Inventor

KATOU SEIJI

JP3 patents

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

CALSONIC CORP

1 patent

US5967193AOct 19, 1999

Flexible pipe unit for use in exhaust pipe line of automotive engine

CALSONIC CORP29 citations89

TOKUYAMA CORP

1 patent

US12275642B2Apr 15, 2025

Silicon core wire for depositing polycrystalline silicon and production method therefor

TOKUYAMA CORP0 citations56

SANYO ELECTRIC CO

1 patent

US4882630ANov 21, 1989

Printing apparatus and facsimile equipment

SANYO ELECTRIC CO5 citations56