Inventor · disambiguated record
Yoji Sekiguchi
Also filed as: SEKIGUCHI YOJI
4 granted patents·135 citations·filing 1977–1999
80Inventor score
Top patents by PatentIndex Score
4 records- 0188US4114773AFeeding device of a concrete block splitting apparatusKATSURA MACHINE CO·Filed 1977·Granted Sep 19, 1978·56 cites·8 claims
- 0285US4193754AVibrating apparatus for forming concrete blocksKATSURA MACHINE CO·Filed 1978·Granted Mar 18, 1980·37 cites·6 claims
- 0369US6499985B1Apparatus for changing a mold box for a concrete block molding machineKATSURA MACHINE CO·Filed 1999·Granted Dec 31, 2002·26 cites·3 claims
- 0446US6321610B1Vibration apparatus for a variable amplitude type vibration tableKEI KK·Filed 1999·Granted Nov 27, 2001·16 cites·12 claims
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