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Newton, MA, United States of America

Geo-Centers, Inc.

USPTO Granted Patents = 45

Forward Citations = 1,215

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85 inventors (with patents filed for the assignee):

Jeffrey M Calvert (8 out of 32 patents)

Ranganathan Shashidhar (7 out of 12 patents)

Joel M Schnur (6 out of 35 patents)

4. Mu-San Chen (6 out of 10 patents)

5. Bruce N Nelson (5 out of 11 patents)

6. Thomas L Fare (5 out of 7 patents)

7. Terrence G Vargo (4 out of 16 patents)

8. Jacque H Georger, Jr (4 out of 16 patents)

9. Marc D Mermelstein (4 out of 7 patents)

10. Banahalli R Ratna (3 out of 34 patents)

11. Renate J Crawford (3 out of 3 patents)

12. David A Kidwell (2 out of 29 patents)

13. Frances S Ligler (2 out of 38 patents)

14. David A Stenger (2 out of 20 patents)

15. Alan L Crandall (2 out of 3 patents)

Core Competencies:

Liquid Crystal

Optical Switch

Chemical Sensors

Biomonitoring

Polymer Coatings

Microstructures

Ferromagnetic Detection

Fluoropolymeric Substrates

Magnetometer

Photolithography

Radar Technology

Stress Sensors

45 patents: Sort by Forward Citations

1. 6593136 - Culturing cells in a chamber in a stack of chambers (2003-07-15),

2. 6393899 - Apparatus and method for automated biomonitoring of water quality (2002-05-28),

3. 6156232 - Liquid crystal composition and alignment layer (2000-12-05),

4. 6107980 - Cell circuit for active matrix liquid crystal displays using high (2000-08-22),

5. 6105416 - Ethylene monitoring and control system (2000-08-22),

6. 6058763 - Apparatus and method for automated biomonitoring of water quality (2000-05-09),

7. 5976284 - Patterned conducting polymer surfaces and process for preparing the same (1999-11-02),

8. 5965305 - Method for surface modification to create regions resistant to (1999-10-12),

9. 5948316 - Liquid crystal composition and alignment layer (1999-09-07),

10. 5945486 - Fluoropolymeric substrates with metallized surfaces and methods for (1999-08-31),

11. 5828432 - Conducting substrate, liquid crystal device made therefrom and liquid (1998-10-27),

12. 5696207 - Fluroropolymeric substrates with metallized surfaces and methods for (1997-12-09),

13. 5637508 - Biomolecules bound to polymer or copolymer coated catalytic inorganic (1997-06-10),

14. 5629626 - Apparatus and method for measuring buried ferromagnetic objects with a (1997-05-13),

15. 5578351 - Liquid crystal composition and alignment layer (1996-11-26),

Company Overview

Geo-Centers, Inc., based in Newton, MA, specializes in advanced technologies that encompass automated biomonitoring and chemical sensors. The company is recognized for its innovative work in liquid crystal displays and optical switches, contributing to various applications in scientific and industrial fields. Additionally, Geo-Centers focuses on microstructures fabrication and the development of ferroelectric polymers, alongside research in magnetometers and biomolecule catalysis, positioning itself at the forefront of cutting-edge technology solutions.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

45 Patents

#4 in Newton, MA

#440 in Massachusetts

#7,773 in US

#15,419 in the World

Newton, MA, United States of America

Geo-Centers, Inc.

Forward Citations = 1,215

85 inventors:

Jeffrey M Calvert (8 out of 32 patents)

Ranganathan Shashidhar (7 out of 12 patents)

Joel M Schnur (6 out of 35 patents)

4. Mu-San Chen (6 out of 10 patents)

5. Bruce N Nelson (5 out of 11 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Geo-Centers, Inc.. Retrieved from https://idiyas.com/company/geo-centers

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]

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