Inventor · disambiguated record
Yoichiro Koyama
Also filed as: KOYAMA YOICHIRO
5 granted patents·9 citations·filing 2009–2013
70Inventor score
Top patents by PatentIndex Score
5 records- 0160US9802801B2Stacker craneMURATA MACHINERY LTD·Filed 2013·Granted Oct 31, 2017·3 cites·9 claims
- 0260US9731949B2Elevating apparatusMURATA MACHINERY LTD·Filed 2013·Granted Aug 15, 2017·3 cites·8 claims
- 0352US9834422B2Stacker craneMURATA MACHINERY LTD·Filed 2013·Granted Dec 5, 2017·2 cites·10 claims
- 0450US9725288B2Stacker craneMURATA MACHINERY LTD·Filed 2013·Granted Aug 8, 2017·1 cites·9 claims
- 0534US9260242B2Transfer apparatusKOYAMA YOICHIRO·Filed 2009·Granted Feb 16, 2016·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →