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For the Inventor, By the Inventor

Clarkston, MI, United States of America

Nils O Rosaen

This inventor holds 20 USPTO granted patents. Top assignees: Universal Flow Monitors, Inc., Other. Active years: 1976-1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nils O Rosaen. Retrieved from https://idiyas.com/inventor/nils-o-rosaen

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

USPTO Granted Patents = 20

% Patents Active = 100.0

Average Co-Inventor Count = 1.0

ph-index = 7

Forward Citations = 175(Granted Patents)


Location History:

  • Bloomfield Hills, MI (US) (1976 - 1977)
  • Bloomfield, MI (US) (1977)
  • West Bloomfield, MI (US) (1977 - 1979)
  • W. Bloomfield, MI (US) (1979)
  • Pebble Creek, W. Bloomfield, MI (US) (1979)
  • Hazel Park, MI (US) (1981 - 1982)
  • Troy, MI (US) (1985 - 1986)
  • Clarkston, MI (US) (1981 - 1995)

Company Filing History:

goldMedal1 out of 8 
 
Universal Flow Monitors, Inc.
 patents
silverMedal18 out of 834,453 
Other
 patents
where one patent can have more than one assignee

Years Active: 1976-1995

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20 patents (USPTO):Explore Patents
1. 5395090 - Valve for high pressure fluid systems (1995-03-07),
2. 4928515 - Oil mist sensor (1990-05-29),
3. 4622994 - Fluid handling device (1986-11-18),
4. 4548235 - Fluid handling device (1985-10-22),
5. 4535797 - Automatic shut off valve (1985-08-20),
6. 4495068 - Fluid filtering device (1985-01-22),
7. 4388835 - Fluid flow meter (1983-06-21),
8. 4346607 - Fluid flow meter with improved sealing means (1982-08-31),
9. 4307405 - Flow meter recording device (1981-12-22),
10. 4282761 - Fluid flow meter (1981-08-11),
11. 4273651 - Return line filter (1981-06-16),
12. 4179372 - Fluid filtering device (1979-12-18),
13. 4139468 - Fluid filtering device (1979-02-13),
14. 4139466 - Differential fluid pressure indicating device (1979-02-13),
15. 4063455 - Flow meter (1977-12-20),

Title: Nils O. Rosaen: A Visionary Inventor from Clarkston, MI

Introduction

Nils O. Rosaen, based in Clarkston, MI, is a prolific inventor with an impressive portfolio of 20 patents. His work primarily revolves around advancements in fluid systems and sensors, showcasing his commitment to innovation and engineering excellence.

Latest Patents

Two of Nils O. Rosaen's latest patents highlight his ingenuity and problem-solving capability. The first, titled "Valve for High Pressure Fluid Systems," features a specialized valve assembly that enhances fluid flow control. This valve uses system pressure to open and relies solely on spring force for closing, which helps to prolong the lifespan of seals by minimizing stress during operation.

The second patent, "Oil Mist Sensor," introduces a sophisticated air-oil mist detection system. This device efficiently separates oil from mist, directing it to a reservoir during the collection cycle. By employing a piston mechanism, it creates pressure to actuate a switch, indicating the presence of oil. Remarkably, approximately 98% of the oil in the mist is extracted as it passes through the sensor, providing effective monitoring of oil levels.

Career Highlights

Throughout his career, Nils O. Rosaen has made significant contributions to the field of fluid dynamics and sensor technology. His experience includes tenures at notable companies where he has applied his inventive skills to solve complex engineering challenges. His work has been crucial in developing reliable solutions for various industrial applications.

Collaborations

Nils has collaborated with several organizations to bring his innovations to life, most notably with Universal Flow Monitors, Inc. Through these partnerships, he has been able to leverage shared expertise to refine his inventions and ensure they meet industry standards and needs.

Conclusion

Nils O. Rosaen stands out as an inventor who not only holds numerous patents but also exemplifies the spirit of innovation. His contributions to valve technology and sensor systems not only highlight his technical prowess but also his dedication to enhancing product life and efficiency in fluid systems. As he continues to push the boundaries of invention, the impact of his work is sure to resonate within the engineering community and beyond.

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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