KOJIMA & ASSOCIATES Head Office: Tokyo Kotsu Kaikan Bldg.9F, 2-10-1, Yurakucho, Chiyoda-ku, Tokyo, 100-0006, Japan
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International Patent & Trademark Attorneys

Our Office: Tokyo Sapporo Kagoshima

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Patent / Utility Model

If you require consultation regarding Applications for Patents, Utility Models, Design Registrations, Trademark Registrations and Suits,


Feel free to contact us....

Head Office:

Tokyo Kotsu Kaikan Bldg.9F
2-10-1, Yurakucho,
Chiyoda-ku, Tokyo,
100-0006 JAPAN


+ 81-3-3284-0305(Rep.)

or contact form

Our Services
In order to protect our clients' valuable intellectual assets, we offer a complete range of intellectual property services: conducting searches for prior art and similar registrations; filing and prosecuting applications both in and outside the country; and handling trial affairs. Further, we provide our clients with our industrial property expertise (patent, utility model, trademark, design) which will be a key to their corporate strategies. Our focused and experienced patent attorneys and engineers cover variety of fields as electronics, electricity, mechanics, chemistry, biotechnology, medicine as well as business model and promise satisfaction of all the clients with the best legal representation.
Global Services
Having been handling outgoing applications to more than 100 countries as well as incoming applications, we are specialized in the protection of Intellectual Property on a global scale. We are always in touch with up-to-date information collected from our foreign tie-up patent agents and try to keep well versed in their laws and systems.

Countries where we have application records:
Albania, Andorra, Angola, Argentina, Armenia, Aruba Australia, Austria, Azerbaijan, Bahamas, Bangladesh, Barbados, Belarus, Benelux, Bermuda, Bosnia and Herzegovina, Brazil, Brunei Darussalam, Bulgaria, Cambodia, Canada, Cayman, Chile, China, Colombia, Costa Rica, Croatia, Cyprus, Czech Republic, Denmark, Dominica, Egypt, Elsalvador, Estonia, Ethiopia, Fiji, Finland, France, Georgia, Germany, Gibraltar, Greece, Guatemala, Haiti, Hong Kong, Honduras, Hungary, Iceland, India, Indonesia, Ireland, Israel, Italy, Iraq, Jamaica, Jordan, Katal, Kazakhstan, Kenya, Korea, Kosovo, Kuwait, Kyrgyzstan, Laos, Latvia, Lebanon, Libya, Liechtenstein, Lithuania, Macao, Makedonia, Malaysia, Maldives, Malta, Mauritius, Mexico, Monaco, Mongolia, Montenegro, Morocco, Myanmar, Nepal, New Zealand, Nicaragua, Norway, Oman, Pakistan, Palau, Panama, Papua New Guinea, Peru, Philippines, Poland, Portugal, Romania, Russian Federation, Saint Kitts and Nevis, Samoa, Saudi Arabia, San Marino, Sao. Tome and Principe, Sarawak, Serbia, Seychelles, Singapore, Slovak Republic, Solomon Islands, South Africa, Spain, Sri Lanka, Sweden, Switzerland, Syria, Taiwan, Tajikistan, Tanzania, Thailand, Tonga, Trinidad and Tobago, Turkey, Tunisia, Turkmenistan, UAE, Ukraine, United Kingdom, United States of America, Uruguay, Uzbekistan, Vanuatu, Venezuela, Vietnam, Westarn Samoa, Yemen, Yugoslavia , Zimbabwe

**With the increasing number of international applications, we are seeking to expand our business contacts further. If you are interested in establishing business relations with our firm, please feel free to contact us.
We believe that an updated office automation system is a prerequisite for an efficient service to the clients. Online filing system has been introduced from the very first day of its operation at the JPO in 1998, ensuring a fast distribution of our services.
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