For the Inventor, By the Inventor

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San Diego, CA, United States of America

Quantum Design International, Inc.

USPTO Granted Patents = 11

% Expired Patents = 9.1

CIPO Patents = 2

EPO Patents = 2

Trademarks = 12

Forward Citations = 120

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10 inventors (with patents filed for the assignee):

Jost Diederichs (6 out of 12 patents)

Michael Bancroft Simmonds (5 out of 28 patents)

William Neils (4 out of 4 patents)

4. Dinesh Martien (4 out of 4 patents)

5. Randall Black (4 out of 10 patents)

6. Conrado Rillo Millan (1 out of 2 patents)

7. Ronald Sager (1 out of 1 patent)

8. Ronald T LaBorde (1 out of 6 patents)

9. Nicholas J Neild (1 out of 1 patent)

10. Andreas Amann (1 out of 2 patents)

11. Conrad Rillo Millan (0 patent)

12. Conrad Rillo Millan (0 patent)

11 patents: Sort by Forward Citations

1. 11396980 - Low vibration cryocooled cryostat (2022-07-26),

2. 10416253 - Conical access split magnet system (2019-09-17),

3. 10352617 - Apparatus and method for purifying gases and method of regenerating the same (2019-07-16),

4. 10113793 - Cryocooler-based gas scrubber (2018-10-30),

5. 9671159 - Liquefier with pressure-controlled liquefaction chamber (2017-06-06),

6. 9618257 - Gas-flow cryostat for dynamic temperature regulation using a fluid level sensor (2017-04-11),

7. 9310104 - Modular architecture for helium compressors (2016-04-12),

8. 9234691 - Method and apparatus for controlling temperature in a cryocooled cryostat using static and moving gas (2016-01-12),

9. 8992077 - Ultrasensitive ratiometric capacitance dilatometer and related methods (2015-03-31),

10. 8968677 - Frazil ice conjugate assay device and method (2015-03-03),

11. 8384504 - Superconducting quick switch (2013-02-26),

Quantum Design International, Inc. is a leading provider of advanced measurement and characterization systems, specializing in the fields of materials science and condensed matter physics. The company develops innovative solutions for both research and industrial applications, focusing on superconductivity, magnetism, and thermal properties. Based in San Diego, CA, Quantum Design is recognized for its commitment to quality and precision, enabling scientists and engineers to explore and understand complex material behaviors.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

11 Patents

#497 in San Diego, CA

#6,532 in California

#27,490 in US

#51,714 in the World

San Diego, CA, United States of America

Quantum Design International, Inc.

Forward Citations = 120

10 inventors:

Jost Diederichs (6 out of 12 patents)

Michael Bancroft Simmonds (5 out of 28 patents)

William Neils (4 out of 4 patents)

4. Dinesh Martien (4 out of 4 patents)

5. Randall Black (4 out of 10 patents)

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