Location History:
- Machida, JP (1989 - 1990)
- Tokyo, JP (1982 - 1997)
- Shizuoka, JP (1999)
- Kawasaki, JP (1993 - 2006)
Company Filing History:
9 out of 39,228 
2 out of 2,861 
1 out of 154 
Years Active: 1982-2006
Title: The Innovations of Tsutomu Ogawa
Introduction
Tsutomu Ogawa is an esteemed inventor based in Kawasaki, Japan, known for his contributions to technology with a total of 12 patents to his name. His work has significantly advanced the fields of display technology and power supply systems, showcasing a deep understanding of electrical engineering and materials science.
Latest Patents
Among his latest inventions, Ogawa has developed a gas discharge panel and its production method, which features a plasma display panel that consists of a pair of substrates facing each other to form a discharge space. This innovative design includes an electrode formed on at least one substrate and a dielectric layer that covers the electrode. Notably, the dielectric layer is composed mainly of SiO and contains hydrogen in very minimal amounts.
Another significant invention is the self-excited RCC type switching power supply apparatus. This apparatus includes an output transformer with a primary winding, a secondary winding, and a feedback winding. It also features a DC power source supplying voltage to the primary winding and an oscillation switching element connected to the primary winding. A distinctive aspect of this power supply system is its control circuit, which allows current to flow in both directions through the secondary winding during a predetermined period after voltage is generated.
Career Highlights
Throughout his career, Tsutomu Ogawa has been associated with prominent companies such as Fujitsu Corporation and Pioneer Electronic Corporation. His innovative mindset and skills have made him a valuable asset in the development of cutting-edge technologies, especially in display and power supply systems.
Collaborations
Ogawa's contributions to technology have been complemented by fruitful collaborations with distinguished peers such as Haruhisa Mori and Masanori Kobayashi. Working alongside these individuals, he has further advanced his research and innovations in the field.
Conclusion
Tsutomu Ogawa stands out as a notable inventor whose patents reflect a commitment to innovation and improvement in technology. His contributions, particularly in gas discharge panels and switching power supplies, continue to impact the industry and inspire future developments.
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.