Inventor · disambiguated record
Yoshikazu Ozaki
Also filed as: OZAKI YOSHIKAZU
4 granted patents·85 citations·filing 1991–2004
79Inventor score
Files withNITTO KOHKI CO4
Top patents by PatentIndex Score
4 records- 0181US6655498B1Pipe coupling and drain plug for engine oil changeNITTO KOHKI CO·Filed 2000·Granted Dec 2, 2003·23 cites·9 claims
- 0270US7028983B2Coupling member of a pipe coupling and valve body used in a coupling memberNITTO KOHKI CO·Filed 2004·Granted Apr 18, 2006·19 cites·2 claims
- 0355US5144979ATube coupler and a valve for a tube couplerNITTO KOHKI CO·Filed 1991·Granted Sep 8, 1992·22 cites·4 claims
- 0451US5423515ASocket of pipe jointNITTO KOHKI CO·Filed 1994·Granted Jun 13, 1995·21 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →