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For the Inventor, By the Inventor

Sugar Land, TX, United States of America

Kalsi Engineering, Inc.


USPTO Granted Patents = 45



Trademarks = 5

Forward Citations = 1,315

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16 inventors (with patents filed for the assignee):

goldMedal Lannie Laroy Dietle (36 out of 40 patents)

silverMedal Manmohan Singh Kalsi (20 out of 35 patents)

bronzeMedal John Erick Schroeder (12 out of 12 patents)

4.  Jeffrey D Gobeli (7 out of 9 patents)

5.  Aaron Paul Richie (7 out of 7 patents)

6.  Zachary W Leutwyler (4 out of 4 patents)

7.  Patricio Daniel Alvarez (4 out of 5 patents)

8.  William T Conroy (4 out of 4 patents)

9.  Jaw-Kuang Wang (2 out of 2 patents)

10.  Mital Chandrakant Mistry (2 out of 2 patents)

11.  Aaron Paul Ritchie (1 out of 1 patent)

12.  Victor Garcia, Jr (1 out of 1 patent)

13.  Rome Richardson (1 out of 1 patent)

14.  Dezso Somogyi (1 out of 1 patent)

15.  Brian O James (1 out of 22 patents)


Core Competencies:
Hydrodynamic Rotary Seal
Dynamic Sealing Device
Pressure-Balanced Floating Seal
Rotary Shaft Sealing Assembly
High Pressure Rotary Seal
Thermal Control Valve
Flow Conditioning Assembly
Extrusion Resistant Seal
Skew Resistant Seal
Composite Dynamic Seal
Flexible Wedge Gate Valve
Load Responsive Bearing

45 patents:

1. 12442449 - Bidirectional hydrodynamic rotary seal (2025-10-14),
2. 12271214 - Miniature passive thermal control valve for mixing or splitting single-phase fluid with adjustable thermal actuator (2025-04-08),
3. 11989043 - Miniature passive thermal control valve for mixing or splitting single-phase fluid with adjustable thermal actuator (2024-05-21),
4. 11668399 - Rotary seal and method of making same (2023-06-06),
5. 11300208 - Seal assembly with anti-rotation and stability features (2022-04-12),
6. 11261891 - Flow conditioning assembly (2022-03-01),
7. 11085470 - Flow conditioning assembly (2021-08-10),
8. 10435981 - Seal arrangement for rotating equipment (2019-10-08),
9. 10330203 - High pressure dynamic sealing device (2019-06-25),
10. 10302200 - Seal for bi-directional rotation and pressure (2019-05-28),
11. 9845879 - High pressure dynamic sealing arrangement (2017-12-19),
12. 9429238 - Dynamic backup ring assembly (2016-08-30),
13. 9316319 - Pressure-balanced floating seal housing assembly and method (2016-04-19),
14. 9121504 - Rotary seal with improved film distribution (2015-09-01),
15. 9121503 - Rotary seal with supported inlet (2015-09-01),
KALSI ENGINEERING, INC. is a reputable company specializing in advanced engineering solutions. With over 30 years of experience, we provide innovative products and services to clients across various industries. Our expertise lies in the design, manufacturing, and testing of high-performance rotary shaft seals and bearing systems. We have a strong commitment to quality and customer satisfaction. For more information about our company and our range of products, please visit our website.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 16 2025

45 Patents

#8 in Sugar Land, TX

#424 in Texas

#7,499 in US

#14,974 in the World

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Sugar Land, TX, United States of America

Kalsi Engineering, Inc.

Forward Citations = 1,315

16 inventors:

goldMedal Lannie Laroy Dietle (36 out of 40 patents)

silverMedal Manmohan Singh Kalsi (20 out of 35 patents)

bronzeMedal John Erick Schroeder (12 out of 12 patents)

4.  Jeffrey D Gobeli (7 out of 9 patents)

5.  Aaron Paul Richie (7 out of 7 patents)

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