Inventor

KATASHIMA SEIJI

JP4 patents

⚠️ This page may combine multiple inventors who share the name “KATASHIMA SEIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NANIWA PRODUCTS CO LTD

3 patents

US4572273AFeb 25, 1986

Blow plate and/or blow nozzle automatic cleaning device

NANIWA PRODUCTS CO LTD8 citations67

US4637450AJan 20, 1987

Entirely automatic, cold box type machine for molding an integral connecting core

NANIWA PRODUCTS CO LTD2 citations58

US4660709AApr 28, 1987

Entirely automatic, cold box type machine for molding an integral connecting core

NANIWA PRODUCTS CO LTD1 citations47

NANIWA PRODUCTS CO

1 patent

US4559989ADec 24, 1985

Entirely automatic, cold box type machine for molding an integral connecting core

NANIWA PRODUCTS CO9 citations65