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For the Inventor, By the Inventor

Dover, PA, United States of America

Dennis L Dundas

This inventor holds 13 USPTO granted patents. Top assignee: Graham Engineering Corporation. Active years: 1990-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Dennis L Dundas. Retrieved from https://idiyas.com/inventor/dennis-l-dundas

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

USPTO Granted Patents = 13

% Patents Active = 100.0

Average Co-Inventor Count = 1.7

ph-index = 7

Forward Citations = 128(Granted Patents)


Company Filing History:

goldMedal13 out of 58 
 
Graham Engineering Corporation
 patents

Years Active: 1990-2006

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13 patents (USPTO):Explore Patents
1. 6994821 - Dual parison blow molding and method (2006-02-07),
2. 6635216 - Blow molding machine and method (2003-10-21),
3. 5791217 - Method for trimming the neck of blow molded plastic bottles (1998-08-11),
4. 5749275 - Apparatus for trimming the neck of blow molded plastic bottles and method (1998-05-12),
5. 5664471 - Apparatus for trimming the neck of blow molded plastic bottles and method (1997-09-09),
6. 5068075 - Method of blow molding aseptic bottles (1991-11-26),
7. 5054272 - Method for sealing blow molded bottle (1991-10-08),
8. 5054267 - Apparatus sealing blow molded bottle (1991-10-08),
9. 5037684 - Blow molded aseptic bottle and method (1991-08-06),
10. 5022544 - Sealed bottle (1991-06-11),
11. 4950153 - Blow molding apparatus (1990-08-21),
12. 4948356 - Tooling for sealing blow molded bottle (1990-08-14),
13. 4946366 - Needle assembly for blow molding aseptic bottles (1990-08-07),

Title: The Innovative Contributions of Dennis L Dundas

Introduction

Dennis L Dundas is a prominent inventor based in Dover, PA, known for his significant contributions to the field of blow molding technology. With a total of 13 patents to his name, Dundas has made remarkable advancements that enhance manufacturing processes in various industries.

Latest Patents

Among his latest innovations is the "Dual parison blow molding and method," which features a vertical rotary blow molding machine equipped with dual cavity molds. This machine utilizes two coextrusion flow heads to extrude multi-layer parisons, allowing for efficient capture and blowing in the dual cavity molds. Another notable patent is the "Blow molding machine and method," designed for producing sealed aseptic bottles. This invention includes a blow pin with separate blow air and exhaust passages, ensuring the sterility of the machine even in the event of a parison or bottle rupture.

Career Highlights

Dundas has built a successful career at Graham Engineering Corporation, where he has played a crucial role in developing innovative blow molding solutions. His expertise and dedication to advancing technology have positioned him as a key figure in the industry.

Collaborations

Throughout his career, Dundas has collaborated with talented individuals such as Eugene L Moore and Paul M Oles, contributing to the success of various projects and innovations.

Conclusion

Dennis L Dundas continues to be a driving force in the field of blow molding technology, with his patents reflecting his commitment to innovation and excellence. His work not only enhances manufacturing processes but also sets a standard for future advancements in the industry.

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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