Parma, OH, United States of America

Timothy J Hejl

This inventor holds 3 USPTO granted patents. Top assignee: Advanced Ceramics Corporation. Active years: 1994-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Timothy J Hejl. Retrieved from https://idiyas.com/inventor/timothy-j-hejl-jwou23e3

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 2.4

ph-index = 3

Forward Citations = 58(Granted Patents)


Company Filing History:


Years Active: 1994-1996

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3 patents (USPTO):Explore Patents

Title: **Timothy J. Hejl: Innovator in Flash Evaporator Technology**

Introduction

Timothy J. Hejl is a distinguished inventor based in Parma, Ohio, whose contributions to the field of thermal management technology have earned him recognition within the engineering community. With a total of three patents, Hejl's groundbreaking work primarily focuses on enhancing the efficiency and structural integrity of evaporator heaters.

Latest Patents

Among his latest innovations are two notable patents:

1. **Coated Flash Evaporator Heater** - This patent describes a flash evaporator heater featuring a substrate made from either an intermetallic compound or graphite. The device includes an outer coating of pyrolytic boron nitride or pyrolytic graphite. The design boasts a substantially rectangular shape with a flat upper surface and a recessed cavity, where the geometry of the cavity forms a slope that meets the upper surface at an angle of less than 60 degrees.

2. **Pyrolytic Boron Nitride Coated Flash Evaporator** - In this innovation, Hejl has developed a resistance-heated evaporator composed of a graphite body with a generally rectangular form. A coating of pyrolytic boron nitride covers nearly the entire surface of three sides at each end, establishing a channel that adds structural support. Notably, at least one side remains open for electrical contact with a power supply, emphasizing practicality in design.

Career Highlights

Timothy Hejl’s inventive spirit is exemplified through his current role at the Advanced Ceramics Corporation, where he continues to push the boundaries of materials science. His expertise in high-performance coatings and evaporator technology places him at the forefront of innovation in this field.

Collaborations

Hejl collaborates with other prominent inventors like John T. Mariner and Douglas Alan Longworth. Their collective efforts contribute to the ongoing research and development initiatives at Advanced Ceramics Corporation, fostering an environment ripe for innovation.

Conclusion

Timothy J. Hejl’s impactful patents in the area of flash evaporator technology reflect his commitment to advancing thermal management solutions. His work not only enhances efficiency but also demonstrates the potential of innovative materials in engineering applications. As Hejl continues his endeavors at Advanced Ceramics Corporation, his future contributions are eagerly anticipated by industry peers and researchers alike.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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