---
title: Patent Attorneys at EVORIX | Japan IP for Foreign Counsel
description: Meet our Japanese patent attorneys (benrishi). 15+ years experience serving foreign IP counsel. Specializes in IT, AI, biotech, FinTech, manufacturing. Multi-language support.
image: https://www.evorix.jp/hubfs/HP-%E5%BC%81%E7%90%86%E5%A3%AB%E7%B4%B9%E4%BB%8B-%E3%83%97%E3%83%AD%E3%83%95%E3%82%A3%E3%83%BC%E3%83%AB%E7%94%BB%E5%83%8F.png
---

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OUR TEAM

# Meet Our Patent Attorneys

Japanese patent attorneys (benrishi) dedicated to foreign IP counsel

![Takefumi SUGIURA, Managing Patent Attorney](https://www.evorix.jp/hubfs/HP-%E5%BC%81%E7%90%86%E5%A3%AB%E7%B4%B9%E4%BB%8B-%E3%83%97%E3%83%AD%E3%83%95%E3%82%A3%E3%83%BC%E3%83%AB%E7%94%BB%E5%83%8F.png)

MANAGING PATENT ATTORNEY

## Takefumi SUGIURA

杉浦 健文 (Sugiura Takefumi)

Founder and Managing Patent Attorney at EVORIX Intellectual Property Law Firm. Over 15 years of patent prosecution experience representing foreign IP counsel from US, Europe, Korea, China, and Southeast Asia.

Specializes in IT, software, AI, IoT, FinTech, Web3, manufacturing, and medical devices. Has handled **500+** PCT national phase entries, **1,000+** Office Action responses, and **200+** trademark refusal responses for foreign clients.

Japan Patent Attorneys Association Asian Patent Attorneys Association (APAA) Japan Trademark Association (JTA) AIPPI Japan

**Languages**: English, Japanese

## Practice Areas

### 🔬 Patent Prosecution

PCT national phase entry, Paris route filings, Office Action response, examiner interviews, PPH applications, appeals to JPO Board and IP High Court.

### ™ Trademark Prosecution

Madrid Protocol Japan designation, direct filings, refusal response (Article 3, 4(1)(11), etc.), Letter of Consent, opposition defense, non-use cancellation.

### 🎨 Design Patents

Hague Agreement Japan designation, direct design filings, partial designs, related designs, GUI/icon designs, design enforcement.

### 📊 Portfolio Management

Annuity management (5,000+ patents under management), portfolio audits, abandonment recommendations, license-of-right strategy.

### ⚖️ IP Disputes

Infringement assertion, defense, invalidation actions, customs enforcement coordination, settlement negotiation.

### 🌏 International Coordination

Multi-jurisdictional strategy, IP5 office coordination, PPH portfolio optimization, cross-border IP transactions.

## Technology Expertise

**💻 IT & Software**

SaaS, cloud, AI/ML, NLP, computer vision, distributed systems

**🤖 AI & Robotics**

Machine learning, generative AI, autonomous systems, robotics

**📱 IoT & Mobile**

IoT platforms, mobile apps, wearables, smart devices

**💰 FinTech**

Payment systems, blockchain, DeFi, tokenization

**🧬 Biotech & Pharma**

Drug formulations, medical devices, diagnostics, biomarkers

**🔋 Hardware & Energy**

Semiconductors, batteries, solar, automotive parts

**🛍️ Consumer Goods**

Fashion, beauty, food, household products

**🏭 Manufacturing**

Industrial automation, process optimization, materials

## Speaking, Publications & Recognition

- Frequent speaker at IP seminars including JETRO, JPAA events, university programs
- Featured in Kinki Tax Practitioner Magazine on IP strategy for SMEs (2025)
- Author of EVORIX's comprehensive country-by-country IP guides (170+ countries)
- Commentator on AI patent strategy and emerging technologies
- Lecturer at "+VISION Hyper IP Seminar" — multiple sessions on industry-specific IP strategy

## Communication & Working Style

Our team communicates primarily in English with foreign IP counsel. Direct messaging via email or video call, with English-language pre-action drafts for your review before Japanese filings.

