Inventor · disambiguated record
Tomoyuki Ishiyama
Also filed as: ISHIYAMA TOMOYUKI
4 granted patents·1 pending application·4 citations·filing 2010–2020
61Inventor score
Top patents by PatentIndex Score
5 records- 0182US11577487B2Synthetic resin skin material composite and method of producing synthetic resin skin material compositeKYOWA LEATHER CLOTH·Filed 2018·Granted Feb 14, 2023·2 cites·20 claims
- 0270US8215947B2Molding dieKATO TAKASHI·Filed 2010·Granted Jul 10, 2012·2 cites·8 claims
- 0346US11965286B2Synthetic resin skin material and manufacturing method thereofKYOWA LEATHER CLOTH·Filed 2020·Granted Apr 23, 2024·0 cites·9 claims
- 0443US2013004787A1Seamless steel pipe for steam injection and method for manufacturing the sameSUMITOMO METAL IND·Filed 2012·Application pending·0 cites
- 0528US8801956B2Hexagonal crystal ferrite magnetic powder for magnetic recording, method for producing the same, and magnetic recording medium using the powderMASADA KENJI·Filed 2010·Granted Aug 12, 2014·0 cites·16 claims
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