IDiyas

For the Inventor, By the Inventor

Rochester, NY, United States of America

Caldwell Manufacturing Company


USPTO Granted Patents = 55


Trademarks = 13

Forward Citations = 1,020

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52 inventors (with patents filed for the assignee):

goldMedal Norman R Westfall (18 out of 19 patents)

silverMedal E Erik Timothy (8 out of 31 patents)

bronzeMedal William P Newton (8 out of 8 patents)

4.  John I Habbersett (7 out of 7 patents)

5.  Richard S deNormand (6 out of 18 patents)

6.  Patrick E Milligan (5 out of 9 patents)

7.  James A Martini (4 out of 5 patents)

8.  Garry P Haltof (4 out of 10 patents)

9.  Robert Michael Lucci (3 out of 11 patents)

10.  Brian S Dense (3 out of 3 patents)

11.  Robert S Flight (3 out of 3 patents)

12.  Thomas F Batten (2 out of 2 patents)

13.  Donald D Davis (2 out of 4 patents)

14.  John R Yonovich (2 out of 5 patents)

15.  Jeffrey D Tuller (1 out of 35 patents)


Core Competencies:
Window Balance Systems
Fenestration Systems
Sash Locking Mechanisms
Curl Spring Technology
Tilt Sash Solutions
Hurricane Window Braces
Sound Deadening Innovations
Automatic Anchoring Systems
Counterbalance Mechanisms
Spring Balance Adjustments
Jamb Liner Designs
Window Sash Actuators

55 patents:

1. 7735192 - Extended travel window balance (2010-06-15),
2. 7735191 - Locking shoe and mounting bracket for curl spring window balance system (2010-06-15),
3. 7708322 - Actuator for use in fenestration systems (2010-05-04),
4. 7703175 - Curl spring cover (2010-04-27),
5. 7367162 - System for shoe latching in laterally removable sash (2008-05-06),
6. 7004515 - Fenestration locking system (2006-02-28),
7. 6948279 - Support system for laterally removable sash (2005-09-27),
8. 6565133 - Sweep lock and tilt latch combination (2003-05-20),
9. 6523868 - Wind-resistant window sash lock (2003-02-25),
10. 6513194 - Pivot connection adjustment assembly (2003-02-04),
11. 6478347 - Wind-resistant sweep lock (2002-11-12),
12. 6446391 - Casement sash cable actuator (2002-09-10),
13. 6378169 - Mounting arrangement for constant force spring balance (2002-04-30),
14. 6041476 - Inverted block and tackle window balance (2000-03-28),
15. 6032417 - Corner locking carrier shoe for tilt sash (2000-03-07),
Caldwell Manufacturing Company is a leading provider of innovative solutions for the manufacturing industry. With over 50 years of experience, we specialize in designing and producing high-quality machinery and equipment that optimize production processes. Our state-of-the-art facilities and dedicated team of experts ensure that all our products meet the highest standards of quality and reliability. We are committed to helping our clients improve efficiency, enhance productivity, and achieve their manufacturing goals. Visit our website to learn more about our products and services.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 2 2025

55 Patents

#17 in Rochester, NY

#360 in New York

#6,230 in US

#12,522 in the World

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Rochester, NY, United States of America

Caldwell Manufacturing Company

Forward Citations = 1,020

52 inventors:

goldMedal Norman R Westfall (18 out of 19 patents)

silverMedal E Erik Timothy (8 out of 31 patents)

bronzeMedal William P Newton (8 out of 8 patents)

4.  John I Habbersett (7 out of 7 patents)

5.  Richard S deNormand (6 out of 18 patents)

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