Inventor · disambiguated record
Wolfgang Leier
Also filed as: LEIER WOLFGANG
9 granted patents·145 citations·filing 1982–1991
89Inventor score
Top patents by PatentIndex Score
9 records- 0183US4886599AFilter cartridge with series elements for chemical and mechanical filtrationLEYBOLD AG·Filed 1987·Granted Dec 12, 1989·53 cites·7 claims
- 0269US4940398ATwin-shaft, multiple-stage vacuum pump with the shafts vertically disposedLEYBOLD AG·Filed 1988·Granted Jul 10, 1990·24 cites·19 claims
- 0358US4983107AMultistage rotary piston vacuum pump having sleeves to fix shaft positionsLEYBOLD AG·Filed 1988·Granted Jan 8, 1991·15 cites·15 claims
- 0458US4525129AOil-sealed vacuum pumpLEYBOLD HERAEUS GMBH & CO KG·Filed 1982·Granted Jun 25, 1985·15 cites·10 claims
- 0548US4588504AOil circuit coupler for an oil-sealed vacuum pumpLEYBOLD HERAEUS GMBH & CO KG·Filed 1985·Granted May 13, 1986·12 cites·11 claims
- 0644US5108271AMultiple connection for rotation vacuum pumpsLEYBOLD AG·Filed 1991·Granted Apr 28, 1992·8 cites·15 claims
- 0740US5049050AMethod for operating a twin shaft vacuum pump according to the Northey principle and a twin shaft vacuum pump suitable for the implementation of the methodLEYBOLD AG·Filed 1990·Granted Sep 17, 1991·8 cites·6 claims
- 0837US5035585AMultiple connector for rotation vacuum pumpsLEYBOLD AG·Filed 1989·Granted Jul 30, 1991·5 cites·5 claims
- 0933US4612957AVacuum pump and trap combinationLEYBOLD HERAEUS GMBH & CO KG·Filed 1985·Granted Sep 23, 1986·5 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →