Professional experience

January 1990: Establishment of T. Hasegawa & Co., Law Offices
1979 through 1980: Association with Slaughter and May, London
1978 through 1979: Association with Sullivan & Cromwell, New York

Publications, etc.

1. "Japan-U.S. Patent War"
2. "International Casebook in Intellectual Property Law Field"
3. "LAWDAS Legal English Dictionary"
4. Trustee for The Japan Commercial Arbitration Association
5. Council for The Financial and Cost Accounting Association