Inventor · disambiguated record
Masatoshi Sumiyoshi
Also filed as: SUMIYOSHI MASATOSHI
3 granted patents·22 citations·filing 1991–2004
67Inventor score
Technology areasH04N
Files withTOSHIBA KK3
Top patents by PatentIndex Score
3 records- 0161US7082161B2Television/cinema scheme identification apparatus and identification methodTOSHIBA KK·Filed 2004·Granted Jul 25, 2006·10 cites·20 claims
- 0239US6667776B1Video signal processorTOSHIBA KK·Filed 1998·Granted Dec 23, 2003·10 cites·6 claims
- 0329US5231476ALuminance/chrominance separating apparatusTOSHIBA KK·Filed 1991·Granted Jul 27, 1993·2 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →