Mitsuboshi-Sangyo Co., Ltd.

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USPTO Granted Patents = 5

Forward Citations = 62

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10 inventors (with patents filed for the assignee):

Tsunekazu Hayashi (3 out of 3 patents)

Takashi Takase (2 out of 2 patents)

Hirokazu Saitoh (2 out of 2 patents)

4. Hajime Iwasaki (2 out of 2 patents)

5. Yasuo Tomita (2 out of 6 patents)

6. Takashi Iwasaki (1 out of 24 patents)

7. Yoshinori Kobayashi (1 out of 8 patents)

8. Kuninori Mizuta (1 out of 1 patent)

9. Kyouzi Muraoka (1 out of 1 patent)

10. Tadayoshi Yoshikawa (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 4690839 - Method for manufacturing thick asphalt sheet (1987-09-01),

2. 4230762 - Asphalt water-proofing material (1980-10-28),

3. 4107375 - Bulky asphalt-impregnated sheet having different properties on both (1978-08-15),

4. 3965281 - Method for paving surfaces with granular, flaky or powdery asphalt (1976-06-22),

5. 3958067 - Granular asphalts (1976-05-18),

Company Overview

Mitsuboshi-sangyo Co., Ltd. is a leading Japanese manufacturer and distributor of industrial belts and power transmission products. Established in 1898, the company has a rich history of innovation and high-quality craftsmanship. Mitsuboshi-sangyo's products are widely used in various industries, including automotive, agriculture, and construction. With a commitment to customer satisfaction and continual improvement, Mitsuboshi-sangyo remains a trusted partner in the global market.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

5 Patents

#2,722 in Tokyo

#6,656 in Japan

Tokyo, Japan