Inventor · disambiguated record
Kiyoshi Okubo
Also filed as: OKUBO KIYOSHI
28 granted patents·4 pending applications·337 citations·filing 1990–2005
97Inventor score
Top patents by PatentIndex Score
32 records- 0191US6199527B1Sheet metal rocker arm, manufacturing method thereof, cam follower with said rocker arm, and assembling method thereofNSK LTD·Filed 1999·Granted Mar 13, 2001·48 cites·7 claims
- 0286US6442992B2Hollow rack shaft and method of manufacturing the sameNSK LTD·Filed 2001·Granted Sep 3, 2002·37 cites·14 claims
- 0385US7104893B2Wheel drive unitNSK LTD·Filed 2005·Granted Sep 12, 2006·23 cites·1 claims
- 0480US6601555B2Sheet metal rocker arm, manufacturing method thereof, cam follower with said rocker arm, and assembling method thereofNSK LTD·Filed 2002·Granted Aug 5, 2003·14 cites·3 claims
- 0576US6588293B2Hollow rack shaftNSK LTD·Filed 2001·Granted Jul 8, 2003·18 cites·8 claims
- 0675US6334416B2Sheet metal rocker arm, manufacturing method thereof, cam follower with said rocker arm, and assembling method thereofNSK LTD·Filed 2000·Granted Jan 1, 2002·10 cites·1 claims
- 0774US6779271B2Method for manufacturing a hollow rack shaftNSK LTD·Filed 2002·Granted Aug 24, 2004·11 cites·5 claims
- 0873US6672266B2Sheet metal rocker arm, manufacturing method thereof, cam follower with said rocker arm, and assembling method thereofNSK LTD·Filed 2003·Granted Jan 6, 2004·9 cites·6 claims
- 0973US6508215B2Sheet metal rocker arm, manufacturing method thereof, cam follower with said rocker arm, and assembling method thereofNSK LTD·Filed 2001·Granted Jan 21, 2003·9 cites·1 claims
- 1073US5018899AYoke for universal joint and manufacturing method thereforNIPPON SEIKO KK·Filed 1990·Granted May 28, 1991·26 cites·4 claims
- 1172US6588101B2Sheet metal rocker arm, manufacturing method thereof, cam follower with said rocker arm, and assembling method thereofNSK LTD·Filed 2002·Granted Jul 8, 2003·8 cites·2 claims
- 1271US6898853B2Method for manufacturing a hollow rack shaftNSK LTD·Filed 2002·Granted May 31, 2005·9 cites·1 claims
- 1369US6845560B2Method for manufacturing a hollow rack shaftNSK LTD·Filed 2001·Granted Jan 25, 2005·8 cites·1 claims
- 1467US6959676B2Sheet metal rocker arm, manufacturing method thereof, cam follower with said rocker arm, and assembling method thereofNSK LTD·Filed 2003·Granted Nov 1, 2005·6 cites·2 claims
- 1561US7069764B2Method for manufacturing a hollow rack shaftNSK LTD·Filed 2004·Granted Jul 4, 2006·5 cites·6 claims
- 1661US6782598B2Method of manufacturing hollow rack shaftNSK LTD·Filed 2003·Granted Aug 31, 2004·6 cites·15 claims
- 1759US6763739B2Hollow rack shaft and manufacturing method thereofNSK LTD·Filed 2001·Granted Jul 20, 2004·6 cites·7 claims
- 1857US6782772B2Hollow rack shaft and manufacturing method thereofNSK LTD·Filed 2003·Granted Aug 31, 2004·4 cites·1 claims
- 1953US6113514ADisk for toroidal type continuously variable transmissionNSK LTD·Filed 1998·Granted Sep 5, 2000·14 cites·7 claims
- 2052US5461767AManufacturing method of metal bellowsNSK LTD·Filed 1994·Granted Oct 31, 1995·10 cites·19 claims
- 2149US6022047AUniversal joint and a yoke therefor for a steering apparatusNSK LTD·Filed 1995·Granted Feb 8, 2000·13 cites·12 claims
- 2245US2003066502A1Sheet metal rocker arm, manufacturing method thereof, cam follower with said rocker arm, and assembling method thereofNSK LTD·Filed 2002·Application pending·0 cites
- 2344US6176806B1Cam disk for toroidal type continuously variable transmissionNSK LTD·Filed 1999·Granted Jan 23, 2001·8 cites·6 claims
- 2442USRE39647EDisk for toroidal type continuously variable transmissionNSK LTD·Filed 2002·Granted May 22, 2007·0 cites·18 claims
- 2542US2002020237A1Hollow rack shaftFiled 2001·Application pending·0 cites
- 2642US2003079517A1Method for manufacturing a hollow rack shaftNSK LTD·Filed 2002·Application pending·0 cites
- 2741US6520888B1Loading cam apparatus for toroidal type continuously variable transmissionNSK LTD·Filed 1999·Granted Feb 18, 2003·7 cites·10 claims
- 2841US2003146591A1Wheel driving unit and method of manufacturing the sameFiled 2001·Application pending·0 cites
- 2940US5511440AMethod of manufacturing a hollow steering shaft and hollow steering shaftNSK LTD·Filed 1994·Granted Apr 30, 1996·8 cites·2 claims
- 3038US5845394AMethod of manufacturing a yoke for an elastic universal jointNSK LTD·Filed 1996·Granted Dec 8, 1998·11 cites·9 claims
- 3135US6049964AMethod of making a yoke for universal jointNSK LTD·Filed 1997·Granted Apr 18, 2000·4 cites·3 claims
- 3231US6468180B1Toroidal type continuously variable transmission and method of manufacturing disk for toroidal type continuously variable transmissionNSK LTD·Filed 1999·Granted Oct 22, 2002·5 cites·4 claims
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