Inventor · disambiguated record
Karl-Heinz Walter
Also filed as: WALTER KARL · WALTER KARL H · WALTER KARL-HEINZ
27 granted patents·524 citations·filing 1976–1997
97Inventor score
Files withSIEMENS AG8Demptos Glass Company5SIEMPELKAMP GMBH & CO4ADELAIDE & WALLAROO FERTILIZER3AGFA GEVAERT AG3
Top patents by PatentIndex Score
27 records- 0192US4684489AProcess for making a composite wood panelSIEMPELKAMP GMBH & CO·Filed 1986·Granted Aug 4, 1987·71 cites·10 claims
- 0290USD390779SBottle shaped like a womanDemptos Glass Company·Filed 1997·Granted Feb 17, 1998·39 cites·1 claims
- 0388USD393803SBottle with wavy sidesDemptos Glass Company·Filed 1997·Granted Apr 28, 1998·35 cites·1 claims
- 0487US5333695AQuick change deviceLEHNHOFF HARTSTAHL GMBH & CO·Filed 1992·Granted Aug 2, 1994·61 cites·7 claims
- 0585US5152821AAddition of supplemental macro & micro nutrients to granular phosphatic fertilizersHI FERT PTY LTD·Filed 1989·Granted Oct 6, 1992·37 cites·7 claims
- 0681US4247174ALiquid crystal cellSIEMENS AG·Filed 1979·Granted Jan 27, 1981·33 cites·20 claims
- 0776US5195428APress for producing pressed board by treating the material with steamSIEMPELKAMP GMBH & CO·Filed 1991·Granted Mar 23, 1993·32 cites·9 claims
- 0876US4136839ACassette for tape, particularly light-sensitive tapeAGFA GEVAERT AG·Filed 1977·Granted Jan 30, 1979·9 cites·13 claims
- 0975US5158012AMethod of operating a press for producing pressed boardSIEMPELKAMP GMBH & CO·Filed 1992·Granted Oct 27, 1992·30 cites·4 claims
- 1073US4277253AGranulating an aqueous dispersion of ammonium and potassium saltsADELAIDE & WALLAROO FERTILIZER·Filed 1979·Granted Jul 7, 1981·19 cites·17 claims
- 1171US4135810AMethod and system for automatically matching the format of the projected image of an original to the format of the copying materialAGFA GEVAERT AG·Filed 1977·Granted Jan 23, 1979·8 cites·10 claims
- 1270US4563315AProduction of particulate solids in rotary fluidizerADELAIDE & WALLAROO FERTILIZER·Filed 1983·Granted Jan 7, 1986·27 cites·12 claims
- 1370US4535550AProcessing of particulate materialADELAIDE & WALLAROO FERTILIZER·Filed 1982·Granted Aug 20, 1985·21 cites·22 claims
- 1463USD390780SBottle in the shape of a manDemptos Glass Company·Filed 1997·Granted Feb 17, 1998·12 cites·1 claims
- 1562USD398237SBottleDemptos Glass Company·Filed 1997·Granted Sep 15, 1998·11 cites·1 claims
- 1659US4850846AApparatus for hot pressing mats used in the manufacture of chipboard, fiberboard and similar pressed boardSIEMPELKAMP GMBH & CO·Filed 1988·Granted Jul 25, 1989·16 cites·6 claims
- 1756US4364640AArrangement for brightness gains of passive display unitsSIEMENS AG·Filed 1980·Granted Dec 21, 1982·14 cites·4 claims
- 1854US5113774AThread cutting device on a sewing machinePFAFF IND MASCH·Filed 1989·Granted May 19, 1992·5 cites·3 claims
- 1954US4187022AApparatus for transporting webs of photosensitive materialWALTER LAB TECH·Filed 1979·Granted Feb 5, 1980·6 cites·13 claims
- 2047US4212010AMethod for the operation of a display device having a bistable liquid crystal layerSIEMENS AG·Filed 1977·Granted Jul 8, 1980·8 cites·4 claims
- 2144US4105288ALiquid crystal display with bistable cholesteric liquid crystal layerSIEMENS AG·Filed 1976·Granted Aug 8, 1978·8 cites·7 claims
- 2241US4322657AGas-discharge display deviceSIEMENS AG·Filed 1979·Granted Mar 30, 1982·3 cites·13 claims
- 2338USD390456SMoon-shaped bottleDemptos Glass Company·Filed 1997·Granted Feb 10, 1998·3 cites·1 claims
- 2438US4392131AIntegratable activation module for passive electrooptical displaysSIEMENS AG·Filed 1980·Granted Jul 5, 1983·6 cites·6 claims
- 2538US4291304AElectro-optical display deviceSIEMENS AG·Filed 1978·Granted Sep 22, 1981·6 cites·2 claims
- 2634US4113380AFeeding and electrostatic holding originals in a copying machineAGFA GEVAERT AG·Filed 1977·Granted Sep 12, 1978·3 cites·12 claims
- 2729US4269480AProcess and apparatus for displaying an image in front of an optical contrasting backgroundSIEMENS AG·Filed 1978·Granted May 26, 1981·1 cites·9 claims
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