For the Inventor, By the Inventor

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Boaz, AL, United States of America

Tocco, Inc.

USPTO Granted Patents = 53

Forward Citations = 722

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26 inventors (with patents filed for the assignee):

George D Pfaffmann (22 out of 34 patents)

Donald E Novorsky (13 out of 13 patents)

George M Mucha (11 out of 15 patents)

4. William D West (4 out of 7 patents)

5. Robert V Vickers (4 out of 14 patents)

6. Norbert R Balzer (4 out of 14 patents)

7. Arthur H Griebel (4 out of 5 patents)

8. Jerry R Dunn (3 out of 4 patents)

9. Jonathan W Alexander (3 out of 3 patents)

10. William Adam Morrison (2 out of 2 patents)

11. Richard H McKelvey (2 out of 2 patents)

12. Ronald R Akers (2 out of 2 patents)

13. John R Laughlin (2 out of 2 patents)

14. Michael R Hammond (2 out of 3 patents)

15. James A Roginski (1 out of 1 patent)

Core Competencies:

Induction Heating

Crank Shaft

Gear Hardening

Temperature Measurement

Sintering Process

Valve Seat

Eddy Current

Power Inverter

Hardening Methods

Workpiece Heating

Non-Circular Workpieces

Coil Monitoring

53 patents: Sort by Forward Citations

1. 6700105 - Induction heating system and method for internal combustion engine (2004-03-02),

2. 6696675 - Induction heating system for internal combustion engine (2004-02-24),

3. 6069348 - Method and apparatus for inductively heating non-circular workpieces (2000-05-30),

4. 5938965 - Inductor for removing paint from wire hooks (1999-08-17),

5. 5680693 - Method of making an inductor (1997-10-28),

6. 5451749 - Inductor for inductively heating crank shafts (1995-09-19),

7. 5434389 - Device for monitoring current in an induction heating coil (1995-07-18),

8. 5430426 - Transformer (1995-07-04),

9. 5373143 - Apparatus and method of measuring temperature (1994-12-13),

10. 5302215 - Method and apparatus for selectively heating a workpiece subjected to (1994-04-12),

11. 5250776 - Apparatus and method of measuring temperature (1993-10-05),

12. 5214258 - Apparatus and method of ultra rapid annealing by induction heating of (1993-05-25),

13. 5213636 - Method and apparatus of quench hardening of gear teeth surfaces (1993-05-25),

14. 5157232 - Method and apparatus for inductively heating asymmetrically shaped (1992-10-20),

15. 5117613 - Induction heating and package sealing system and method (1992-06-02),

Tocco, Inc., based in Boaz, Alabama, specializes in advanced induction heating technology, focusing on applications such as crank shaft and gear hardening. The company is recognized for its expertise in temperature measurement and the sintering process, which are critical in manufacturing and engineering sectors. Tocco also develops solutions involving valve seats and eddy current technologies, providing innovative power inverter systems that enhance efficiency and precision in industrial applications.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

53 Patents

#1 in Boaz, AL

#31 in Alabama

#6,661 in US

#13,309 in the World

Boaz, AL, United States of America

Tocco, Inc.

Forward Citations = 722

26 inventors:

George D Pfaffmann (22 out of 34 patents)

Donald E Novorsky (13 out of 13 patents)

George M Mucha (11 out of 15 patents)

4. William D West (4 out of 7 patents)

5. Robert V Vickers (4 out of 14 patents)

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