Inventor · disambiguated record
Yoneo Hiwasa
Also filed as: HIWASA YONEO
5 granted patents·51 citations·filing 1991–2012
78Inventor score
Top patents by PatentIndex Score
5 records- 0181US8430977B2Hollow drilling steel rod and method of manufacturing the sameHISADA MASAYA·Filed 2012·Granted Apr 30, 2013·6 cites·2 claims
- 0276US9551190B2Excavation toolMITSUBISHI MATERIALS CORP·Filed 2012·Granted Jan 24, 2017·6 cites·12 claims
- 0352US5139099AExcavation toolMITSUBISHI MATERIALS CORP·Filed 1991·Granted Aug 18, 1992·31 cites·11 claims
- 0444US8550191B2Digging tool, digging bit, and deviceHIWASA YONEO·Filed 2008·Granted Oct 8, 2013·3 cites·13 claims
- 0527US5113954AExcavation toolMITSUBISHI MATERIALS CORP·Filed 1991·Granted May 19, 1992·5 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →