Inventor

YOSHIZUMI YUJI

JP3 patents

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

MITSUI MINING CO LTD

1 patent

US5330680AJul 19, 1994

Foliated fine graphite particles and method for preparing same

MITSUI MINING CO LTD70 citations92

MITSUBISHI OIL CO

1 patent

US5460713AOct 24, 1995

Process for producing low viscosity lubricating base oil having high viscosity index

MITSUBISHI OIL CO22 citations86

SOFTARD IND CO LTD

1 patent

US7112311B2Sep 26, 2006

Cooling method of hydrotreating plant and cooling unit therefor

SOFTARD IND CO LTD3 citations56