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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
WM

Walter Machtle — 8 Patents

Basf Se: 8 patents #2,129 of 13,826Top 20%
STSymyx Technologies: 1 patents #139 of 198Top 75%
Ludwigshafen, DE: #425 of 1,722 inventorsTop 25%
Overall (All Time): #600,572 of 4,157,543Top 15%
8 Patents All Time
Walter Machtle has been granted 8 US patents while listed as an inventor at Basf Se. The first was granted in 1999 and the most recent in August 2005. Walter Machtle ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Walter Machtle in Ludwigshafen, DE.

Patents per Year

Patents granted per year, 1999 to 2005Bar chart with a peak of 2 patents in 1999.peak 21999: 2 patents19992000: 1 patents20002001: 2 patents20012003: 1 patents20032004: 1 patents20042005: 1 patents2005

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6924035 Method for producing polymer coated pigment particles by precipitation Helmut Auweter, Heribert Bohn, Manfred Mielke, Rudiger Sens, Karl Siemensmeyer 2005-08-02 $4,588,000
6727318 Method for producing aqueous polymer dispersions containing colorants Klemens Mathauer, Arno Bohm, Peter Rossmanith, Sabine Kielhorn-Bayer, Klaus Müllen +11 more 2004-04-27 $142,000
6624219 Surface active random radical (co)polymer and dispersion method for using the same Robert Heger, Wolfgang Schrof, Michael Seufert, Helmut Auweter, Rudiger Iden +6 more 2003-09-23
6278518 Centrifuging process for sample characterization Wolfgang Schrof, Peter Rossmanith 2001-08-21 $372,000
6218468 Preparation of an aqueous polymer dispersion by the free radical aqueous emulsion polymerization method Klemens Mathauer, Wolfgang Schrof, Horst Schuch, Timo Rager, Wolfgang Meyer +1 more 2001-04-17 $558,000
6160049 Emulsion polymerization process with combination macroemulsion and miniemulsion feed streams Klemens Mathauer, Graham E. McKee, Hubertus Kroner 2000-12-12 $247,000
5990221 Preparation of aqueous polymer dispersions with a bimodal particle-size distribution Burkhardt Dames, Klemens Mathauer 1999-11-23
5962554 Use of polymers as assistants in the drying of aqueous polymer dispersions Joachim Pakusch, Bernhard Schuler, Roland Baumstark 1999-10-05