Our broader EVORIX team supports clients in: **English, Japanese, Chinese (Simplified), Korean, German, French, Spanish, Portuguese, Italian, Russian, Turkish** — covering most major IP firm jurisdictions worldwide.

**Response time guarantee**: 48 hours for general inquiries, 24 hours for engagement quotes, same business day for urgent matters and existing clients.

### Want to Work with EVORIX?

Schedule a complimentary 30-minute consultation to discuss your Japan IP needs.

[Schedule Consultation →](https://www.evorix.jp/en/inquiry) [View Case Studies](https://www.evorix.jp/en/case-studies)

---

![Profile photo of Evolix, Intellectual Property Office, Evolix Representative Patent Attorney Kefumi Sugiura](https://www.evorix.jp/hs-fs/hubfs/HP-%E5%BC%81%E7%90%86%E5%A3%AB%E7%B4%B9%E4%BB%8B-%E3%83%97%E3%83%AD%E3%83%95%E3%82%A3%E3%83%BC%E3%83%AB%E7%94%BB%E5%83%8F%20(%E8%83%8C%E6%99%AF+%E5%86%99%E7%9C%9F(169))%E3%81%AE%E3%82%B3%E3%83%94%E3%83%BC.png?width=1000&height=563&name=HP-%E5%BC%81%E7%90%86%E5%A3%AB%E7%B4%B9%E4%BB%8B-%E3%83%97%E3%83%AD%E3%83%95%E3%82%A3%E3%83%BC%E3%83%AB%E7%94%BB%E5%83%8F%20(%E8%83%8C%E6%99%AF+%E5%86%99%E7%9C%9F(169))%E3%81%AE%E3%82%B3%E3%83%94%E3%83%BC.png "Profile photo of Evolix, Intellectual Property Office, Evolix Representative Patent Attorney Kefumi Sugiura")

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[Contact us by e-mail](https://www.evorix.jp/inquiry)

![Call us to discuss your needs.](https://www.evorix.jp/hs-fs/hubfs/%E3%81%8A%E9%9B%BB%E8%A9%B1%E3%81%A7%E3%81%AE%E3%81%94%E7%9B%B8%E8%AB%87%E3%81%AF%E3%81%93%E3%81%A1%E3%82%89.png?width=300&height=120&name=%E3%81%8A%E9%9B%BB%E8%A9%B1%E3%81%A7%E3%81%AE%E3%81%94%E7%9B%B8%E8%AB%87%E3%81%AF%E3%81%93%E3%81%A1%E3%82%89.png "Call us to discuss your needs.")

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[![知的財産事務所エボリクス/EVORIX/大阪/特許・商標・意匠登](https://www.evorix.jp/hs-fs/hubfs/%E7%9F%A5%E7%9A%84%E8%B2%A1%E7%94%A3%E4%BA%8B%E5%8B%99%E6%89%80%E3%82%A8%E3%83%9C%E3%83%AA%E3%82%AF%E3%82%B9%20(500%20%C3%97%20250%20px).png?width=500&height=250&name=%E7%9F%A5%E7%9A%84%E8%B2%A1%E7%94%A3%E4%BA%8B%E5%8B%99%E6%89%80%E3%82%A8%E3%83%9C%E3%83%AA%E3%82%AF%E3%82%B9%20(500%20%C3%97%20250%20px).png "知的財産事務所エボリクス/EVORIX/大阪/特許・商標・意匠登")](https://www.evorix.jp)

Intellectual Property Law Firm EVORIX

 

4th Floor, Qus-Hiranomachi Building,  
3-1-2 Hiranomachi, Chuo-Ku, Osaka-shi,  
Osaka 541-0046 Japan

Mail: [contact@evorix.jp](mailto:contact@evorix.jp)

TEL: +81-6-7777-1884

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---

 

Copyright © 2026, Intellectual Property Law Firm EVORIX® All rights reserved. 

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