Inventor · disambiguated record
Joachim Scheerer
Also filed as: SCHEERER JOACHIM · WINKLER WOLFGANG DR ING
12 granted patents·166 citations·filing 1979–2005
91Inventor score
Files withGRUTZEDIEK HARTMUT2PREMA SEMICONDUCTOR GMBH2SCHEERER JOACHIM2GRUETZEDIEK HARTMUT1PREMA PAEZISIONSELEKTRONIK GMBH1
Top patents by PatentIndex Score
12 records- 0179US6021785AProcedure and device for cleaning disk-shaped objects in particular wafers by sonification with water as rinsing mediumFiled 1997·Granted Feb 8, 2000·63 cites·7 claims
- 0267US4420055AApparatus for measuring weight and forceGRUTZEDIEK HARTMUT·Filed 1981·Granted Dec 13, 1983·21 cites·15 claims
- 0364US4361831AAnalog-digital converter utilizing multiple ramp integrating techniquesGRUETZEDIEK HARTMUT·Filed 1979·Granted Nov 30, 1982·15 cites·10 claims
- 0458US5327137AMultiple ramp procedure with higher order noise shapingSCHEERER JOACHIM·Filed 1993·Granted Jul 5, 1994·23 cites·14 claims
- 0544US5804978ACircuit for feeding a Wheatstone Bridge with a rectangular waveform voltageFiled 1996·Granted Sep 8, 1998·13 cites·17 claims
- 0641US5779425AProcedure and facility for handling and transport of wafers in ultra-clean roomsFiled 1996·Granted Jul 14, 1998·9 cites·35 claims
- 0735US7488638B2Method for fabricating a voltage-stable PMOSFET semiconductor structurePREMA SEMICONDUCTOR GMBH·Filed 2005·Granted Feb 10, 2009·0 cites·3 claims
- 0834US5571731AProcedure for the manufacture of bipolar transistors without epitaxy and with fully implanted base and collector regions which are self-positioning relative to each otherPREMA PAEZISIONSELEKTRONIK GMBH·Filed 1994·Granted Nov 5, 1996·10 cites·18 claims
- 0933US5066955AAnalog to digital converters with convergence accelerating signalsSCHEERER JOACHIM·Filed 1990·Granted Nov 19, 1991·7 cites·26 claims
- 1030US7271070B1Method for producing transistorsGRUTZEDIEK HARTMUT·Filed 1999·Granted Sep 18, 2007·3 cites·28 claims
- 1128US5718552AProcedure and facility for handling and transport of wafers in ultra-clean roomsFiled 1996·Granted Feb 17, 1998·2 cites·11 claims
- 1226US7563685B2Bipolar-transistor and method for the production of a bipolar-transistorPREMA SEMICONDUCTOR GMBH·Filed 2005·Granted Jul 21, 2009·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →