下坂・松田国際特許事務所

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Our Office

Main Professional Fields

We provide counsel and representation in all areas of the protection of intellectual property: namely, patents, utility models, designs and trademarks (service marks) as well as searches, appeals, oppositions, expert opinions, and lawsuits in connection with intellectual property rights.

History and Office Details

On April 1, 1999, Shimosaka and Associates and Matsuda Patent Office merged to form Shimosaka and Matsuda.

 

Ms. SUMIKO SHIMOSAKA founded Shimosaka and Associates in 1976 in Toranomon, Tokyo after deciding to quit one of the biggest law and patent firms, Yuasa and Hara. Mr. MITSUO MATSUDA also founded his own firm Matsuda Patent Office in 1965 in Kyobashi, Tokyo after obtaining the qualification of patent attorney.

 

Name     :  SHIMOSAKA AND MATSUDA

Address    :  Yusei-Fukushi Kotohira Bldg. 8th Flr. 14-1, Toranomon 1-chome,

       Minato-ku, Tokyo 105-0001, Japan

               (Our firm is a five-minute walk from the Patent Office)

 

Telephone : (81) 3-3501-1471 (for general enquiries)

Facsimile  :  (81) 3-3501-1474

E-Mail       :  info@shimosaka.jp

 

Total number of staff………………………10 persons

Total number of Patent Attorneys ……… 3 persons

President……………………………………  SUMIKO SHIMOSAKA (Ms.)

Vice-President……………………………… YUSUKE UCHIKOSHI (Mr.)

General Manager…………………………   TADASHI UCHIYAMA

Staff Areas of Expertise…………………  Mechanical & Electrical Section - 3 persons

                    Trademark and Design Section  - 3 persons

                                                          Overseas Section - 3 persons

                                                          Annuity Section - 1 person