Inventor · disambiguated record
Katsutoshi Hamada
Also filed as: HAMADA KATSUTOSHI
9 granted patents·171 citations·filing 1991–2009
87Inventor score
Top patents by PatentIndex Score
9 records- 0183US7092203B2Method of manufacturing a fluid dynamic bearing applicable to a disk drive that includes welding a cover member to a cylindrical wall of a shaft baseNIDEC CORP·Filed 2004·Granted Aug 15, 2006·32 cites·31 claims
- 0272US7908739B2Motor assembly and method of manufacturing thereofNIDEC CORP·Filed 2007·Granted Mar 22, 2011·3 cites·34 claims
- 0371US6506167B1Blood-collecting tubesDESIGN CO LTD I·Filed 2000·Granted Jan 14, 2003·89 cites·9 claims
- 0467USD395569SPlate-like article holderELECOM KK·Filed 1996·Granted Jun 30, 1998·16 cites·1 claims
- 0562US7946769B2Bearing mechanism, spindle motor and data storage medium drive apparatusNIDEC CORP·Filed 2008·Granted May 24, 2011·2 cites·19 claims
- 0655US5865320ARackELECOM KABUSHIKI KAISHA·Filed 1996·Granted Feb 2, 1999·26 cites·20 claims
- 0744US8466387B2Laser processing methodFUKUDA SHIGEKI·Filed 2009·Granted Jun 18, 2013·0 cites·11 claims
- 0830US5207319AContainer for floppy disk, compact disk or other members of similar configurationHAMADA KATSUTOSHI·Filed 1991·Granted May 4, 1993·3 cites·10 claims
- 0926USD396375SPlate-like article holderELECOM KK·Filed 1996·Granted Jul 28, 1998·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →