Inventor

NISHIDA TOMIO

JP3 patents

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

POLUTION SCIENCES LAB INC

1 patent

US5516974AMay 14, 1996

Treating agent for making harmless and immobilizing fly ash containing noxious metals and a method for the immobilizing treatment using it

POLUTION SCIENCES LAB INC23 citations84

EN TECH RESEARCH INST INC

1 patent

US5387740AFeb 7, 1995

Immobilization agent for industrial waste

EN TECH RESEARCH INST INC30 citations84

KANEGAFUCHI CHEMICAL IND

1 patent

US5609558AMar 11, 1997

Waste-treating material

KANEGAFUCHI CHEMICAL IND12 citations70