Location History:
- Youkaichi, JP (1989)
- Nagaokakyo, JP (1990 - 1996)
- Shimane-ken, JP (2002)
- Izumo, JP (2002 - 2008)
Company Filing History:
Years Active: 1989-2008
Title: Innovations by Osamu Yamaoka
Introduction
Osamu Yamaoka is a prominent inventor based in Izumo, Japan. He has made significant contributions to the field of electrical engineering, particularly in the area of capacitors. With a total of 12 patents to his name, Yamaoka's work has advanced the understanding and application of capacitors in various technologies.
Latest Patents
Yamaoka's latest patents include several innovative methods and apparatuses related to capacitors. These patents are:
1. Method of calculating effective power relating to capacitor.
2. Method of measuring effective power consumed by capacitor.
3. Capacitor selection method.
4. Calculation apparatus for calculating effective power relating to capacitor.
5. Recording medium storing the calculation program therefor.
In his method of calculating effective power relating to a capacitor, the waveform of a periodic voltage applied to a capacitor is set. The capacitance of a desired capacitor is input. The waveform of the periodic voltage applied to both ends of the capacitor is subjected to Fourier expansion. More specifically, the periodic voltage is Fourier-expanded in terms of sine and cosine-wave series of high-order frequency components. Furthermore, an effective power consumed by the capacitor is calculated using data regarding temperature characteristics, voltage characteristics, and a frequency characteristic of the capacitance and dielectric tangent of the capacitor.
Career Highlights
Osamu Yamaoka is currently employed at Murata Manufacturing Co., Ltd., a leading company in the electronics industry. His work at Murata has allowed him to focus on innovative solutions that enhance the performance and efficiency of capacitors.
Collaborations
Yamaoka has collaborated with notable colleagues such as Shinichi Kobayashi and Kazuyuki Kubota. These collaborations have contributed to the development of advanced technologies in the field of capacitors.
Conclusion
Osamu Yamaoka's contributions to capacitor technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence advancements in electrical engineering and related industries.
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.