Vantaa, Finland

Kalervo Mannisto

This inventor holds 1 USPTO granted patent. Top assignee: Oy All-Plast Ab. Active years: 1986.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kalervo Mannisto. Retrieved from https://idiyas.com/inventor/kalervo-mannisto

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


% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 1986

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1 patent (USPTO):Explore Patents

Title: Kalervo Mannisto: Innovator in Pipe Coupling Technology

Introduction

Kalervo Mannisto is a notable inventor based in Vantaa, Finland. He has made significant contributions to the field of plumbing technology, particularly with his innovative designs for pipe couplings. His work has led to advancements that improve the efficiency and functionality of drainage systems.

Latest Patents

Mannisto holds a patent for a unique pipe coupling with a water seal between the sinks of a drain board and the drain pipe. This invention includes a collecting pipe that connects to one or more jointing pipes for sink connecting tubes. The design features a water seal forming pipe element, which is integral to the overall structure. The innovation allows for the manufacturing of the pipe coupling using a single mold and in a single working cycle. The water seal comprises a straight pipe element fitted with a partition, extending downwards to create a water seal compartment below the plane of the collecting pipe. This design enhances the functionality and reliability of drainage systems.

Career Highlights

Kalervo Mannisto is associated with Oy All-Plast Ab, where he has applied his expertise in plumbing technology. His work has been instrumental in developing practical solutions that address common issues in drainage systems. His patent reflects his commitment to innovation and quality in engineering.

Collaborations

Mannisto has collaborated with notable colleagues, including Heikki Masalin and Eero Saarinen. These partnerships have contributed to the development of effective plumbing solutions and have fostered a collaborative environment for innovation.

Conclusion

Kalervo Mannisto's contributions to pipe coupling technology exemplify the impact of innovative thinking in engineering. His patent for a water seal pipe coupling demonstrates his ability to solve practical problems in plumbing. Mannisto's work continues to influence the industry and improve drainage systems worldwide.

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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