Inventor
Hiromitsu Muraki
Inventor
Fujisawa, JP
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F16Cprimary
F16CShafts59%
G11BInformation storage based on relative movement between record carrier and transducer18%
Y10TTechnical subjects covered by former us classification18%
H02KDynamo-electric machines5%
PatentTitleYear
7,040,813'Rolling bearing apparatus for swing arm'20066,761,485'Rolling bearing unit'20046,709,162'Rolling bearing unit'20046,634,103'Method of stabilizing high-speed control of ball bearing device'20036,461,050'Ball bearing device for a swing arm'20026,354,743'Rolling bearing'20026,293,702'Rolling bearing'20016,172,847'Rotational assembly for disc drive device having small runout and reduced axial displacement'20016,081,057'Spindel motor for a disc drive'20006,074,098'Hydro-dynamic fluid bearing device and manufacturing method of the same'20006,053,638'Ball bearing device for a swing arm'20006,033,118'Hydro-dynamic fluid bearing device and manufacturing method of the same'20005,683,183'Spindle device and bearing device therefor'1997Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1997–2006Patents assigned to NSK LTD (13)· patent assignee history
1997–2002Based in Kanagawa, JP· patent location history
2000–2006Based in Fujisawa, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NSK LTD | 13 | 1997–2006 |
Locations
| Location | Patents | Span |
|---|---|---|
| Fujisawa, JP | 10 | 2000–2006 |
| Kanagawa, JP | 3 | 1997–2002 |