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For the Inventor, By the Inventor

Evanston, IL, United States of America

Charles W Finkl

USPTO Granted Patents = 24

Average Co-Inventor Count = 1.8

ph-index = 6

Forward Citations = 165(Granted Patents)


Location History:

  • Evanston, IL (US) (1976 - 1999)
  • Chicago, IL (US) (1977 - 2006)

Company Filing History:

goldMedal22 out of 42 
 
A. Finkl & Sons Co.
 patents
silverMedal2 out of 832,761 
Other
 patents

Years Active: 1976-2006

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24 patents (USPTO):Explore Patents
1. 7077993 - Apparatus for softening a selected portion of a steel object by heating (2006-07-18),
2. 6398885 - Method and apparatus for preventing cracking of the shank junction of die blocks (2002-06-04),
3. 5972130 - High impact and thermal shock resistant die steel, dies, dies blocks and (1999-10-26),
4. 5888450 - Fine grained ductile plastic injection molds forging tools and machine (1999-03-30),
5. 5720829 - Maraging type hot work implement or tool and method of manufacture (1998-02-24),
6. 5496516 - Dual purpose steel and products produced therefrom (1996-03-05),
7. 5415834 - Warm forging implement, composition and method of manufacture thereof (1995-05-16),
8. 5364588 - Double stabilized stainless-type steel die block (1994-11-15),
9. 5252120 - Method and apparatus for double vacuum production of steel (1993-10-12),
10. 5244626 - Hot work die block (1993-09-14),
11. 5232660 - Nitrogen steel and method of manufacture thereof (1993-08-03),
12. 5180444 - Method for controlled fluid quenching of steel (1993-01-19),
13. 5110379 - High temperature fine-grained steel product (1992-05-05),
14. 5059389 - Low alloy steel product (1991-10-22),
15. 4950324 - Tri-level method and apparatus for post melting treatment of molten steel (1990-08-21),

Title: Innovations by Charles W. Finkl: Advancements in Metalworking Technologies

Introduction

Charles W. Finkl is a notable inventor based in Evanston, IL, recognized for his significant contributions to the field of metalworking. With a remarkable portfolio of 24 patents, Finkl has developed innovative methods and apparatus that enhance the efficiency and effectiveness of metal treatment processes.

Latest Patents

Among his latest innovations, Finkl introduced an "Apparatus for softening a selected portion of a steel object by heating." This differential hardening apparatus allows for the softening of specific sections of a metal workpiece, such as die blocks, by directing heat to a defined area. The technology ensures that only the desired portion, like the shank of a die block, is softened while preserving the hardness of the remaining sections.

Another noteworthy invention is the "Method and apparatus for preventing cracking of the shank junction of die blocks." This approach utilizes controlled electrical energy from induction or infrared heating to temper only the shank portion of die blocks, ensuring optimal hardness in working areas while preventing damage during use.

Career Highlights

Charles W. Finkl has made significant contributions during his career at A. Finkl & Sons Co., where he developed many of his groundbreaking inventions. His work has played a crucial role in enhancing efficiencies within the metalworking industry.

Collaborations

Throughout his career, Finkl has collaborated with esteemed professionals such as Algirdas A. Underys and Albert L. Lehman. These collaborations have fostered an environment of innovation and led to the development of advanced technologies in the field.

Conclusion

In conclusion, Charles W. Finkl stands out as a pioneering inventor whose advancements in metalworking technologies continue to influence the industry. His innovative approaches not only address the challenges of metal treatment but also improve overall production quality and efficiency.

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