Location History:
- Nagoya, JP (1997 - 2010)
- Kiyosu, JP (2011)
- Aichi, JP (2015)
Company Filing History:
Years Active: 1997-2015
Title: Iwao Kunitomo: Innovator in Spark Plug Technology
Introduction
Iwao Kunitomo is a notable inventor based in Aichi, Japan. He has made significant contributions to the field of spark plug technology, holding a total of 5 patents. His innovative designs have advanced the efficiency and performance of internal combustion engines.
Latest Patents
Kunitomo's latest patents include a spark plug for internal combustion engines. This spark plug features a unique design where the front end portion of a ground electrode is positioned outside a virtual outer circumferential face formed by extending the front and outer circumferential face of a center electrode. The design ensures that the ground electrode is positioned on the front end side in the axis direction, satisfying the equation 1.1 ≤ b/a ≤ 1.6. Here, 'a' represents the first minimal distance between the front end portion of the center electrode and the ground electrode, while 'b' represents the second minimal distance between the ceramic insulator and the ground electrode.
Another notable patent is the plasma jet ignition plug. This innovative plug is designed to inhibit channeling while minimizing the energy loss of plasma through the ground electrode during plasma emission. The ground electrode projects inward from the front end face of a metallic shell toward the opening end of a cavity, ensuring optimal performance.
Career Highlights
Iwao Kunitomo is currently employed at NGK Spark Plug Company, Limited, where he continues to develop cutting-edge technologies in spark plug design. His work has been instrumental in enhancing the reliability and efficiency of spark plugs used in various automotive applications.
Collaborations
Kunitomo has collaborated with several talented individuals in his field, including Yoshihiro Matsubara and Wataru Matsutani. These collaborations have fostered innovation and contributed to the advancement of spark plug technology.
Conclusion
Iwao Kunitomo's contributions to spark plug technology have made a significant impact on the automotive industry. His innovative designs and patents reflect his dedication to improving engine performance and efficiency.
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.