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The patent attorney's office which acts as the contact point for patent application and trademark application to China.

BY International Patent & Trademark Firm

BY International Patent & Trademark Firm paves the road of the intellectual property leading to all over Japan and all over the world from Nihonbashi in Japan.


BY's services

About Us

BY International Patent & Trademark Firm

Suite 804, LXS Muromachi,
1-10-10 Nihonbashi Muromachi, Chuo-ku, Tokyo
103-0022 Japan
TEL.+81-3-3527-9704
FAX.+81-3-3527-9705
E-mail. info@by-patent.com


One-stop service of intellectual property rights

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At first, please contact us for an idea, an image, naming, etc.

BY International Patent & Trademark Firm provides a one-stop service for protecting the intellectual property of our clients from filing for a right of patents, utility models, as well as designs and trademarks to the execution of the right thereafter.

When you think about wherever or what kind of procedure will be necessary for your technology, please contact us. We hear your idea, and we advise you what kind of procedure is necessary for acquisition of right.


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Support for an appropriate acquisition of right

Intellectual property rights have various systems including registration of a patent, a utility model, a design, and a trademark. The patent and utility model particularly may be necessary to choice on technology strategy.

BY considers which procedure to be selected and how to acquire the right based on the importance of your technology for your company.

BY supports for acquisition of right of your technology development together with you.

->To BY intellectual property business

Cooperation with a Chinese patent attorney's offices

Smooth procedure, high-quality and low-cost service

BY International Patent & Trademark Firm cooperated with a Chinese patent attorney's offices and realized low-cost service as the contact point in Japan for patent application to China.

BY provides a high-quality and low-cost services for patent application to China.


Procedure for application to each country including U.S.A. and EP

Procedure for application to each country

Patent application to overseas through a strong network

BY builds the network with various overseas agents. Thus, BY can function as the contact point for patent application to U.S.A., trademark registration to Europe and application to Korea or Taiwan in the neighborhood smoothly at a reasonable cost.



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