Assignee
KUMAGAI TATSUYA
JP·3 granted patents·3 pending applications·1 citations·filing 2005–2012
Top patents by PatentIndex Score
6 records- 0164US8500924B2High-strength steel plate and producing method thereforKUMAGAI TATSUYA·Filed 2009·Granted Aug 6, 2013·1 cites·7 claims
- 0253US8216400B2High-strength steel plate and producing method thereforKUMAGAI TATSUYA·Filed 2009·Granted Jul 10, 2012·0 cites·7 claims
- 0346US2010139820A1Wear-resistant steel plate having excellent wear resistance at high temperatures and excellent bending workability and method for manufacturing the sameKUMAGAI TATSUYA·Filed 2009·Application pending·0 cites
- 0441US2012224169A1Optical fiber vibration sensorKUMAGAI TATSUYA·Filed 2012·Application pending·0 cites
- 0540US8730481B2Sagnac optical ingredient-measuring apparatus with circular polarizers in parallelKUMAGAI TATSUYA·Filed 2012·Granted May 20, 2014·0 cites·4 claims
- 0638US2008295920A1High Tension Steel Plate with Small Acoustic Anisotropy and with Excellent Weldability and Method of Production of SameKUMAGAI TATSUYA·Filed 2005·Application pending·0 cites
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