Inventor · disambiguated record
Shigeki Hayakawa
Also filed as: HAYAKAWA SHIGEKI
4 granted patents·2 citations·filing 2009–2011
56Inventor score
Technology areasG03G
Top patents by PatentIndex Score
4 records- 0156US8081902B2Image-forming device with detachable belt unitHAYAKAWA SHIGEKI·Filed 2009·Granted Dec 20, 2011·2 cites·14 claims
- 0238US9110410B2Image forming apparatus including a belt unit and an urging memberYAMAGUCHI WATARU·Filed 2011·Granted Aug 18, 2015·0 cites·15 claims
- 0332US8155559B2Image-forming deviceHAYAKAWA SHIGEKI·Filed 2009·Granted Apr 10, 2012·0 cites·16 claims
- 0430US8666283B2Image forming apparatus having a pressing member that presses a belt unit for positioning in a main bodyHAYAKAWA SHIGEKI·Filed 2010·Granted Mar 4, 2014·0 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →