Inventor · disambiguated record
Eric Roberts Laithwaite
Also filed as: BAGNALL DAVID · LAITHWAITE ERIC · LAITHWAITE ERIC R · LAITHWAITE ERIC ROBERTS
10 granted patents·179 citations·filing 1974–2002
91Inventor score
Top patents by PatentIndex Score
10 records- 0182US4532458AVariable-speed electrical machinesNAT RES DEV·Filed 1981·Granted Jul 30, 1985·38 cites·4 claims
- 0269US4300871AMethod of, and apparatus for, extracting energy from wavesLAITHWAITE ERIC R·Filed 1979·Granted Nov 17, 1981·22 cites·8 claims
- 0368US6909352B2Endless core for a multiphase transformer and a transformer incorporating sameMERLEX CORP PTY LTD·Filed 2002·Granted Jun 21, 2005·17 cites·26 claims
- 0465US4049983AElectromagnetic levitationNAT RES DEV·Filed 1975·Granted Sep 20, 1977·23 cites·7 claims
- 0563US4033398AMethods of manufacturing laminated metal strip bearing materialsVANDERVELL PRODUCTS LTD·Filed 1976·Granted Jul 5, 1977·8 cites·13 claims
- 0662US5860317APropulsion systemGYRON LTD·Filed 1995·Granted Jan 19, 1999·26 cites·18 claims
- 0761US6703724B1Electric machineMERLEX CORP PTY LTD·Filed 2000·Granted Mar 9, 2004·10 cites·54 claims
- 0855US3958138ALinear induction motorsTRACKED HOVERCRAFT LTD·Filed 1974·Granted May 18, 1976·12 cites·15 claims
- 0951US4459206ASeparation of non-ferromagnetic metals from fragmented materialCOTSWOLD RES·Filed 1982·Granted Jul 10, 1984·14 cites·14 claims
- 1041US6160328AElectric motorMERLEX CORP PTY LTD·Filed 1998·Granted Dec 12, 2000·9 cites·7 claims
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