Inventor · disambiguated record
Per Gillbrand
Also filed as: GILLBRAND PER · GILLBRAND PER S · GILLBRAND PER SUNE
21 granted patents·735 citations·filing 1976–1997
96Inventor score
Top patents by PatentIndex Score
21 records- 0198US4648367AMethod and apparatus for detecting ion current in an internal combustion engine ignition systemSAAB SCANIA AB·Filed 1985·Granted Mar 10, 1987·156 cites·14 claims
- 0295US5335743AOperation of servo devices for driving a motor vehicle - control, arrangement and methodSAAB AUTOMOBILE·Filed 1991·Granted Aug 9, 1994·193 cites·20 claims
- 0394US4372119AMethod of avoiding abnormal combination in an internal combination engine and an arrangement for carrying out the methodSAAB SCANIA AB·Filed 1980·Granted Feb 8, 1983·137 cites·6 claims
- 0481US5611301AStructural enclosure of combustion engines for the purpose of reducing engine noiseSAAB AUTOMOBILE·Filed 1994·Granted Mar 18, 1997·36 cites·16 claims
- 0581US4637368AIgnition system for an Otto-type four-stroke engineSAAB SCANIA AB·Filed 1983·Granted Jan 20, 1987·16 cites·31 claims
- 0677US4665922AIgnition systemSAAB SCANIA AB·Filed 1986·Granted May 19, 1987·13 cites·4 claims
- 0774US6105664AFilter and heat exchanger deviceINTERPROPERTY N V·Filed 1997·Granted Aug 22, 2000·34 cites·4 claims
- 0870US5562069AMethod and device for varying the compression of an internal combustion engineSAAB AUTOMOBILE·Filed 1993·Granted Oct 8, 1996·26 cites·12 claims
- 0964US5720627AElectrical extensionSAAB AUTOMOBILE·Filed 1996·Granted Feb 24, 1998·27 cites·21 claims
- 1063US4484445AArrangement for controlling exhaust gas recirculation in a supercharged internal combustion engineSAAB SCANIA AB·Filed 1983·Granted Nov 27, 1984·11 cites·5 claims
- 1162US5458855ADevice for supplying extra air in exhaust gases from car engines upstream from a catalytic cleanerSAAB AUTOMOBILE·Filed 1992·Granted Oct 17, 1995·29 cites·9 claims
- 1252US4947810AMethod and arrangement for improving the starting ability of an internal combustion engine, when an attempt to start the engine has failedSAAB SCANIA AB·Filed 1988·Granted Aug 14, 1990·7 cites·8 claims
- 1350US5460784ADevice for supplying extra air in exhaust gases from a supercharged Otto engine fitted with a catalytic converterSAAB AUTOMOBILE·Filed 1992·Granted Oct 24, 1995·21 cites·10 claims
- 1449US4671248AIgnition cassette unitSAAB SCANIA AB·Filed 1986·Granted Jun 9, 1987·8 cites·17 claims
- 1545US4848287AMethod and system for controlling spark ignition in internal combustion engineSAAB SCANIA AKT·Filed 1986·Granted Jul 18, 1989·7 cites·14 claims
- 1636US4903676AMethod and arrangement for improving the starting ability of an internal combustion engine during an engine startSAAB SCANIA AB·Filed 1988·Granted Feb 27, 1990·5 cites·24 claims
- 1734US4104882ASuper-charged carburetor engineSAAB SCANIA AB·Filed 1976·Granted Aug 8, 1978·3 cites·5 claims
- 1832US4123996AInternal combustion enginesSAAB SCANIA AB·Filed 1976·Granted Nov 7, 1978·3 cites·12 claims
- 1931US5281188ABelt transmission in an internal combustion engine for accessory device drivingSAAB AUTOMOBILE·Filed 1991·Granted Jan 25, 1994·2 cites·16 claims
- 2026US6295855B1Method and machine for making a finned bodyINTERPROPERTY N V·Filed 1997·Granted Oct 2, 2001·0 cites·17 claims
- 2126US5435275AArrangement for distribution of cooling liquid in an internal combustion engine cooling jacketSAAB AUTOMOBILE·Filed 1994·Granted Jul 25, 1995·1 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →