Issaquah, WA, United States of America

Walter A Van Schalkwijk

This inventor holds 5 USPTO granted patents and 7 published patent applications and 3 EPO patents. Top assignees: Advanced Renal Technologies, Selfcharge, Other. Active years: 2001-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Walter A Van Schalkwijk. Retrieved from https://idiyas.com/inventor/walter-a-van-schalkwijk

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

USPTO Granted Patents = 5 

% Patents Active = 80.0

 

Average Co-Inventor Count = 2.9

ph-index = 5

Forward Citations = 260(Granted Patents)


Location History:

  • Mercer Island, WA (US) (2007)
  • Issaquah, WA (US) (2001 - 2010)
  • Redmond, WA (US) (2015)

Company Filing History:


Years Active: 2001-2015

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5 patents (USPTO):Explore Patents

Title: Innovator Walter A. van Schalkwijk: Pioneering Buffered Compositions for Dialysis

Introduction: Walter A. van Schalkwijk, based in Issaquah, WA, is an accomplished inventor known for his contributions to medical technology, particularly in the field of dialysis. With a total of three patents to his name, van Schalkwijk has played a significant role in advancing the treatment of renal conditions.

Latest Patents: Among his notable inventions are the patents related to buffered compositions for dialysis. These patent filings include detailed formulations of acid concentrates and dialysate compositions that incorporate citric acid alongside buffering agents such as acetate and lactate. The innovative aspect of his work lies in the ability of these buffering agents to maintain a physiologically acceptable pH level in the dialysate, which is essential for effective treatment.

Career Highlights: Walter A. van Schalkwijk's career is highlighted by his dedication to improving patient care through innovation. He has worked with various companies, including Advanced Renal Technologies, where he focused on developing technologies designed to enhance dialysis treatments. His experience in the field has not only contributed to his own patent portfolio but has also had a lasting impact on the healthcare industry.

Collaborations: Throughout his career, van Schalkwijk has collaborated with notable professionals in the industry, including colleagues such as Robin Callan and James J. Cole. These partnerships have fostered a creative environment that has led to significant advancements in their shared field.

Conclusion: Walter A. van Schalkwijk stands out as a key inventor in the medical technology space, particularly in the arena of dialysis. His latest innovations in buffered compositions are set to enhance treatment efficacy for patients requiring renal care. As the healthcare landscape continues to evolve, the contributions of inventors like van Schalkwijk will be critical in driving forward innovative solutions.

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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