Inventor · disambiguated record
Sumiko Seki
Also filed as: SEKI SUMIKO
4 granted patents·2 pending applications·372 citations·filing 2000–2007
82Inventor score
Files withNEC TOKIN CORP1TAMURA ELECTRIC WORKS LTD1TOKIN CORP1YUKIGAWA INST CO LTD1YUKIGAYA INST CO LTD1
Top patents by PatentIndex Score
6 records- 0195US6636431B2Symmetrical DC/DC converterNEC TOKIN CORP·Filed 2001·Granted Oct 21, 2003·220 cites·23 claims
- 0289US6538414B1Electric energy storage device with cell energy control, and method of controlling cell energyTOKIN CORP·Filed 2000·Granted Mar 25, 2003·123 cites·33 claims
- 0364US7043906B2Hydraulic equipmentYUKIGAWA INST CO LTD·Filed 2002·Granted May 16, 2006·17 cites·13 claims
- 0463US7231763B2Hydraulic apparatusYUKIGAYA INST CO LTD·Filed 2003·Granted Jun 19, 2007·12 cites·3 claims
- 0554US2007292061A1Device for rotating body windage loss reductionTAMURA ELECTRIC WORKS LTD·Filed 2007·Application pending·0 cites
- 0639US2005050982A1Loss reducing device of rotary bodyFiled 2002·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →