For the Inventor, By the Inventor

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East Syracuse, NY, United States of America

Leybold Inficon, Inc.

USPTO Granted Patents = 25

EPO Patents = 1

Trademarks = 6

Forward Citations = 412

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23 inventors (with patents filed for the assignee):

Abdul Wajid (6 out of 8 patents)

David H Holkeboer (5 out of 5 patents)

Carl A Gogol, Jr (4 out of 6 patents)

4. Louis C Frees (4 out of 7 patents)

5. Robert E Ellefson (2 out of 5 patents)

6. Valentin Rio (2 out of 2 patents)

7. Gunter Voss (2 out of 7 patents)

8. Mark F Kendrick (2 out of 2 patents)

9. Clarence Hurd (2 out of 2 patents)

10. Tony C Lee (2 out of 2 patents)

11. Thomas A Schmitkons (2 out of 2 patents)

12. Fritz H Schlereth (1 out of 5 patents)

13. Anthony N Duryea (1 out of 4 patents)

14. Duane P Littlejohn (1 out of 8 patents)

15. Gary Rubloff (1 out of 1 patent)

Core Competencies:

Vacuum Manufacturing

Ion Collector

Gas Analysis

Acoustic Sensor

Deposition Monitoring

Miniature Gas Sensor

Sorption Pump

Fourier Transform Spectrometer

Quartz Crystal

Gaseous Substance Analysis

Portable GCMS

Control Circuitry

25 patents: Sort by Forward Citations

1. 6740195 - Detection of nontransient processing anomalies in vacuum manufacturing process (2004-05-25),

2. 6482649 - Acoustic consumption monitor (2002-11-19),

3. 6468814 - Detection of nontransient processing anomalies in vacuum manufacturing process (2002-10-22),

4. 6091068 - Ion collector assembly (2000-07-18),

5. 5948983 - Wall deposition monitoring system (1999-09-07),

6. 5889281 - Method for linearization of ion currents in a quadrupole mass analyzer (1999-03-30),

7. 5852270 - Method of manufacturing a miniature quadrupole using electrode-discharge (1998-12-22),

8. 5850084 - Ion lens assembly for gas analysis system (1998-12-15),

9. 5834770 - Ion collecting electrode for total pressure collector (1998-11-10),

10. 5808308 - Dual ion source (1998-09-15),

11. 5768937 - Acoustic sensor for in-line continuous monitoring of gasses (1998-06-23),

12. 5703359 - Composite membrane and support assembly (1997-12-30),

13. 5528924 - Acoustic tool for analysis of a gaseous substance (1996-06-25),

14. 5524477 - Quantitative determination of air present in refrigerant sample by (1996-06-11),

15. 5426300 - Portable GCMS system using getter pump (1995-06-20),

Company Overview

Leybold Inficon, Inc. is a leading provider of innovative vacuum and leak detection solutions, primarily serving the semiconductor, industrial, and analytical markets. The company specializes in the development and manufacturing of advanced instrumentation and software for vacuum technology, enabling precise measurement and control in various applications. With a strong focus on research and technology, Leybold Inficon is committed to enhancing process efficiency and reliability across diverse industries, contributing to advancements in manufacturing and quality assurance.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

25 Patents

#4 in East Syracuse, NY

#787 in New York

#13,350 in US

#25,681 in the World

East Syracuse, NY, United States of America

Leybold Inficon, Inc.

Forward Citations = 412

23 inventors:

Abdul Wajid (6 out of 8 patents)

David H Holkeboer (5 out of 5 patents)

Carl A Gogol, Jr (4 out of 6 patents)

4. Louis C Frees (4 out of 7 patents)

5. Robert E Ellefson (2 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Leybold Inficon, Inc.. Retrieved from https://idiyas.com/company/leybold-inficon

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

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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