For the Inventor, By the Inventor

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Camden, ME, United States of America

Tibbetts Industries, Inc.

USPTO Granted Patents = 16

% Expired Patents = 25.0

Forward Citations = 441

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10 inventors (with patents filed for the assignee):

George C Tibbetts (11 out of 11 patents)

Joseph A Sawyer (6 out of 6 patents)

Peter L Madaffari (4 out of 12 patents)

4. James S Collins (2 out of 2 patents)

5. Marc A Craig (1 out of 1 patent)

6. Bowen F Marshall (1 out of 1 patent)

7. John L Burns (1 out of 1 patent)

8. William T Flint (1 out of 1 patent)

9. Senior N Blanchard (1 out of 1 patent)

10. W Kent Stanley (1 out of 1 patent)

16 patents: Sort by Forward Citations

1. 6819213 - Inductive device (2004-11-16),

2. 6763571 - Armature assembly for balanced moving armature magnetic transducer and method of locating and adjusting same (2004-07-20),

3. 6727789 - Magnetic transducers of improved resistance to arbitrary mechanical shock (2004-04-27),

4. 6526153 - Armature assembly for balanced moving armature magnetic transducer and method of locating and adjusting same (2003-02-25),

5. 6031922 - Microphone systems of reduced in situ acceleration sensitivity (2000-02-29),

6. 6023194 - Amplifier with reduced input capacitance (2000-02-08),

7. 5589799 - Low noise amplifier for microphone (1996-12-31),

8. 5570428 - Transducer assembly (1996-10-29),

9. 5299176 - Balanced armature transducers with transverse gap (1994-03-29),

10. 5220612 - Non-occludable transducers for in-the-ear applications (1993-06-15),

11. 4518831 - Transducer with translationally adjustable armature (1985-05-21),

12. 4442324 - Encapsulated backplate for electret transducers (1984-04-10),

13. 4430520 - Transducer shielding enclosure (1984-02-07),

14. 4418246 - Cell assembly for electret transducer (1983-11-29),

15. 4410769 - Transducer with adjustable armature yoke and method of adjustment (1983-10-18),

Tibbetts Industries, Inc. is a specialized manufacturer based in Camden, Maine, focusing on advanced engineering solutions and precision components. The company is recognized for its expertise in developing innovative products for various sectors, including aerospace, defense, and industrial applications. With a commitment to quality and technological advancement, Tibbetts Industries leverages its extensive knowledge in materials science and manufacturing processes to deliver high-performance solutions tailored to meet the evolving needs of its clients.

Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Oct 6 2026

16 Patents

#1 in Camden, ME

#17 in Maine

#19,907 in US

#37,788 in the World

Camden, ME, United States of America

Tibbetts Industries, Inc.

Forward Citations = 441

10 inventors:

George C Tibbetts (11 out of 11 patents)

Joseph A Sawyer (6 out of 6 patents)

Peter L Madaffari (4 out of 12 patents)

4. James S Collins (2 out of 2 patents)

5. Marc A Craig (1 out of 1 patent)

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