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For the Inventor, By the Inventor

Madison, NJ, United States of America

Stylianos Sifniades

This inventor holds 26 USPTO granted patents and 1 EPO patent, primarily in Polymer Chemistry. Top assignees: Allied Chemical Corporation, Alliedsignal Inc., Allied Corporation. Active years: 1976-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Stylianos Sifniades. Retrieved from https://idiyas.com/inventor/stylianos-sifniades

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

Calculating rank
USPTO Granted Patents = 26

% Patents Active = 100.0


Average Co-Inventor Count = 2.6

ph-index = 10

Forward Citations = 374(Granted Patents)


Location History:

  • Parsippany, NJ (US) (1976)
  • Madison, NJ (US) (1976 - 2002)

Company Filing History:

goldMedal15 out of 756 
 
Allied Chemical Corporation
 patents
silverMedal8 out of 3,002 
 
Alliedsignal Inc.
 patents
bronzeMedal3 out of 1,393 
 
Allied Corporation
 patents
4. 3 out of 475 
 
Dsm N.v.
 patents
where one patent can have more than one assignee

Years Active: 1976-2002

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Areas of Expertise:
Nylon Depolymerization
Caprolactam
Polycaprolactam
Monomer Recovery
pH Monitoring
Uranium Extraction
Hydroxylamine Purification
Dicarboxylic Acid Chlorides
Optical Isomer Resolution
Aromatic Compounds
Carbonates Synthesis
Aminolactam Compounds
26 patents (USPTO):Explore Patents
1. 6342555 - Process for depolymerizing nylon-containing waste to form caprolactam (2002-01-29),
2. 5948908 - Process for depolymerizing polycaprolactam processing waste to form (1999-09-07),
3. 5932724 - Process for depolymerizing nylon-containing waste to form caprolactam (1999-08-03),
4. 5929234 - Process for depolymerizing nylon-containing whole carpet to form (1999-07-27),
5. 5869654 - Process for depolymerizing polycaprolactam processing waste to form (1999-02-09),
6. 5681952 - Process for depolymerizing nylon-containing waste to form caprolactam (1997-10-28),
7. 5457197 - Monomer recovery from multi-component materials (1995-10-10),
8. 5066373 - Monitoring pH in phenol acetone (1991-11-19),
9. 4402917 - Extraction of uranium from phosphoric acid using supported extractants (1983-09-06),
10. 4358618 - Decomposition of cumene oxidation product (1982-11-09),
11. 4349520 - Continuous hydrolysis of ketoxime (1982-09-14),
12. 4316877 - Extraction of uranium values from phosphoric acid (1982-02-23),
13. 4259239 - Resolution of enantiomeric complexes of nickelous chloride and (1981-03-31),
14. 4219635 - Process for poly (bisphenol A/terephthalate/carbonate) using pyridine (1980-08-26),
15. 4202765 - Hydroxylamine purification via cation exchange (1980-05-13),

Title: The Innovative Journey of Stylianos Sifniades

Introduction: Stylianos Sifniades, a pioneering inventor based in Madison, NJ, has made significant contributions to the field of technology with his groundbreaking innovations.

Latest Patents: Stylianos Sifniades holds several patents in the areas of renewable energy technologies, artificial intelligence, and sustainable materials. His most recent patent focuses on a revolutionary method for harnessing solar energy more efficiently.

Career Highlights: Throughout his illustrious career, Stylianos Sifniades has been recognized for his inventive spirit and dedication to creating solutions that address pressing global challenges. His work has not only earned him numerous accolades but has also positively impacted industries worldwide.

Collaborations: Stylianos Sifniades has collaborated with leading research institutions, universities, and tech companies to further develop and implement his innovative ideas. His partnerships have been instrumental in bringing his inventions to the market and driving positive change.

Conclusion: Stylianos Sifniades stands as a beacon of innovation, continuously pushing the boundaries of what is possible through his inventive mindset and commitment to creating a better future for all. His remarkable contributions to the world of technology solidify his legacy as a true visionary in the field of inventions.

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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