Inventor · disambiguated record

Norikazu Seki

Also filed as: SEKI NORIKAZU

2 granted patents·13 citations·filing 1974–2017

50Inventor score

Technology areasE21B F01M

Files withROKI CO LTD1 TEKKEN CONSTR CO1

Top patents by PatentIndex Score

2 records

0146US10625189B2Oil separatorROKI CO LTD·Filed 2017·Granted Apr 21, 2020·0 cites·4 claims
0242US3946605AApparatus and method of measuring fluctuations of excavated mud amount in a slurry lineTEKKEN CONSTR CO·Filed 1974·Granted Mar 30, 1976·13 cites·12 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →