US Patent No: 6,435,025

Number of patents in Portfolio can not be more than 2000

Apparatus for determining a physical variable of a liquid or solid medium

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

The object of the present invention is to propose an apparatus for determining a physical variable of a medium (2) in which the formation of deposits or buildups of the medium (2) on a subelement (4) of the apparatus (1) which comes into contact with the medium (2) is reduced or avoided. For this purpose, at least the subelement (4) is provided with a microstructured surface layer (7).

Loading the Abstract Image... loading....

First Claim

See full text

all claims..

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddressTotal Patents
ENDRESS + HAUSER GMBH + CO. KGMAULBURG345

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Krause, Michael Stendal, DE 58 97

Cited Art Landscape

Patent Info (Count) # Cites Year
 
CONSENSE INC. (1)
* 5,507,178 Liquid presence and identification sensor 24 1994
 
Introtek International, Inc. (1)
* 4,733,560 Liquid sensing system 12 1986
 
Jaeger (1)
5,052,223 Apparatus including a capacitive probe for measuring the level and/or the volume of a liquid 39 1990
 
LAWRENCE LIVERMORE NATIONAL SECURITY, LLC (1)
5,361,070 Ultra-wideband radar motion sensor 188 1993
 
MASSACHUSETTS INSTITUTE OF TECHNOLOGY (1)
* 5,955,659 Electrostatically-actuated structures for fluid property measurements and related methods 25 1998
 
MURATA MANUFACTURING CO., LTD. (1)
5,187,444 Sensor for sensing the presence of electrolyte solution 11 1989
* Cited By Examiner

Patent Citation Ranking

Forward Cite Landscape

Patent Info (Count) # Cites Year
 
OHMART/VEGA CORPORATION (3)
6,988,404 Apparatus for use in measuring fluid levels 2 2003
7,237,435 Apparatus for use in measuring fluid levels 7 2005
7,392,699 Apparatus for use in measuring fluid levels 3 2007
 
EASTMAN KODAK COMPANY (1)
* 6,670,817 Capacitive toner level detection 58 2001
 
HALLIBURTON ENERGY SERVICES, INC. (1)
7,228,900 System and method for determining downhole conditions 5 2004
 
ROSEMOUNT TANK RADAR AB (1)
* 8,726,728 Level gauge system with wettable propagation device 0 2012
 
VEGA GRIESHABER KG (1)
7,707,881 Fill level sensor or pressure sensor with an anti-adhesive coating 1 2006
* Cited By Examiner