Location History:
- Rochester, NY (US) (1991)
- Penfield, NY (US) (1997)
Company Filing History:
Years Active: 1991-1997
Title: Innovations of John H. Slowik
Introduction
John H. Slowik is a notable inventor based in Rochester, NY (US). He has made significant contributions to the field of inkjet printing technology. With a total of 2 patents, his work has advanced the capabilities of inkjet printers, enhancing their efficiency and functionality.
Latest Patents
One of his latest patents is a "System for sensing ink level and type of ink for an ink jet printer." This innovative system creates a capacitor within an ink tank, utilizing the ink as a dielectric. By applying an electrical AC potential across the capacitor, changes in current flow are detected, allowing for the generation of digital signals that indicate low ink levels. Additionally, this system can identify the type of ink by comparing capacitance characteristics or by analyzing resonance parameters through an oscillator voltage sweep.
Another significant patent is the "Method and apparatus for the electronic detection of air inside a thermal inkjet printhead." This invention features a detection circuit that identifies non-collapsing bubbles in the ink cells of a printhead. The circuit is designed to operate simultaneously with printing, ensuring that the detection of bubbles does not interrupt the printing process. The voltage drop across a sensing element is measured to determine the presence of bubbles, enhancing the reliability of inkjet printing.
Career Highlights
John H. Slowik has had a distinguished career at Xerox Corporation, where he has contributed to various innovative projects. His work has not only improved the functionality of inkjet printers but has also paved the way for future advancements in printing technology.
Collaborations
Throughout his career, Slowik has collaborated with notable colleagues, including Joseph F. Stephany and Gary Alan Kneezel. These collaborations have fostered a creative environment that has led to the development of groundbreaking technologies in the printing industry.
Conclusion
John H. Slowik's contributions to inkjet printing technology through his patents and work at Xerox Corporation highlight his innovative spirit and dedication to advancing the field. His inventions continue to influence the efficiency and effectiveness of printing solutions today.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.