Inventor · disambiguated record

Iwao Katayama

Also filed as: KATAYAMA IWAO

2 granted patents·13 citations·filing 1977–1991

56Inventor score

Technology areasD01H G01N

Files withNISSHIN STEEL CO LTD1 TOYODA AUTOMATIC LOOM WORKS1

Top patents by PatentIndex Score

2 records

0169US4109451AMethod and device for removing impurities from a spinning rotor of an open-end spinning apparatusTOYODA AUTOMATIC LOOM WORKS·Filed 1977·Granted Aug 29, 1978·10 cites·7 claims
0226US5277781AZirconia oxygen sensorNISSHIN STEEL CO LTD·Filed 1991·Granted Jan 11, 1994·3 cites·4 claims

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