Inventor · disambiguated record
Kozo Sonobe
Also filed as: SONOBE KOZO
3 granted patents·21 citations·filing 1988–1993
67Inventor score
Files withNIPPON CHEMICAL IND3
Top patents by PatentIndex Score
3 records- 0147US4882303AModified steel slag and method of manufacturing the sameNIPPON CHEMICAL IND·Filed 1988·Granted Nov 21, 1989·7 cites·8 claims
- 0242US5187126ASlag treatment materialNIPPON CHEMICAL IND·Filed 1990·Granted Feb 16, 1993·12 cites·1 claims
- 0326USRE34912ESlag treatment materialNIPPON CHEMICAL IND·Filed 1993·Granted Apr 18, 1995·2 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →