Inventor · disambiguated record
Norio Ohsawa
Also filed as: OHSAWA NORIO
5 granted patents·29 citations·filing 2006–2010
78Inventor score
Top patents by PatentIndex Score
5 records- 0188US7654763B2Mechanical pencilMITSUBISHI PENCIL CO·Filed 2007·Granted Feb 2, 2010·10 cites·12 claims
- 0284US7815385B2Mechanical pencilMITSUBISHI PENCIL CO·Filed 2009·Granted Oct 19, 2010·7 cites·4 claims
- 0376US8337107B2Mechanical pencilOHSAWA NORIO·Filed 2008·Granted Dec 25, 2012·8 cites·12 claims
- 0474US8328446B2Mechanical pencilIZAWA HIROTAKE·Filed 2010·Granted Dec 11, 2012·2 cites·3 claims
- 0567US8043686B2Method of moulding composite member, and composite memberMITSUBISHI PENCIL CO·Filed 2006·Granted Oct 25, 2011·2 cites·5 claims
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