logo

For the Inventor, By the Inventor

San Juan Capistrano, CA, United States of America

Fluidmaster, Inc.


USPTO Granted Patents = 100

% Expired Patents = 10.0


Trademarks = 22

Forward Citations = 1,049

Loading Chart...
Loading Chart...

97 inventors (with patents filed for the assignee):

goldMedal Tuan Van Le (35 out of 47 patents)

silverMedal Joseph U Han (21 out of 38 patents)

bronzeMedal Adolf Schoepe (12 out of 25 patents)

4.  Oscar R Dufau (9 out of 12 patents)

5.  Adam Robert Sampson (7 out of 14 patents)

6.  Jack T Nguyen (7 out of 13 patents)

7.  John C McKay (6 out of 18 patents)

8.  Arnold Hennessy (6 out of 9 patents)

9.  Matt Vargas (5 out of 9 patents)

10.  Christopher A Coppock (5 out of 5 patents)

11.  Venkat Mallela (4 out of 4 patents)

12.  Robert Collin (4 out of 5 patents)

13.  Tom Stout (4 out of 4 patents)

14.  Farid Maiwandi (4 out of 4 patents)

15.  Kabir Siddiqui (4 out of 5 patents)


Core Competencies:
Flush Valve
Pneumatic Device
Dual Flush
Toilet Mechanism
Fluid Connector
Water Treatment
Siphon Valve
Flow Regulator
Toilet Cleaning
Vacuum Toilet
Float Mechanism
Leak Detector

100 patents:

1. 12729528 - Lever assembly (2026-09-08),
2. 12674308 - Cistern system, apparatus and method (2026-07-07),
3. 12673810 - Omni configured flapper systems and packaging (2026-07-07),
4. 12428827 - Omni configured flapper systems for various flush valve sizes and methods of retrofit (2025-09-30),
5. 11946238 - Adjustable flush valve poppet assembly (2024-04-02),
6. 11939206 - Fluid control system and method (2024-03-26),
7. D1015864 - Nut (2024-02-27),
8. D1014235 - Washer (2024-02-13),
9. 11746922 - Pneumatic lost motion/binary device system and method (2023-09-05),
10. 11713817 - Balanced activation force and bistable valve system and method (2023-08-01),
11. 11643798 - Modular fluid valve (2023-05-09),
12. 11613881 - Plumbing products kit (2023-03-28),
13. 11434631 - Siphon activated valve (2022-09-06),
14. 11391391 - Discharge valve system and method (2022-07-19),
15. 11142898 - Modular fluid valve (2021-10-12),
Fluidmaster, Inc. is a leading manufacturer of toilet tank components and plumbing solutions. With over 60 years of experience, Fluidmaster is dedicated to creating innovative products that improve water efficiency and enhance the performance of toilets. Their range of products includes fill valves, flush valves, toilet repair kits, and more.
This text is generated by artificial intelligence and may not be accurate.

logo

Company Badge

USPTO Data Jan 1 1976 - Sep 15 2026

Fluidmaster, Inc.
100 Patents

#1 in San Juan Capistrano, CA

#866 in California

#3,787 in US

#7,762 in the World

San Juan Capistrano, CA (US)
San Juan Capistrano, CA, United States of America

Fluidmaster, Inc.

Forward Citations = 1,049

97 inventors:

goldMedal Tuan Van Le (35 out of 47 patents)

silverMedal Joseph U Han (21 out of 38 patents)

bronzeMedal Adolf Schoepe (12 out of 25 patents)

4.  Oscar R Dufau (9 out of 12 patents)

5.  Adam Robert Sampson (7 out of 14 patents)

Please report any incorrect information to [email protected]
Loading…