Inventor · disambiguated record
Tatsuhiko Shigematsu
Also filed as: SHIGEMATSU TATSUHIKO
2 granted patents·29 citations·filing 1986–1988
61Inventor score
Files withSUMITOMO METAL IND2
Top patents by PatentIndex Score
2 records- 0161US4846884AProcess for producing cold-bonded iron ore for use in a blast furnaceSUMITOMO METAL IND·Filed 1986·Granted Jul 11, 1989·17 cites·12 claims
- 0239US5032369AMethod of removing silicon from waste hydrochloric acid pickling solutions for steel stockSUMITOMO METAL IND·Filed 1988·Granted Jul 16, 1991·12 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →