Inventor · disambiguated record
Toyohiro Maeda
Also filed as: MAEDA TOYOHIRO
3 granted patents·12 citations·filing 1983–1989
63Inventor score
Files withOSAKA GAS CO LTD3
Top patents by PatentIndex Score
3 records- 0146US4640761AProcess for preparing pitchOSAKA GAS CO LTD·Filed 1983·Granted Feb 3, 1987·7 cites·30 claims
- 0230US4859382AProcess for preparing carbon fibers elliptical in sectionOSAKA GAS CO LTD·Filed 1987·Granted Aug 22, 1989·3 cites·8 claims
- 0329US4986895AProcess for treating coal tar or coal tar pitchOSAKA GAS CO LTD·Filed 1989·Granted Jan 22, 1991·2 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →