Office Profile

Aarwer - International Intellectual Property Firm

[Musashi-koganei Office] 5-23-12 Hon-cho, Koganei-city, Tokyo 184-0004 Japan
[Phone] +81-3-6381-3201
[Fax] +81-50-3737-9884

Office Locations

We have changed our firm name from Tateishi International Patent Office to Aarwer, aiming to renew our brand identity. There has been no change in management and we will be providing the same service on which we have built our reputation in Japan and worldwide.

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Aarwer - International Intellectual Property Firm
[Musashi-koganei Office] 5-23-12 Hon-cho, Koganei-city, Tokyo 184-0004 Japan
[Phone] +81-3-6381-3201
[Fax] +81-50-3737-9884

Aarwer International Intellectual Property Firm

We have been chosen by people all over the world to specialize in organic chemistry, inorganic chemistry, analytical chemistry and more. We are also a patent firm that handles patent portfolio management, managing patent families including multiple patent applications and/or multiple patent rights for the best overall results.

Through us, our clients can file patent applications and obtain patent rights that have great significance not only in Japan but also in foreign countries such as Asia, in fields such as chemistry.