Location History:
- Campbell, CA (US) (2002 - 2005)
- San Jose, CA (US) (1995 - 2015)
Company Filing History:
5 out of 53 
4 out of 224 
3 out of 239 
Years Active: 1995-2015
Title: Innovations of Alexandru Hartular
Introduction
Alexandru Hartular is a prominent inventor based in San Jose, California. He has made significant contributions to the field of power management systems, holding a total of 14 patents. His work focuses on enhancing the efficiency and functionality of electronic devices through innovative circuit designs.
Latest Patents
One of his latest patents is for power management systems with charge pumps. This invention involves a driving circuit for an N-channel Metal Oxide Semiconductor (NMOS) transistor, which includes a charge pump unit that outputs a voltage higher than the source voltage applied to the NMOS transistor. The driver converts this output voltage into a driving voltage suitable for conducting the NMOS transistor. Another notable patent is for a power management system that features a first switch, a second switch, and a controller. This system controls power conversion by periodically activating a third switch, ensuring that the resistances between the switches and a common node are nearly zero.
Career Highlights
Throughout his career, Alexandru has worked with notable companies such as 02 Micro International Limited and O2micro International Limited. His experience in these organizations has allowed him to develop and refine his innovative ideas in power management technologies.
Collaborations
Alexandru has collaborated with talented individuals in his field, including Marian Niculae and Constantin Bucur. These partnerships have contributed to the advancement of his projects and the successful development of his patents.
Conclusion
Alexandru Hartular's contributions to power management systems demonstrate his expertise and innovative spirit. His patents reflect a commitment to improving electronic device efficiency and functionality.