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For the Inventor, By the Inventor

Williamstown, MA, United States of America

Franz S Dunkl

USPTO Granted Patents = 10

Average Co-Inventor Count = 2.3

ph-index = 5

Forward Citations = 61(Granted Patents)


Company Filing History:

goldMedal10 out of 292 
 
Sprague Electric Company
 patents

Years Active: 1978-1984

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10 patents (USPTO):Explore Patents
1. 4428028 - Electrolytic capacitor (1984-01-24),
2. 4376713 - AC Electrolytic capacitor electrolyte (1983-03-15),
3. 4373177 - High temperature electrolytic capacitor (1983-02-08),
4. 4373176 - Electrolytic capacitor for at least 200 V service (1983-02-08),
5. 4245278 - Electrolytic capacitor containing a metatungstate electrolyte (1981-01-13),
6. 4242722 - Capacitor containing anthranilate electrolyte (1980-12-30),
7. 4189761 - Non-aqueous electrolytic capacitor electrolyte (1980-02-19),
8. 4155154 - Anodization of electrolytic capacitor sections (1979-05-22),
9. 4117531 - Electrolytic capacitor (1978-09-26),
10. 4110817 - Electrolytic capacitor with an electrolyte including dibasic acid (1978-08-29),

Title: The Innovative Contributions of Franz S Dunkl

Introduction

Franz S Dunkl, an accomplished inventor based in Williamstown, MA, is recognized for his significant contributions to the field of electrolytic capacitors. With a remarkable portfolio of 10 patents, Dunkl has pushed the boundaries of electrochemical technology and made notable advancements in capacitor design and materials.

Latest Patents

Dunkl's latest inventions focus on improving the efficiency and effectiveness of electrolytic capacitors. One of his patents details an aluminum or tantalum electrolytic capacitor featuring an electrolyte system that utilizes 3-methoxypropionitrile as a solvent. This innovative system incorporates stable solutes, including amine-glycol-borates, condensed phosphates, and complex boro-phenolates, providing a setup with a room-temperature resistivity of up to 1000 ohm-cm. Another notable invention is an electrolyte designed for AC motor-start electrolytic capacitors, which consists of a mixture of 10 to 40 wt % mono(diethylammonium) or mono(triethylammonium) adipate in ethylene glycol as the solvent.

Career Highlights

Franz S Dunkl currently represents the Sprague Electric Company, where he has contributed greatly to their innovations in capacitor technologies. His work exemplifies the integration of advanced materials and electrolytic processes, showcasing his expertise in electrochemistry and electrical engineering.

Collaborations

Throughout his career, Dunkl has partnered with prominent figures in the field, including coworkers Sidney D Ross and Manuel Finkelstein. These collaborations have further enriched his inventions, bringing together diverse expertise to tackle complex challenges in capacitor technology.

Conclusion

Franz S Dunkl stands out as a significant figure in the realm of innovations relating to electrolytic capacitors. His continued focus on enhancing capacitor performance through new materials and designs has not only advanced his company's interests but also contributed to the broader electrical engineering field. His work serves as an inspiration for future inventors aiming to make impactful changes in technology.

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