This inventor holds 29 USPTO granted patents and 5 published patent applications, primarily in Optical Devices. Top assignees: Sharp Kabushiki Kaisha Corporation, Pixart Imaging Incorporated. Active years: 1993-2019.
Location History:
- Nara-ken, JP (2000 - 2001)
- Kitakatsuragi, JP (2002)
- Kitakatsuragi-gun, JP (1997 - 2007)
- Nara, JP (1993 - 2010)
- Osaka, JP (2011 - 2016)
- Sakai, JP (2018 - 2019)
Company Filing History:
29 out of 25,939Â 
1 out of 1,504Â Years Active: 1993-2019
Areas of Expertise:
Title: Masaru Kubo: Innovator in Semiconductor Technology
Introduction
Masaru Kubo is a notable inventor based in Kitakatsuragi-gun, Japan, with a remarkable record of 29 patents to his name. His contributions to the field of semiconductor technology have significantly impacted various industries, showcasing his commitment to innovation and excellence.
Latest Patents
Among his latest inventions, Kubo's nitride semiconductor device is particularly noteworthy. This device incorporates a second insulating film that covers at least a drain electrode and features a thermal stress reducer designed to alleviate thermal stress occurring between the drain electrode and the insulating film. This innovation is crucial during load short conditions, where thermal stress is at its peak.
Another significant patent is his development of a field-effect transistor (GaN-based HFET). This device includes several components such as a gate electrode, gate electrode pad, and wiring lines that enhance the functionality and impedance adjustment of the transistor. Kubo's work in this area exemplifies his expertise in advancing semiconductor technology.
Career Highlights
Kubo has had an impressive career, working for prominent companies such as Sharp Kabushiki Kaisha Corporation and Pixart Imaging Incorporated. His experiences in these multi-national corporations have allowed him to refine his skills and push the boundaries of innovation within the realm of electronics and semiconductors.
Collaborations
Throughout his career, Masaru Kubo has collaborated with talented individuals like Takahiro Takimoto and Naoki Fukunaga. These partnerships have fostered an environment of exchange and creativity, leading to the development of groundbreaking technologies.
Conclusion
Masaru Kubo stands out as an influential figure in semiconductor innovations. With his extensive patent portfolio and experience in leading companies, he continues to contribute to technological advancements that shape the future of electronics. His work exemplifies the spirit of innovation and the pursuit of excellence in engineering and design.