Inventor · disambiguated record

Toshikazu Igi

Also filed as: IGI TOSHIKAZU

1 granted patent·1 pending application·1 citations·filing 2014–2019

15Inventor score

Technology areasB29C E21B

Files withKANTO NATURAL GAS DEV CO LTD2

Top patents by PatentIndex Score

2 records

0143US9481156B2Long casing patch methodKANTO NATURAL GAS DEV CO LTD·Filed 2014·Granted Nov 1, 2016·1 cites·12 claims
0229US2022316287A1Method of supplying cement slurry and method of drilling or cementing of well using the sameKANTO NATURAL GAS DEV CO LTD·Filed 2019·Application pending·0 cites

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