Hokkaido, Japan
Yamaguchi Shigehiko Patent Office
山口茂彦特許事務所 — official registered name
Contact Information
- Address
- 北海道札幌市豊平区月寒東1条15丁目5-14
This listing is based on publicly available information. English office names are
unofficial renderings provided for reference — official names are in Japanese.
If you represent this office and would like your official English name displayed,
or any information corrected or removed,
please contact us and we will update it promptly.
Patent Intelligence
Explore the technologies behind Japan's innovation
DigPatent provides AI-powered English intelligence reports on JPO-examined Japanese patents — market sizing, competitive positioning, and integration roadmaps. Identify the right technology before engaging a specialist.