Inventor · disambiguated record
Ryoji Sakamoto
Also filed as: SAKAMOTO RYOJI
4 granted patents·271 citations·filing 1995–2000
81Inventor score
Files withSUMITOMO ELECTRIC INDUSTRIES4
Top patents by PatentIndex Score
4 records- 0191US5742480AOptical module circuit board having flexible structureSUMITOMO ELECTRIC INDUSTRIES·Filed 1995·Granted Apr 21, 1998·131 cites·13 claims
- 0289US5596665AOptical module having structure for defining fixing position of sleeveSUMITOMO ELECTRIC INDUSTRIES·Filed 1995·Granted Jan 21, 1997·102 cites·16 claims
- 0378US6555850B1Field-effect transistorSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Apr 29, 2003·26 cites·9 claims
- 0448US6333523B1Field-effect transistorSUMITOMO ELECTRIC INDUSTRIES·Filed 1999·Granted Dec 25, 2001·12 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →