Inventor

HIROHAMA SEIYA

JP5 patents

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

CHIYODA CHEM ENG CONSTRUCT CO

2 patents

US5304234AApr 19, 1994

Gas separation process and unit therefor

CHIYODA CHEM ENG CONSTRUCT CO45 citations88

US5534233AJul 9, 1996

Liquid flow control device, reactor using same and liquid flow control method

CHIYODA CHEM ENG CONSTRUCT CO19 citations79

JAPAN AS REPRESENTED BY MINIST

1 patent

US5185481AFeb 9, 1993

Method for the separation of impurities from crude ethanol aqueous solution

JAPAN AS REPRESENTED BY MINIST128 citations91

TSUSHO SANGYOSHO KISO SANGYO

1 patent

US5284983AFeb 8, 1994

Process for purifying aqueous crude ethanol solution

TSUSHO SANGYOSHO KISO SANGYO57 citations89

AVEVA SOFTWARE LLC

1 patent

US12260349B2Mar 25, 2025

Interactive guidance system for selecting thermodynamics methods in process simulations

AVEVA SOFTWARE LLC0 citations44