Kobe, Japan

Masayoshi Nishitani

This inventor holds 2 USPTO granted patents. Top assignee: Sumitomo Rubber Industries Limited. Active years: 1993-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masayoshi Nishitani. Retrieved from https://idiyas.com/inventor/masayoshi-nishitani-eu3jgle2

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 = 5.1

ph-index = 2

Forward Citations = 16(Granted Patents)


Company Filing History:


Years Active: 1993-1994

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2 patents (USPTO):Explore Patents

Title: The Innovations of Masayoshi Nishitani

Introduction

Masayoshi Nishitani is a notable inventor based in Kobe, Japan. He has made significant contributions to the field of tire technology, holding a total of 2 patents. His work focuses on enhancing the performance and durability of tires, particularly for heavy-duty applications.

Latest Patents

Nishitani's latest patents include innovations in high-speed heavy-duty tires. The first patent describes a heavy-duty high-speed cross ply tire that features a carcass made of at least one aromatic polyamide fiber cord ply. The product of the cable twist number T (turns/10 cm) and the square root of the total denier number D (deniers) is specified to be between 2.466 × 10³ to 3.036 × 10³. Additionally, the elongation E (%) at breakage of the belt cord divided by the total denier number D is noted to be between 7.78 × 10⁻⁴ to 12.22 × 10⁻⁴.

The second patent focuses on a heavy-duty high-speed radial tire that also incorporates aromatic polyamide belt cords. Similar to the first patent, it specifies the product of the cable twist number T and the square root of the total denier number D to be within the same range. The elongation E (%) at breakage of the belt cord divided by the total denier number D is again highlighted with the same values.

Career Highlights

Masayoshi Nishitani is currently employed at Sumitomo Rubber Industries Limited, a leading company in the tire manufacturing sector. His work has been instrumental in advancing tire technology, particularly in the realm of high-performance tires.

Collaborations

Nishitani has collaborated with notable coworkers such as Mikio Takatsu and Kiyoshi Ueyoko. Their combined expertise has contributed to the successful development of innovative tire solutions.

Conclusion

Masayoshi Nishitani's contributions to tire technology through his patents reflect his commitment to innovation and excellence in the field. His work continues to influence the industry, paving the way for advancements in tire performance and safety.

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]
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