Inventor · disambiguated record

Keizo Shizuka

Also filed as: SHIZUKA KEIZO

3 granted patents·61 citations·filing 1989–1991

73Inventor score

Technology areasD03D

Files withNISSAN MOTOR3

Top patents by PatentIndex Score

3 records

0182US5251673AWeft sensing imaging system for weaving machineNISSAN MOTOR·Filed 1991·Granted Oct 12, 1993·31 cites·47 claims
0282US4989644AAutomatic mispicked weft yarn removal system for a fluid jet loomNISSAN MOTOR·Filed 1989·Granted Feb 5, 1991·19 cites·46 claims
0369US4969489AWeft threading system for fluid jet loom using the storage drum winding armNISSAN MOTOR·Filed 1989·Granted Nov 13, 1990·11 cites·12 claims

Join the waitlist — get patent alerts

Get an alert when Keizo Shizuka files or is granted a new patent.

We store only your email — no account needed. See our privacy policy.

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