RO

Rikuro Obara

MC Minebea Co.: 77 patents #2 of 736Top 1%
M( Minebea Co., Ltd. (Minebea): 3 patents #1 of 9Top 15%
Overall (All Time): #21,785 of 4,157,543Top 1%
82
Patents All Time

Issued Patents All Time

Showing 51–75 of 82 patents

Patent #TitleCo-InventorsDate
6181513 Spindle motor and a hard disk drive apparatus including such a motor 2001-01-30
6178061 Hard disk drive unit and method of manufacturing the same 2001-01-23
6176620 Composite bearing structure 2001-01-23
6144558 Parts installation structure having electronic part connected to flexible sheet with conductive and non-conductive adhesives Naohiro Shiota 2000-11-07
6129454 Compound bearing assembly and method and manufacturing the same 2000-10-10
6102575 Compound bearing apparatus 2000-08-15
6078466 Magnetic disk unit 2000-06-20
6050729 Compound ball bearing Katashi Tatsuno 2000-04-18
6050728 Compound ball bearing type pulley Katashi Tatsuno 2000-04-18
6033120 Compound bearing assembly for swing arm of hand disc drive 2000-03-07
6012226 Compound bearing assembly and method of manufacturing the same 2000-01-11
5967671 Bearing structure for motor and motor with the bearing structure 1999-10-19
5969449 Rotary machine of inner rotor type 1999-10-19
5952753 Motor 1999-09-14
5933292 Bearing structure for a hard disk drive device 1999-08-03
5924800 Ball bearing for small size fan Motoharu Akiyama, Kenichi Usuda 1999-07-20
5843369 Stainless steel for anti-friction bearing and method of making Yutaka Daikuhara 1998-12-01
5841210 Electric drive motor with a compound bearing assembly 1998-11-24
5826989 Compound ball bearing Katashi Tatsuno 1998-10-27
5828150 Hard disc drive with a compound bearing assembly 1998-10-27
5820273 Hard disc drive with a compound bearing assembly 1998-10-13
5806989 Compound ball bearing for swing arm unit and swing arm unit for hard disc drive device Katashi Tatsuno 1998-09-15
5808388 Electric drive motor with a compound bearing assembly 1998-09-15
5803618 Compound ball bearing Katashi Tatsuno 1998-09-08
5800069 Compound bearing assembly 1998-09-01