Inventor · disambiguated record
Tatsuya Okui
Also filed as: OKUI TATSUYA
7 granted patents·2 pending applications·24 citations·filing 2005–2011
79Inventor score
Top patents by PatentIndex Score
9 records- 0188US8074482B2Plug for cold drawing and method for manufacturing of metal pipeOKUI TATSUYA·Filed 2010·Granted Dec 13, 2011·7 cites·4 claims
- 0284US7788957B2Apparatus for pipe end sizing and method for pipe end sizingSUMITOMO METAL IND·Filed 2008·Granted Sep 7, 2010·9 cites·3 claims
- 0377US7401486B2Die, method of manufacturing stepped metal pipe or tube, and stepped metal pipe or tubeSUMITOMO METAL IND·Filed 2005·Granted Jul 22, 2008·3 cites·3 claims
- 0471US7765850B2Mechanical pipe-end expander and a method of manufacturing seamless steel pipeSUMITOMO METAL IND·Filed 2008·Granted Aug 3, 2010·4 cites·2 claims
- 0557US8166789B2Pipe or tube reducing mill and roll for reducing millOKUI TATSUYA·Filed 2005·Granted May 1, 2012·1 cites·7 claims
- 0654US2008072647A1Die, method of manufacturing stepped metal pipe or tube, and stepped metal pipe or tubeOKUI TATSUYA·Filed 2007·Application pending·0 cites
- 0746US9238258B2Method for producing double-wall tube with braided wires at its interfaceHANADA TAKUYA·Filed 2011·Granted Jan 19, 2016·0 cites·4 claims
- 0837US8079243B2Plug, method of expanding inside diameter of metal pipe or tube using such plug, method of manufacturing metal pipe or tube, and metal pipe or tubeOKUI TATSUYA·Filed 2005·Granted Dec 20, 2011·0 cites·4 claims
- 0936US2005266927A1Seamless steel tube for drive shaft and method for manufacturing the sameKURODA KOUICHI·Filed 2005·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Tatsuya Okui files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →