Inventor

TOKUMASU HIROYUKI

JP3 patents

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

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

1 patent

US4337097AJun 29, 1982

Method for making a selective absorption film for solar energy

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD21 citations77

MITSUBISHI HEAVY IND LTD

1 patent

US11060610B2Jul 13, 2021

Multistage shaft sealing apparatus and rotary machine

MITSUBISHI HEAVY IND LTD0 citations47

MATSUSHITA ECO TECHNOLOGY CT C

1 patent

US7161151B2Jan 9, 2007

Plastic identifying method

MATSUSHITA ECO TECHNOLOGY CT C0 citations27