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For the Inventor, By the Inventor

Windsor Locks, CT, United States of America

Hamilton Sundstrand Space Systems International, Inc.


USPTO Granted Patents = 81


Forward Citations = 145

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99 inventors (with patents filed for the assignee):

goldMedal Mark A Zaffetti (11 out of 29 patents)

silverMedal John W Steele (10 out of 33 patents)

bronzeMedal Thomas J Stapleton (7 out of 17 patents)

4.  Robert P Wichowski (6 out of 11 patents)

5.  Timothy A Nalette (6 out of 33 patents)

6.  Kevin G Hawes (5 out of 9 patents)

7.  Durwood Mace Beringer (5 out of 6 patents)

8.  Tony Rector (4 out of 13 patents)

9.  David G Converse (4 out of 8 patents)

10.  Edmund P Taddey (4 out of 6 patents)

11.  James R O'Coin (3 out of 18 patents)

12.  Barbara M Peyton (3 out of 14 patents)

13.  Terrell Lee Morrison (3 out of 8 patents)

14.  Jeremy M Strange (3 out of 12 patents)

15.  Dale T Cooke (3 out of 3 patents)


Core Competencies:
Heat Exchanger
Nuclear Power Systems
Radiation Characterization
Zero-Gravity Waste Management
Capillary Pump Technology
Electromechanical Actuators
Microgravity Analysis
Fluid Routing Systems
Life Support Catalysts
Digital Motor Control
Water Coolant Loops
Imaging Spectrometry

81 patents:

1. 12503233 - Human waste collection system, for zero-gravity conditions, that automatically closes a used waste bag segment and provides an unused waste bag segment from operation of a seat and flush actuator (2025-12-23),
2. 12487039 - Air-water separator for condensing heat exchanger (2025-12-02),
3. 12397934 - Nuclear-based heat and power for low-earth orbit (LEO) and deep space missions (2025-08-26),
4. 12379412 - Radiation anomaly characterization system (2025-08-05),
5. 11970291 - Toilet and garment for waste removal in a zero-gravity condition (2024-04-30),
6. 11592239 - Flow distributor for heat transfer plate (2023-02-28),
7. 10976117 - Multi-layer heat exchanger and method of distributing flow within a fluid layer of a multi-layer heat exchanger (2021-04-13),
8. 10544995 - Capillary pump assisted heat pipe (2020-01-28),
9. 10501347 - Catalytic oxidation of aqueous organic contaminants (2019-12-10),
10. 10447180 - Control of large electromechanical actuators (2019-10-15),
11. 10289092 - Digital motor controller stability analysis tool (2019-05-14),
12. 10288110 - Washer for retaining assembly pin (2019-05-14),
13. 10182513 - Phase change material heat sinks (2019-01-15),
14. 10175955 - Spreadsheet tool manager for collaborative modeling (2019-01-08),
15. 10173793 - Urine stowage system for spacecraft (2019-01-08),
Hamilton Sundstrand Space Systems International, Inc. is a leading provider of advanced space and aerospace systems. With over 50 years of experience, the company designs and develops innovative solutions for various space missions, including satellite systems, propulsion systems, and space exploration technologies. Hamilton Sundstrand Space Systems International is committed to pushing the boundaries of space technology and enabling new discoveries for the benefit of humankind.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

81 Patents

#2 in Windsor Locks, CT

#103 in Connecticut

#4,421 in US

#9,090 in the World

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Windsor Locks, CT, United States of America

Hamilton Sundstrand Space Systems International, Inc.

Forward Citations = 145

99 inventors:

goldMedal Mark A Zaffetti (11 out of 29 patents)

silverMedal John W Steele (10 out of 33 patents)

bronzeMedal Thomas J Stapleton (7 out of 17 patents)

4.  Robert P Wichowski (6 out of 11 patents)

5.  Timothy A Nalette (6 out of 33 patents)

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