Inventor · disambiguated record
Charles J. Cheever
Also filed as: CHEEVER CHARLES J
7 granted patents·388 citations·filing 1986–1997
89Inventor score
Top patents by PatentIndex Score
7 records- 0191US5847479ASelf-pressure-balanced hydrodynamic bearing spindle motorSAE MAGNETICS HK LTD·Filed 1997·Granted Dec 8, 1998·109 cites·38 claims
- 0290US5770906ACompact electric motor construction employing fluid bearingsSAE MAGNETICS HK LTD·Filed 1995·Granted Jun 23, 1998·73 cites·10 claims
- 0389US4694213AFerrofluid seal for a stationary shaft and a rotating hubFERROFLUIDICS CORP·Filed 1986·Granted Sep 15, 1987·67 cites·21 claims
- 0485US5536088AFluid bearings for electronic spindle motorsSYNEKTRON CORP·Filed 1995·Granted Jul 16, 1996·66 cites·22 claims
- 0578US5718516ASpindle motors with hard coated hydrodynamic bearingsSAE MAGNETICS HK LTD·Filed 1996·Granted Feb 17, 1998·35 cites·9 claims
- 0660US6108909AGroove forming processes for shaft outer diameterSAE MAGNETICS HK LTD·Filed 1996·Granted Aug 29, 2000·21 cites·21 claims
- 0757US5689146AConical bearing system for spindle motorsSYNEKTRON CORP·Filed 1996·Granted Nov 18, 1997·17 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →