Inventor · disambiguated record
Yukinari Fukumoto
Also filed as: FUKUMOTO YUKINARI
7 granted patents·115 citations·filing 2003–2007
85Inventor score
Files withSANKEN ELECTRIC CO LTD7
Top patents by PatentIndex Score
7 records- 0179US6980445B2Power factor improving converter and control method thereofSANKEN ELECTRIC CO LTD·Filed 2003·Granted Dec 27, 2005·37 cites·30 claims
- 0276US7221128B2Converter with start-up circuitSANKEN ELECTRIC CO LTD·Filed 2003·Granted May 22, 2007·41 cites·13 claims
- 0372US7212417B2Dual-mode switching DC-to-DC converterSANKEN ELECTRIC CO LTD·Filed 2006·Granted May 1, 2007·12 cites·6 claims
- 0462US7746004B2Discharge-lamp lighting apparatusSANKEN ELECTRIC CO LTD·Filed 2007·Granted Jun 29, 2010·2 cites·4 claims
- 0558US7330365B2Synchronous commutation DC-DC converterSANKEN ELECTRIC CO LTD·Filed 2004·Granted Feb 12, 2008·13 cites·6 claims
- 0657US7339800B2Switching power source device of resonance type capable of controlling switching loss and noiseSANKEN ELECTRIC CO LTD·Filed 2006·Granted Mar 4, 2008·5 cites·8 claims
- 0740US7239533B2DC power supply apparatusSANKEN ELECTRIC CO LTD·Filed 2003·Granted Jul 3, 2007·5 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →