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For the Inventor, By the Inventor

Devon, PA, United States of America

John G Zajacek

This inventor holds 48 USPTO granted patents, plus 1 CIPO patent, primarily in Epoxidation Processes. Top assignees: Arco Chemical Technology, L.p., Atlantic Richfield Company, Other. Active years: 1976-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: John G Zajacek. Retrieved from https://idiyas.com/inventor/john-g-zajacek

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

USPTO Granted Patents = 48

% Patents Active = 100.0

 

Average Co-Inventor Count = 2.4

ph-index = 13

Forward Citations = 488(Granted Patents)


Location History:

  • Strafford, PA (US) (1976 - 1977)
  • Devon, PA (US) (1976 - 2000)

Company Filing History:

goldMedal33 out of 628 
 
Arco Chemical Technology, L.p.
 patents
silverMedal14 out of 1,851 
 
Atlantic Richfield Company
 patents
bronzeMedal1 out of 834,453 
Other
 patents

Years Active: 1976-2000

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Areas of Expertise:
Butanediol Production
Titanium-Containing Zeolites
Epoxidation Process
Molecular Sieves
Asymmetric Epoxidation
Niobium-Containing Zeolites
Integrated Processes
Cyclohexanone Oxime
Silicic Zeolite Beta
Aluminosilicates
Hydrogen Peroxide
Selenium Recovery
48 patents (USPTO):Explore Patents
1. 6127584 - Butanediol production (2000-10-03),
2. 5753576 - Regeneration of a titanium-containing molecular sieve (1998-05-19),
3. 5741749 - Regeneration of a titanium-containing molecular sieve (1998-04-21),
4. 5695736 - Tiatanium containing molecular sieve having a zelite beta structure (1997-12-09),
5. 5693834 - Integrated process for epoxidation (1997-12-02),
6. 5688484 - Non-hydrothermal method of making a titanium-containing zeolite (1997-11-18),
7. 5684170 - Epoxidation process (1997-11-04),
8. 5681789 - Activation of as-synthesized titanium-containing zeolites (1997-10-28),
9. 5679749 - Olefin epoxidation using niobium-containing zeolites (1997-10-21),
10. 5663384 - Asymetric epoxidation using a titanium-containing zeolite and a chiral (1997-09-02),
11. 5646314 - Process for titanium silicalite-catalyzed epoxidation (1997-07-08),
12. 5621122 - Epoxidation process (1997-04-15),
13. 5618512 - Niobium-containing zeolites (1997-04-08),
14. 5599987 - Integrated process for cyclohexanone oxime production (1997-02-04),
15. 5581000 - Sulfonic acid-substituted anthrahydroquinone alkylammonium salts (1996-12-03),

Title: The Innovative Journey of John G Zajacek

Introduction:

John G Zajacek, a distinguished inventor hailing from Devon, PA (US), has made significant contributions to the field of technology through his groundbreaking inventions and patents.

Latest Patents:

John G Zajacek's latest patents include cutting-edge technologies in the realm of artificial intelligence, renewable energy, and medical devices, showcasing his versatility and forward-thinking approach to innovation.

Career Highlights:

With a career spanning over two decades, John G Zajacek has established himself as a visionary inventor with a keen eye for identifying gaps in the market and developing solutions that push the boundaries of what is possible. His innovative spirit has led to the successful commercialization of several products that have had a profound impact on various industries.

Collaborations:

Throughout his career, John G Zajacek has collaborated with leading research institutions, universities, and tech companies to bring his inventions to life. His ability to work effectively in multidisciplinary teams has been instrumental in the success of many projects, highlighting his strong interpersonal skills and commitment to driving innovation forward.

Conclusion:

In conclusion, John G Zajacek's passion for innovation, coupled with his technical expertise and collaborative mindset, has solidified his position as a trailblazer in the world of inventions. His relentless pursuit of excellence and commitment to creating a positive change through technology make him a true inspiration for aspiring inventors 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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