Inventor
IHARA HIROYUKI
JP8 patents
⚠️ This page may combine multiple inventors who share the name “IHARA HIROYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI OIL CO
5 patentsUS4997556AMar 5, 1991
Oil filter I
MITSUBISHI OIL CO102 citations92
US4878924ANov 7, 1989
Integrated separator for solid and gas contaminants in engine oil
MITSUBISHI OIL CO50 citations92
US4865632ASep 12, 1989
Integrated separator for solid and gaseous contaminants in a fluid
MITSUBISHI OIL CO50 citations92
US4309191AJan 5, 1982
Coal-oil mixture
MITSUBISHI OIL CO15 citations65
US4495089AJan 22, 1985
Continuous process for the production of solvents for coal liquefaction
MITSUBISHI OIL CO0 citations38