Nagoya, Japan

Masami Oki

This inventor holds 3 USPTO granted patents. Top assignees: Nippondenso Co., Ltd., Kabushiki Kaisha Toyota Chuo Kenkyusho, Nippon Soken, Inc.. Active years: 1976-1977.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masami Oki. Retrieved from https://idiyas.com/inventor/masami-oki-to9gpl1j

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 100.0

Average Co-Inventor Count = 4.3

ph-index = 3

Forward Citations = 66(Granted Patents)


Company Filing History:


Years Active: 1976-1977

Loading Chart...
3 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Masami Oki

Introduction

Masami Oki is a notable inventor based in Nagoya, Japan. He has made significant contributions to the field of electrical engineering, particularly in the development of advanced spark plug technology. With a total of 3 patents to his name, Oki's work has had a lasting impact on automotive engineering.

Latest Patents

One of Oki's latest inventions is a resistor built-in spark plug. This innovative spark plug features an insulator with an axially extending bore, a terminal nut at the upper end, and a center electrode at the lower end. The design includes a resistor positioned centrally within the bore, along with copper-glass electrodes interposed between the resistor and both the terminal nut and center electrode. The resistor is created by firing a mixture of tin oxide and insulating ceramic filler powders, ensuring high electric resistivity. Another version of the resistor built-in spark plug also incorporates copper-glass electrode layers, which are made by solidifying a mixture of copper powder and glass powder, enhancing the overall performance of the spark plug.

Career Highlights

Throughout his career, Masami Oki has worked with prominent companies such as Nippondenso Co., Ltd. and Toyota Chuo Kenkyusho. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking innovations in automotive technology.

Collaborations

Oki has collaborated with several talented individuals in his field, including Osami Kamigaito and Hideyuki Masaki. These partnerships have fostered a creative environment that has led to the development of advanced technologies.

Conclusion

Masami Oki's contributions to the field of electrical engineering, particularly through his innovative spark plug designs, demonstrate his commitment to advancing automotive technology. His work continues to influence the industry and inspire future inventors.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
Loading…