Inventor · disambiguated record
Tsutomu Ohkubo
Also filed as: OHKUBO TSUTOMU
17 granted patents·6 pending applications·160 citations·filing 1999–2022
94Inventor score
Top patents by PatentIndex Score
23 records- 0195US6347558B1Ball screw device and linear motion deviceNSK LTD·Filed 1999·Granted Feb 19, 2002·52 cites·16 claims
- 0278US7146869B2Ball screw device and linear motion deviceNSK LTD·Filed 2004·Granted Dec 12, 2006·10 cites·4 claims
- 0378US6813968B2Ball screw device and linear motion deviceNSK LTD·Filed 2002·Granted Nov 9, 2004·11 cites·1 claims
- 0475US6978693B2Ball screwNSK LTD·Filed 2002·Granted Dec 27, 2005·16 cites·4 claims
- 0569US6581489B2Ball screwNSK LTD·Filed 2001·Granted Jun 24, 2003·14 cites·6 claims
- 0667US7921743B2Ball screw deviceNSK LTD·Filed 2005·Granted Apr 12, 2011·6 cites·7 claims
- 0767US6941831B2Ball screw apparatusNSK LTD·Filed 2002·Granted Sep 13, 2005·12 cites·8 claims
- 0865US9895459B2Ultraviolet ray emitting package having resin adhesive layer and ultraviolet ray irradiating apparatusSTANLEY ELECTRIC CO LTD·Filed 2016·Granted Feb 20, 2018·1 cites·16 claims
- 0964US7201076B2Ball screwNSK LTD·Filed 2005·Granted Apr 10, 2007·3 cites·3 claims
- 1063US6925900B2Ball screwNSK LTD·Filed 2002·Granted Aug 9, 2005·8 cites·4 claims
- 1161US7363835B2Ball screw apparatusNSK LTD·Filed 2004·Granted Apr 29, 2008·8 cites·11 claims
- 1258US8460973B2Semiconductor light emitting apparatus, method for manufacturing the same, and liquid crystal display apparatus using the sameOHKUBO TSUTOMU·Filed 2010·Granted Jun 11, 2013·2 cites·16 claims
- 1354US6742408B2Ball screw mechanismNSK LTD·Filed 2002·Granted Jun 1, 2004·4 cites·8 claims
- 1453US7222553B2Ball screw apparatusNSK LTD·Filed 2002·Granted May 29, 2007·4 cites·1 claims
- 1550US7159484B2Linear motion deviceNSK LTD·Filed 2003·Granted Jan 9, 2007·4 cites·4 claims
- 1650US2024060532A1Linear motion guide deviceNSK LTD·Filed 2022·Application pending·0 cites
- 1747US7530283B2Ball screw mechanismNSK LTD·Filed 2005·Granted May 12, 2009·0 cites·6 claims
- 1847US7207234B2Ball screwNSK LTD·Filed 2003·Granted Apr 24, 2007·5 cites·5 claims
- 1941US2006137485A1Linear motion deviceNSK LTD·Filed 2005·Application pending·0 cites
- 2040US2006032323A1Ball circulating member and ball screwNSK LTD·Filed 2005·Application pending·0 cites
- 2140US2004123692A1Ball screw mechanismNSK LTD·Filed 2003·Application pending·0 cites
- 2239US2007137345A1Ball screw deviceNSK LTD·Filed 2004·Application pending·0 cites
- 2332US2012240706A1Ball ScrewOHKUBO TSUTOMU·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →