Inventor · disambiguated record
Robert Campbell
Also filed as: CAMPBELL ROBERT · CAMPBELL ROBERT X · CAMPBELL SR ROBERT
6 granted patents·1 pending application·130 citations·filing 1999–2023
84Inventor score
Top patents by PatentIndex Score
7 records- 0187US6518686B2Electric motor including unitary brush card bushing holderVALEO ELECTRICAL SYS INC·Filed 2001·Granted Feb 11, 2003·41 cites·15 claims
- 0286US6707177B1Lubrication recirculation and wear protective member for electric motorVALEO ELECTRICAL SYS INC·Filed 2002·Granted Mar 16, 2004·37 cites·20 claims
- 0368US2023375225A1Providing domestic hot water from conventional residential split system heat pumpsVILLARA CORP·Filed 2023·Application pending·0 cites
- 0467US6880231B2Electric motor and method for reducing end playVALEO ELECTRICAL SYS INC·Filed 2003·Granted Apr 19, 2005·16 cites·25 claims
- 0562US11754316B2Providing domestic hot water from conventional residential split system heat pumpsVILLARA CORP·Filed 2021·Granted Sep 12, 2023·0 cites·13 claims
- 0660US6842966B1Electric motor and method for reducing end playVALEO ELECTRICAL SYS INC·Filed 2003·Granted Jan 18, 2005·13 cites·19 claims
- 0751US6159118AHorizontally disposed bicycle derailleurFiled 1999·Granted Dec 12, 2000·23 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →