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For the Inventor, By the Inventor

Murrysville, PA, United States of America

Douglas A Weirauch, Jr

This inventor holds 14 USPTO granted patents and 1 published patent application and 1 EPO patent. Top assignees: Alcoa Inc., Aluminum Company of America, Owens-Corning Fiberglas Corporation. Active years: 1986-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Douglas A Weirauch, Jr. Retrieved from https://idiyas.com/inventor/douglas-a-weirauch-jr

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 14 

% Patents Active = 85.7

 

Average Co-Inventor Count = 3.3

ph-index = 6

Forward Citations = 121(Granted Patents)


Company Filing History:

goldMedal12 out of 507 
 
Alcoa Inc.
 patents
silverMedal1 out of 1,321 
 
Aluminum Company of America
 patents
bronzeMedal1 out of 1,031 
 
Owens-Corning Fiberglas Corporation
 patents

Years Active: 1986-2012

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14 patents (USPTO):Explore Patents
1. 8211278 - Composition for making wettable cathode in aluminum smelting (2012-07-03),
2. 7507322 - Stable anodes including iron oxide and use of such anodes in metal production cells (2009-03-24),
3. 7235161 - Stable anodes including iron oxide and use of such anodes in metal production cells (2007-06-26),
4. 7033469 - Stable inert anodes including an oxide of nickel, iron and aluminum (2006-04-25),
5. 7014881 - Synthesis of multi-element oxides useful for inert anode applications (2006-03-21),
6. 6821312 - Cermet inert anode materials and method of making same (2004-11-23),
7. 6758991 - Stable inert anodes including a single-phase oxide of nickel and iron (2004-07-06),
8. 6423204 - For cermet inert anode containing oxide and metal phases useful for the electrolytic production of metals (2002-07-23),
9. 6423195 - Inert anode containing oxides of nickel, iron and zinc useful for the electrolytic production of metals (2002-07-23),
10. 6416649 - Electrolytic production of high purity aluminum using ceramic inert anodes (2002-07-09),
11. 6372119 - Inert anode containing oxides of nickel iron and cobalt useful for the electrolytic production of metals (2002-04-16),
12. 6217739 - Electrolytic production of high purity aluminum using inert anodes (2001-04-17),
13. 5219800 - Colored ceramics for electronic packages (1993-06-15),
14. 4628038 - Water resistant glass fibers (1986-12-09),

Title: Innovations and Contributions of Douglas A Weirauch, Jr.

Introduction

Douglas A Weirauch, Jr. is a notable inventor based in Murrysville, PA (US). He has made significant contributions to the field of aluminum production through his innovative patents. With a total of 14 patents to his name, Weirauch has focused on enhancing the efficiency and stability of aluminum electrolysis processes.

Latest Patents

One of his latest patents is for a composition for making wettable cathodes in aluminum smelting. This invention discloses compositions that generally include titanium diboride (TiB) and metal additives. The selected metal additives can result in the production of electrodes with tailored density and porosity, making them durable for use in aluminum electrolysis cells. Another significant patent involves stable anodes comprising iron oxide, which are useful for the electrolytic production of metals such as aluminum. These iron oxide anodes remain stable at controlled bath temperatures during the aluminum production process, ensuring a consistent current density and the production of commercial purity aluminum.

Career Highlights

Throughout his career, Weirauch has worked with prominent companies such as Alcoa Inc. and Owens-Corning Fiberglas Corporation. His experience in these organizations has contributed to his expertise in the field of materials science and electrolysis.

Collaborations

Weirauch has collaborated with notable professionals in his field, including Xinghua Liu and Siba P Ray. These collaborations have likely enriched his research and development efforts, leading to innovative solutions in aluminum production.

Conclusion

Douglas A Weirauch, Jr. is a distinguished inventor whose work has significantly impacted the aluminum industry. His patents reflect a commitment to innovation and improvement in electrolysis processes, showcasing his expertise and contributions to materials science.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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