed 1990·Granted May 31, 1994·24 cites·9 claims
- 0453US5420854ADigital interface systemHITACHI LTD·Filed 1993·Granted May 30, 1995·19 cites·7 claims
- 0547US5774466ARegulation method and apparatus for ATM cell delay variationHITACHI LTD·Filed 1995·Granted Jun 30, 1998·8 cites·9 claims
- 0644US2002034163A1Regulation method and apparatus for ATM cell delay variationFiled 2001·Application pending·0 cites
- 0741US5333187ASwitching system for electronic switcherHITACHI LTD·Filed 1992·Granted Jul 26, 1994·14 cites·11 claims
- 0839US5533022ADigital interface system for offices connected by plural digital linesHITACHI LTD·Filed 1995·Granted Jul 2, 1996·7 cites·16 claims
- 0939US5490135AMethod and system for arranging common channel signal network through ISDNHITACHI LTD·Filed 1990·Granted Feb 6, 1996·11 cites·7 claims
- 1037US6021134ACell/packet assembly and disassembly apparatus and network systemHITACHI LTD·Filed 1997·Granted Feb 1, 2000·10 cites·11 claims
- 1129US6335917B1Regulation method and apparatus for ATM cell delay variationHITACHI LTD·Filed 1998·Granted Jan 1, 2002·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →