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USPTO Data Jan 1 1976 - Oct 20 2026
4 Patents
#3,058 in Tokyo
#7,588 in Japan
Tone Boring Company Limited
Forward Citations = 35
7 inventors:
Tone Boring Company Limited
Forward Citations = 35
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7 inventors (with patents filed for the assignee):
Hiroyuki Kawasaki (2 out of 28 patents)
Taro Watanabe (1 out of 14 patents)
Nobuhisa Ikeda (1 out of 1 patent)
4. Hiroyuki Hamamura (1 out of 1 patent)
5. Makoto Saito (1 out of 4 patents)
6. Tadao Takahashi (1 out of 1 patent)
7. Tutomu Terashima (1 out of 1 patent)
4 patents:
Company Overview
Tone Boring Company Limited is a leading provider of underground boring and drilling services. With years of experience in the industry, we offer high-quality and efficient solutions for a variety of construction projects. Our team of skilled professionals uses the latest technology and equipment to ensure precision and accuracy in every project we undertake. Contact us today to learn more about our services.
Profile summary synthesized from public USPTO records and patent filings.
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Tone Boring Company Limited. Retrieved from https://idiyas.com/company/tone-boring-company
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
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]
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]
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]