Inventor · disambiguated record

Hajime Sumitomo

Also filed as: SUMITOMO HAJIME

2 granted patents·2 citations·filing 2006–2013

35Inventor score

Technology areasB29C G02B

Files withMITSUBISHI PENCIL CO2

Top patents by PatentIndex Score

2 records

0167US8043686B2Method of moulding composite member, and composite memberMITSUBISHI PENCIL CO·Filed 2006·Granted Oct 25, 2011·2 cites·5 claims
0249US9581764B2Optical coupling member and optical connector using the sameMITSUBISHI PENCIL CO·Filed 2013·Granted Feb 28, 2017·0 cites·9 claims

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