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For the Inventor, By the Inventor

Princeton, NJ, United States of America

Donald G Chandler

This inventor holds 23 USPTO granted patents, primarily in Barcode Scanning Technology. Top assignees: Omniplanar, Inc., United Parcel Service of America, Inc., Hillier Technologies Limited Partnership. Active years: 1989-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Donald G Chandler. Retrieved from https://idiyas.com/inventor/donald-g-chandler

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

USPTO Granted Patents = 23

% Patents Active = 95.7

Average Co-Inventor Count = 2.2

ph-index = 21

Forward Citations = 3,569(Granted Patents)


Location History:

  • Pennington, NJ (US) (1989 - 1991)
  • Princeton, Middlesex County, NJ (US) (1993)
  • Princeton, NJ (US) (1990 - 2001)
  • Lexington, MA (US) (2005)

Company Filing History:

goldMedal10 out of 11 
 
Omniplanar, Inc.
 patents
silverMedal5 out of 926 
 
United Parcel Service of America, Inc.
 patents
bronzeMedal3 out of 3 
 
Hillier Technologies Limited Partnership
 patents
4. 1 out of 2 
 
O'neill Communications, Inc.
 patents
5. 1 out of 1 
 
Ommiplanar Inc.
 patent
6. 3 out of 834,513 
Other
 patents

Years Active: 1989-2005

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Areas of Expertise:
Barcode Reader
Optical Target Acquisition
Position Determination
Camera Orientation
Omnidirectional Scanning
Machine Readable Symbols
Remote Control Systems
Frequency Shifter
Dual Processor
Polygonal Encoding
Spread Spectrum Communication
23 patents (USPTO):Explore Patents
1. 6874184 - Leg support apparatus (2005-04-05),
2. 6223988 - Hand-held bar code reader with laser scanning and 2D image capture (2001-05-01),
3. 5982950 - Frequency shifter for acquiring an optical target (1999-11-09),
4. 5856844 - Method and apparatus for determining position and orientation (1999-01-05),
5. 5832139 - Method and apparatus for determining degrees of freedom of a camera (1998-11-03),
6. 5512739 - Dual processor omnidirectional bar code reader with dual memory for bar (1996-04-30),
7. 5378883 - Omnidirectional wide range hand held bar code reader (1995-01-03),
8. 5296690 - System for locating and determining the orientation of bar codes in a (1994-03-22),
9. 5291564 - System and method for acquiring an optical target (1994-03-01),
10. 5262623 - Method and apparatus for distinguishing a preferred bar code or the like (1993-11-16),
11. 5241166 - Low resolution target acquisition (1993-08-31),
12. 5223701 - System method and apparatus using multiple resolution machine readable (1993-06-29),
13. 5189292 - Finder pattern for optically encoded machine readable symbols (1993-02-23),
14. 5155343 - Omnidirectional bar code reader with method and apparatus for detecting (1992-10-13),
15. 5153418 - Multiple resolution machine readable symbols (1992-10-06),

Title: Innovations and Contributions of Donald G. Chandler

Introduction

Donald G. Chandler, an esteemed inventor based in Princeton, NJ, has made remarkable contributions to the fields of healthcare and technology with a total of 23 patents to his name. His innovative spirit and dedication to improving standards in various industries have made significant impacts, particularly in health care and imaging technology.

Latest Patents

Chandler's most recent inventions include a leg support apparatus designed to assist in the treatment and rehabilitation of individuals with leg injuries. This apparatus features a vertical support member with a base, along with a slideable clamp that is pivotably connected to a cradle equipped with a sling member. The sling member's unique independence allows it to tilt, enhancing patient comfort while addressing specific medical needs.

Another noteworthy invention is the hand-held bar code reader that incorporates a laser scanning module alongside a two-dimensional image sensor. This device significantly increases the efficiency of reading bar codes by combining laser scanning with 2D image processing, providing crucial information about the bar code's characteristics, thus improving accuracy and operational efficiency.

Career Highlights

Throughout his career, Chandler has collaborated with notable companies including Omniplanar, Inc. and United Parcel Service of America, Inc., where he played a vital role in driving innovation. His work reflects a commitment to enhancing the functionality and effectiveness of the products developed in these organizations.

Collaborations

Chandler has worked alongside talented individuals such as Eric P. Batterman and Govind Shah. These collaborations have led to the development of advanced technologies and have enriched Chandler's insights into innovation.

Conclusion

Donald G. Chandler's dedication to innovation and his impressive array of patents exemplify the ingenuity and creativity necessary to drive progress in healthcare and technology. His contributions not only enhance patient care but also pave the way for new technological advancements in various sectors.

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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