Inventor · disambiguated record
Yoshikazu Yokoyama
Also filed as: YOKOYAMA YOSHIKAZU
10 granted patents·84 citations·filing 2001–2019
87Inventor score
Top patents by PatentIndex Score
10 records- 0181US6863135B2Electric power toolHITACHI KOKI KK·Filed 2003·Granted Mar 8, 2005·15 cites·12 claims
- 0276USD591916SEngine blowerHITACHI KOKI KK·Filed 2008·Granted May 5, 2009·21 cites·1 claims
- 0375USD638035SEngine blowerHITACHI KOKI KK·Filed 2010·Granted May 17, 2011·23 cites·1 claims
- 0470US9144923B2Portable cutting machineHITACHI KOKI KK·Filed 2013·Granted Sep 29, 2015·3 cites·7 claims
- 0568US6909207B2Electric tool and its insulating methodHITACHI KOKI KK·Filed 2002·Granted Jun 21, 2005·15 cites·13 claims
- 0658US8984710B2Blower apparatus and an air conveying apparatusYOKOYAMA YOSHIKAZU·Filed 2011·Granted Mar 24, 2015·3 cites·10 claims
- 0757US11926011B2Powered toolKOKI HOLDINGS CO LTD·Filed 2019·Granted Mar 12, 2024·0 cites·20 claims
- 0855US11780071B2Power toolKOKI HOLDINGS CO LTD·Filed 2018·Granted Oct 10, 2023·0 cites·10 claims
- 0951US6619410B2Electric power toolHITACHI KOKI KK·Filed 2001·Granted Sep 16, 2003·4 cites·6 claims
- 1049US12030129B2Working machineKOKI HOLDINGS CO LTD·Filed 2019·Granted Jul 9, 2024·0 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →