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For the Inventor, By the Inventor

Allentown, PA, United States of America

Michael Langsam

This inventor holds 20 USPTO granted patents, plus 4 CIPO patents, primarily in Gas Separation Membranes. Top assignee: Air Products and Chemicals, Inc.. Active years: 1984-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Michael Langsam. Retrieved from https://idiyas.com/inventor/michael-langsam

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 = 1.9

ph-index = 10

Forward Citations = 281(Granted Patents)


Company Filing History:

goldMedal20 out of 3,219 
 
Air Products and Chemicals, Inc.
 patents

Years Active: 1984-2001

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Areas of Expertise:
Nanoporous Films
Polyamide-Imides
Polyimide Polymers
Gas Purification
Membrane Technology
Bulk Absorption
Rigid Aromatic Polyamides
Fluorinated Polymers
Polymerization Processes
Molecular Weight Control
Tri-Substituted Silylalkynes
Wall Fouling Reduction
20 patents (USPTO):Explore Patents
1. 6187248 - Nanoporous polymer films for extreme low and interlayer dielectrics (2001-02-13),
2. 5939520 - Gas separation membranes based on regiospecific polyamide-imides (1999-08-17),
3. 5061298 - Gas separating membranes formed from blends of polyimide polymers (1991-10-29),
4. 5055616 - Ortho-alkylated bisanilines having fluorenylidene bridging groups (1991-10-08),
5. 5045093 - Gas separating membranes from polyimide polymers and a process for using (1991-09-03),
6. 5042993 - Gas separating membranes from polyimide polymers (1991-08-27),
7. 5034027 - Membranes formed from rigid aromatic polyamides (1991-07-23),
8. 4990667 - Alkylated 1,1-bis(4-aminophenyl)-1-phenyl-2,2,2-trifluoroethanes (1991-02-05),
9. 4956095 - Water or gas purification by bulk absorption (1990-09-11),
10. 4954144 - Polyimide membranes and their use for gas separation (1990-09-04),
11. 4952220 - Membranes formed from unsaturated polyimides (1990-08-28),
12. 4931182 - Membranes formed from unsaturated polyimides (1990-06-05),
13. 4902763 - Process for the polymerization tri-substituted silylalkynes (1990-02-20),
14. 4897092 - Polyimide membrane having improved flux (1990-01-30),
15. 4859215 - Polymeric membrane for gas separation (1989-08-22),

Title: Innovations by Michael Langsam: Advancements in Polymer Science

Introduction

Michael Langsam, based in Allentown, PA, is a notable inventor in the field of polymer science, holding an impressive portfolio of 20 patents. His work has significantly contributed to advancements in materials that exhibit exceptional properties, particularly in gas separation and dielectric applications.

Latest Patents

Among his most recent innovations, Langsam has developed nanoporous polymer films aimed at extreme low and interlayer dielectrics. Additionally, he has created gas separation membranes based on regiospecific polyamide-imides. These membranes are known for exhibiting superior gas separation properties compared to those formed from random copolymers. The manufacturing process involves synthesizing regiospecific polyamide-imides by reacting specific aromatic diimide dicarboxylic acids with select aromatic diamines.

Career Highlights

Langsam's career has been marked by his tenure at Air Products and Chemicals, Inc., where he has played a crucial role in advancing the company's research and development initiatives. His innovative approaches in polymer chemistry continue to push the boundaries of what materials can achieve in various applications.

Collaborations

Throughout his career, Langsam has had the opportunity to collaborate with prominent coworkers such as William F. Burgoyne, Jr. and Lloyd Mahlon Robeson. These collaborations have fostered an environment of creativity and innovation, leading to significant advancements in their respective fields.

Conclusion

Michael Langsam’s contributions to polymer science through his patents have established him as a significant inventor in his field. His ongoing work continues to influence advancements in technology, particularly in materials that offer enhanced performance capabilities.

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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