Himeji, Japan

Masakatsu Tsutsui

This inventor holds 1 USPTO granted patent. Top assignees: Shinagawa Refractories Co., Ltd., Toshin Steel Co., Ltd.. Active years: 1988.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masakatsu Tsutsui. Retrieved from https://idiyas.com/inventor/masakatsu-tsutsui

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 = 9.0

ph-index = 1

Forward Citations = 11(Granted Patents)


Company Filing History:


Years Active: 1988

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1 patent (USPTO):Explore Patents

Title: The Innovative Contributions of Masakatsu Tsutsui

Introduction: Masakatsu Tsutsui, an esteemed inventor hailing from Himeji, Japan, is recognized for his significant contribution to refining technology. With one notable patent to his name, Tsutsui has influenced the efficiency and effectiveness of refining processes through his innovative designs.

Latest Patents: Tsutsui's patent is titled "Plug for a refining apparatus." This invention encompasses a refractory body featuring multiple gas passageways that facilitate the introduction of gas into a refining apparatus. Each gas passageway can be constructed using at least two metal tubes, which are spaced longitudinally apart. Alternatively, these passageways may incorporate electrically insulating tubes. The design offers further versatility, allowing for refractory walls or reinforcement with nonconductive mineral fibers and metal wires. Additionally, the plug may include elongated holes running parallel to the gas passageways.

Career Highlights: Throughout his career, Masakatsu Tsutsui has been associated with prominent companies such as Toshin Steel Co., Ltd. and Shinagawa Refractories Co., Ltd. His tenure at these corporations has allowed him to develop and refine his inventions in the field of refining technology, showcasing his commitment to advancing industrial processes.

Collaborations: Tsutsui's work has been enriched by collaborations with other talented professionals, including Masahisa Tate and Makoto Watanabe. These partnerships have fostered an environment of innovation, leading to advancements in their respective fields.

Conclusion: Masakatsu Tsutsui's contributions to the invention of refining apparatus components highlight his role as a visionary in engineering. His patent not only serves as a testament to his inventive capabilities but also contributes to the ongoing evolution of refining technology. With a promising career built on collaboration and innovation, Tsutsui continues to inspire future inventors and engineers.

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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