Assignee
SUGIMURA TOMOKO
JP·5 granted patents·0 citations·filing 2007–2008
Top patents by PatentIndex Score
5 records- 0161US9290822B2Si-killed steel wire rod and springSUGIMURA TOMOKO·Filed 2007·Granted Mar 22, 2016·0 cites·9 claims
- 0258US9062361B2Si-killed steel wire rod and spring excellent in fatigue propertiesSUGIMURA TOMOKO·Filed 2007·Granted Jun 23, 2015·0 cites·3 claims
- 0356US8613809B2High cleanliness spring steel and high cleanliness spring excellent in fatigue propertiesSUGIMURA TOMOKO·Filed 2007·Granted Dec 24, 2013·0 cites·10 claims
- 0456US8187530B2Steel for high-cleanliness spring with excellent fatigue characteristics and high-cleanliness springSUGIMURA TOMOKO·Filed 2008·Granted May 29, 2012·0 cites·14 claims
- 0550US8900381B2Spring steel and spring superior in fatigue propertiesSUGIMURA TOMOKO·Filed 2008·Granted Dec 2, 2014·0 cites·8 claims
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