Location History:
- Kawagoe, JP (1981)
- Saitama, JP (1983 - 1994)
Company Filing History:
Years Active: 1981-1994
Title: **Akio Tokumo: Innovator in Power Amplifier Technology**
Introduction
Akio Tokumo, based in Saitama, Japan, is a notable inventor known for his contributions to the field of electrical engineering and amplifier technologies. With an impressive portfolio of 21 patents, Tokumo has made significant advancements that enhance the performance and efficiency of power amplification systems.
Latest Patents
Among his latest innovations are two groundbreaking patents. The first is a **Power Amplifier Apparatus**, which features an operational amplifier capable of functioning as both a PWM (pulse width modulation) amplifier and an analog amplifier. This adaptability allows the device to miniaturize without sacrificing its amplifying capabilities during function changeover. The apparatus includes critical components such as a triangular waveform generator, an input signal level detecting circuit, a broadband power amplifier, and a low-pass filter, thus ensuring continuity in gain and frequency characteristics.
The second patent is an **Automatic Level Control Circuit (ALC)**. This circuit automatically performs amplitude compression control based on the output level of a low-frequency amplifier. It adjusts the differentiation time constant of a differentiating circuit according to a control signal emitted in response to the amplifier's output level. This innovation effectively manages the cutoff frequency for bands subjected to amplitude compression, improving audio performance and signal integrity.
Career Highlights
Akio Tokumo has built a robust career at Pioneer Electronic Corporation, a leading company in the electronics industry. His extensive expertise in amplifier technology and innovative thinking have positioned him as a valuable asset to the organization, further propelling advancements in audio equipment design and functionality.
Collaborations
During his career, Tokumo has collaborated with esteemed colleagues, including Takeshi Sato and Yoshiro Kunugi. Their combined efforts in research and development have significantly contributed to their shared mission of pushing the boundaries of sound technology and enhancing user experience in audio devices.
Conclusion
With 21 patents to his name, Akio Tokumo stands out as a pivotal figure in the field of power amplifier technology. His recent innovations, including the power amplifier apparatus and automatic level control circuit, highlight his dedication to improving electronic devices. Through collaboration with talented individuals and his work at Pioneer Electronic Corporation, Tokumo continues to pave the way for future advancements in amplifier technology.
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.