This inventor holds 24 USPTO granted patents and 12 EPO patents, primarily in Ignition Systems. Top assignees: Ngk Spark Plug Company, Limited, Mikuni Corporation. Active years: 2003-2021.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Aichi-ken, JP (2013 - 2015)
- Aichi, JP (2003 - 2017)
- Seto, JP (2007 - 2021)
Company Filing History:
Years Active: 2003-2021
Areas of Expertise:
Title: Innovations of Tatsunori Yamada in Pressure Sensors
Introduction
Tatsunori Yamada is a distinguished inventor based in Seto, Japan, renowned for his contributions to the field of pressure sensor technology. With a portfolio encompassing 24 patents, he has demonstrated a commitment to advancing innovative solutions in this critical area of engineering.
Latest Patents
Yamada's latest inventions include two noteworthy pressure sensors. The first patent details a pressure sensor featuring a housing extending along an axial line, where a diaphragm is fixed to the front-end side. Inside the housing, a piezoelectric unit operates while a transmission member relays the diaphragm's deformation to the piezoelectric unit. This design ensures precise measurements, facilitated by specific relationships dictated in the patent.
The second patent describes a diaphragm suppressing pressure sensor characterized by a cylindrical casing and a diaphragm that deforms under pressure. The sensor section inside the casing generates an electric signal corresponding to the diaphragm's deformation, with unique structural parameters defined in the patent to optimize its functionality.
Career Highlights
Yamada has amassed significant experience working with reputable organizations. Notably, he has been associated with NGK Spark Plug Company, Limited and NGK Spark Plug Co., Ltd., where he has contributed his innovative solutions to enhance product offerings in sensor technology.
Collaborations
Throughout his career, Yamada has collaborated with notable colleagues, including Katsutoshi Nakayama and Kohei Katsuraya. These partnerships have fostered a fruitful exchange of ideas, further driving innovation in their respective fields.
Conclusion
Tatsunori Yamada's impressive array of patents and collaborative efforts underscore his role as a key innovator in pressure sensor technology. His continued work promises to contribute meaningfully to advancements in engineering and technology, exemplifying the impact that dedicated inventors can have on the industry.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

