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Our predecessor, SHIRASAKA International Patent Office, was founded in April 2011. The office was incorporated as SHIRASAKA & PATENTPARTNERS in December 2017. We have since been providing a full range of intellectual property legal services in Japan and abroad.

In December 2022, we will change our name to SHIRASAKA Patent Attorney Corporation, and under the business mission of “driving businesses success with patents that protect originality,” we are striving to realize intellectual property management that is closer to our clients, which we believe is the essence of our work as patent attorneys.

SHIRASAKA Patent Attorney Corporation
“Trust” and “Contribution”
We at SHISARASAKA Patent Attorney Corporation have earned the trust of our clients and are contributing to the development of the Japanese economy and the international community. We have the expertise and working knowledge to contribute to our client’s business by providing high-quality services and earning their trust.
Acquire and utilize the right to “fight” and protect our client’s business 
Intellectual property rights (patent rights, utility model rights, design rights, trademark rights) are sole and exclusive rights.
Accordingly, intellectual property rights serve as an one shot attacking our client’s competitors and a shield out client’s business against competitors. Using our experience and knowledge, we can maximize your business strategy by creating IP tactics and strategies, and expedited high-quality services that strengthen your company’s position in the global market.

We take pleasure in acquiring rights!
We contribute to the development of Japanese industry by protecting inventors and their inventions with intellectual property rights and hence promoting activity in the industry.
SHISARASAKA Patent Attorney Corporation strives to be a dependable, exclusive partner to our clients.
We continuously strive to improve and diligently learn about law, technology and management strategies.

Practice Area 

Consultation on intellectual property rights

Consultation on inventions, devices, designs, trademarks, copyrights (especially software)

Consultation on inventions, discovery of devices, and invention creation conference

Availability searches on inventions, devices, designs, and trademarks prior to patent filing

Searches and consultation on IP landscape in our and your companies

IP training & education for engineers and intellectual property personnel

Acquisition and maintenance of intellectual property rights

Application with patent office and support for acquisition of foreign application

Intermediate processing of application, appeal against examiner’s decision of rejection of the application, and suit against trial decision

Pension management for maintenance of rights

Protection and utilization of intellectual property

Appraisal of patent rights, utility model rights, design rights, and trademark rights

Consultation on the utilization of patent rights, utility model rights, design rights, and trademark rights

upport for patent rights, utility model rights, design rights and trademark rights

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