Location History:
- Cambridge, MA (US) (2013 - 2016)
- Lexington, MA (US) (1999 - 2023)
Company Filing History:
38 out of 8,373 
19 out of 3,218 
1 out of 8 
Years Active: 1999-2023
Areas of Expertise:
Title: John H. Lienhard – A Trailblazer in Desalination Innovations
Introduction
John H. Lienhard, a prominent inventor based in Lexington, MA, holds an impressive portfolio of 42 patents. His pioneering work focuses primarily on innovations in desalination processes and membrane technology. With a background enriched by significant contributions to renowned institutions, Lienhard has made remarkable advancements in sustainable water purification methods.
Latest Patents
Among his most recent patents are two notable inventions: the "Switchable System for High-Salinity Brine Desalination" and "Deformation-Enhanced Cleaning of Fouled Membranes."
The first patent introduces a sophisticated desalination technique involving a liquid-liquid extraction system that efficiently extracts water from saline feed streams. The process utilizes a volatile organic solvent and an innovative solvent regenerator, yielding a concentrated brine and desalinated water.
The second patent presents an enhanced cleaning method for fouled membranes, employing controlled membrane deformation to dislodge accumulated foulants. This method significantly improves the efficiency of the membrane by utilizing mechanical fatigue to facilitate cleaning while retaining dissolved components.
Career Highlights
John H. Lienhard has had a profound career characterized by his roles in esteemed institutions such as the Massachusetts Institute of Technology (MIT) and King Fahd University of Petroleum and Minerals. His contributions have been crucial in pushing the boundaries of research in desalination and membrane technology, contributing to a better understanding of water purification methods.
Collaborations
Throughout his career, Lienhard has collaborated with notable figures such as Prakash Narayan Govindan and Ronan Killian McGovern. These partnerships have fostered advancements in his research and innovation, leading to impactful developments in the field of desalination.
Conclusion
John H. Lienhard's work underscores the importance of innovation in addressing pressing global challenges like water scarcity. His inventions continue to pave the way for more efficient and sustainable methods of desalination, highlighting his role as a significant contributor to modern environmental technology.