Inventor · disambiguated record
Naoki Sekiyama
Also filed as: SEKIYAMA NAOKI
5 granted patents·0 citations·filing 2021–2021
58Inventor score
Technology areasE21D
Files withKOMATSU MFG CO LTD5
Top patents by PatentIndex Score
5 records- 0156US12276197B2Tunnel excavation deviceKOMATSU MFG CO LTD·Filed 2021·Granted Apr 15, 2025·0 cites·11 claims
- 0255US12173608B2Tunnel excavation deviceKOMATSU MFG CO LTD·Filed 2021·Granted Dec 24, 2024·0 cites·9 claims
- 0354US12258864B2Tunnel excavation deviceKOMATSU MFG CO LTD·Filed 2021·Granted Mar 25, 2025·0 cites·17 claims
- 0452US12173607B2Tunnel excavation deviceKOMATSU MFG CO LTD·Filed 2021·Granted Dec 24, 2024·0 cites·7 claims
- 0550US12435629B2Tunnel excavation deviceKOMATSU MFG CO LTD·Filed 2021·Granted Oct 7, 2025·0 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →