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For the Inventor, By the Inventor

Enfield, CT, United States of America

Henry J Mercik, Jr

This inventor holds 9 USPTO granted patents. Top assignee: United Technologies Corporation. Active years: 1977-1978.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Henry J Mercik, Jr. Retrieved from https://idiyas.com/inventor/henry-j-mercik-jr

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

Calculating rank
USPTO Granted Patents = 9

% Patents Active = 100.0

Average Co-Inventor Count = 2.3

ph-index = 7

Forward Citations = 112(Granted Patents)


Company Filing History:

goldMedal9 out of 10,655 
 
United Technologies Corporation
 patents

Years Active: 1977-1978

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9 patents (USPTO):Explore Patents
1. 4102178 - Gas in coolant diagnostics for internal combustion engine (1978-07-25),
2. 4094191 - Fuel pump diagnostics for internal combustion engine (1978-06-13),
3. 4069712 - Thermostat setting diagnostics for internal combustion engine (1978-01-24),
4. 4069707 - Balance point diagnostics for internal combustion engine (1978-01-24),
5. 4064746 - Parameter controlled speed determination in internal combustion engine (1977-12-27),
6. 4062231 - Engine cooling system diagnostics (1977-12-13),
7. 4061026 - Full throttle, specific speed tests in internal combustion engine (1977-12-06),
8. 4055995 - Engine air-in-fuel diagnostics (1977-11-01),
9. 4046003 - Engine turbocharger diagnostics (1977-09-06),

Title: Innovations by Henry J Mercik, Jr.

Introduction

Henry J Mercik, Jr. is a notable inventor based in Enfield, CT (US). He has made significant contributions to the field of internal combustion engine diagnostics, holding a total of 9 patents. His work focuses on improving the efficiency and reliability of engine systems through innovative diagnostic methods.

Latest Patents

Among his latest patents, one is titled "Gas in Coolant Diagnostics for Internal Combustion Engine." This invention measures the quantity of gas entering or within the coolant of an engine cooling system while the engine is running. The process ensures that coolant circulates through the entire system by using a radiator cap connected to an orifice of known size, allowing gas to escape and measuring the pressure differential across the orifice.

Another significant patent is "Fuel Pump Diagnostics for Internal Combustion Engine." This invention utilizes a single pressure transducer to measure fuel pressure at both low and high idle speeds. By comparing these pressures against normal values, it can diagnose the condition of the bypass valve and identify other potential faults in the fuel system. This innovative approach allows for precise diagnostics, even in the presence of multiple faults.

Career Highlights

Henry J Mercik, Jr. is currently employed at United Technologies Corporation, where he continues to develop and refine his diagnostic technologies. His work has had a substantial impact on the automotive industry, enhancing the performance and reliability of internal combustion engines.

Collaborations

Throughout his career, Henry has collaborated with notable colleagues, including Lee R Armstrong and Henry E Goetsch. These partnerships have contributed to the advancement of his innovative projects and patents.

Conclusion

Henry J Mercik, Jr. exemplifies the spirit of innovation in the field of engine diagnostics. His patents reflect a deep understanding of internal combustion systems and a commitment to improving their functionality. His contributions continue to influence the automotive industry positively.

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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