Forward Citations = 40

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4 inventors (with patents filed for the assignee):

William M Conlon (4 out of 26 patents)

Donald M Hendricks (3 out of 3 patents)

Chung Nan Chang (1 out of 6 patents)

4. Chung-Nan Chang (1 out of 2 patents)

5 patents: Sort by Forward Citations

1. 5555747 - Control of crystal growth in water purification by directional freeze (1996-09-17),

2. 5231852 - Melt system for liquid purification by batch crystallization (1993-08-03),

3. 5113664 - Melt system for liquid purification by batch crystallization (1992-05-19),

4. 4954151 - Method and means for optimizing batch crystallization for purifying water (1990-09-04),

5. 4799945 - Dual freezing chamber system and method for water purification (1989-01-24),

Company Overview

Polar Spring Corporation is a leading manufacturer and distributor of premium bottled water. With a focus on sustainability and environmental responsibility, we provide pure spring water sourced from the pristine glaciers of the Arctic. Our products are known for their refreshing taste and high quality, making us a trusted choice for consumers around the world.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

5 Patents

#210 in Menlo Park, CA

#12,070 in California

#51,620 in US

Menlo Park, CA, United States of America

Polar Spring Corporation

Forward Citations = 40

4 inventors:

William M Conlon (4 out of 26 patents)

Donald M Hendricks (3 out of 3 patents)

Chung Nan Chang (1 out of 6 patents)

4. Chung-Nan Chang (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Polar Spring Corporation. Retrieved from https://idiyas.com/company/polar-spring

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

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]