Our office, SEIWA PATENT & LAW, conducts general business in a wide range of fields, including intellectual property matters in Japan and abroad.
As an international IP law firm, we have various networks around the world, including the United States, Canada, Europe, China, Southeast Asia, India, Australia, the Middle East, Africa and Latin America.
The office, which consists of about 300 members, including about 100 patent attorneys and 5 attorneys-at-law, operates under a partnership system.

Office name SEIWA PATENT & LAW
Representative Atsushi Aoki, Patent Attorney
Established April 1966
Business field General IP matters in Japan and abroad
Address Toranomon Hills Mori Tower 10th fl., 1-23-1 Toranomon, Minato-ku, Tokyo 105-6310, JAPAN
TEL / FAX TEL: 81-3-3597-1234 (MAIN) /
FAX: 81-3-3597-1235
Personnel About 300 in total, including about 100 patent attorneys and 5 attorneys-at-law