Company Filing History:
Years Active: 2020-2025
Title: Charles L. Greenlee: Innovator in Ultrasonic Technology and Battery Systems
Introduction
Charles L. Greenlee is a notable inventor based in Sunnyvale, CA (US). He has made significant contributions to the fields of ultrasonic technology and battery systems. With a total of 4 patents to his name, Greenlee's work has had a considerable impact on modern technology.
Latest Patents
One of Greenlee's latest patents is for an ultrasonic proximity sensor and related systems and methods. This innovative sensor can determine various characteristics of a local environment by emitting and receiving ultrasonic signals. For instance, it can assess whether an in-ear earphone is positioned in a user's ear. When the sensor detects that the earphone is in place, a media device can transmit audio signals for playback. Conversely, if the earphone is not in the user's ear, the audio signal can be redirected to another playback device. This technology enhances user experience by ensuring seamless audio playback.
Another significant patent by Greenlee is a system and method for reducing electrical interference in battery cells. This technology involves a battery that utilizes an indicator to orient an unopposed portion of a cathode or anode with respect to a battery can. It also includes a tag that generates an electromagnetic field to mitigate or eliminate interference caused by the unopposed portion. The design features a wound set of layers, including a cathode, an anode, and a separator, all housed within a can. This innovation aims to improve battery performance and reliability.
Career Highlights
Charles L. Greenlee is currently employed at Apple Inc., where he continues to develop cutting-edge technologies. His work at Apple has allowed him to be at the forefront of innovation in consumer electronics.
Collaborations
Greenlee has collaborated with notable colleagues, including Gregory Eric Rogers and Katherine I. Pregler. These partnerships have contributed to the advancement of his projects and the successful development of new technologies.
Conclusion
Charles L. Greenlee is a distinguished inventor whose work in ultrasonic technology and battery systems has made a significant impact on the industry. His innovative patents and contributions to Apple Inc. highlight his role as a leader in technological advancement.