This inventor holds 2 USPTO granted patents. Top assignee: Hewlett-Packard Company. Active years: 1995-1997.
Location History:
- Portland, OR (US) (1995)
- Camas, WA (US) (1997)
Company Filing History:
Years Active: 1995-1997
Title: Innovations of John A. Widder in Ink-Jet Printing Technology
Introduction
John A. Widder is a notable inventor based in Portland, OR (US), recognized for his contributions to ink-jet printing technology. He holds 2 patents that showcase his innovative approach to enhancing the functionality and efficiency of ink-jet printing systems. His work has significantly impacted the printing industry, particularly through advancements in print head technology.
Latest Patents
Widder's latest patents include an "Ink-jet printing system having acoustic transducer for determining" and a "Control circuit for regulating temperature in an ink-jet print head." The first patent describes an ink-jet print head that emits an audible sound during the ejection of ink droplets, allowing for precise detection and control of the printing process. The system utilizes an acoustic detector to optimize the operating energy supplied to the print head, ensuring optimal performance. The second patent focuses on a temperature control circuit that regulates the print head's temperature, utilizing thermal sensors and logic circuitry to maintain optimal conditions for ink ejection.
Career Highlights
John A. Widder has made significant strides in his career, working with Hewlett-Packard Company, a leader in printing technology. His innovative designs and patents have contributed to the advancement of ink-jet printing systems, making them more efficient and reliable.
Collaborations
Widder has collaborated with fellow inventor Peter C. Nicholson, working together to push the boundaries of ink-jet printing technology. Their combined expertise has led to the development of groundbreaking solutions in the field.
Conclusion
John A. Widder's contributions to ink-jet printing technology through his patents and collaborations have made a lasting impact on the industry. His innovative spirit continues to drive advancements in printing systems, ensuring high-quality results for users worldwide.