Inventor · disambiguated record
Shigeo Sugawara
Also filed as: SUGAWARA SHIGEO
3 granted patents·99 citations·filing 1982–2010
73Inventor score
Top patents by PatentIndex Score
3 records- 0182US4902934APlasma apparatusSUMITOMO METAL IND·Filed 1988·Granted Feb 20, 1990·77 cites·5 claims
- 0269US9079053B2Water flow detection deviceKARIHARA YUKINORI·Filed 2010·Granted Jul 14, 2015·5 cites·28 claims
- 0363US4471990ARailroad car wheelSUMITOMO METAL IND·Filed 1982·Granted Sep 18, 1984·17 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →