This inventor holds 14 USPTO granted patents and 2 EPO patents. Top assignees: Hewlett-Packard Company, Microsoft Technology Licensing, LLC, Hewlett-Packard Development Company, L.p.. Active years: 1989-2020.
Location History:
- Greeley, CO (US) (1989 - 2003)
- Milliken, CO (US) (2006 - 2020)
- Redmond, WA (US) (2020)
Company Filing History:
9 out of 9,639 
3 out of 56,141 
2 out of 27,650 
Years Active: 1989-2020
Title: The Innovative Mind of Dan S Johnson
Introduction
Dan S Johnson is a notable inventor based in Greeley, CO (US). He has made significant contributions to the field of technology, holding a total of 14 patents. His work primarily focuses on touch-sensitive devices and haptic feedback systems, showcasing his expertise in creating innovative solutions.
Latest Patents
Among his latest patents is a method for touch classification. This method involves obtaining frame data from a touch-sensitive device, analyzing the data to define blobs indicative of touch events, and utilizing machine learning classification to determine the type of touch event. Another notable patent is for piezo-actuated virtual buttons for touch surfaces. This invention creates a touch-sensitive surface structure that utilizes a piezo structure to sense pressure and communicate a mechanical signal, providing users with a tactile 'click' sensation.
Career Highlights
Dan has worked with prominent companies such as Hewlett-Packard Company and Microsoft Technology Licensing, LLC. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking technologies.
Collaborations
Dan has collaborated with talented individuals in the field, including Steven L Webb and Michael J Steinle. These partnerships have further enhanced his innovative capabilities and led to the development of advanced technologies.
Conclusion
Dan S Johnson's contributions to technology through his patents and collaborations highlight his role as a leading inventor in the field. His work continues to influence the development of touch-sensitive devices and haptic feedback systems.