About Jun Aoyama Patent Office
Jun Aoyama Patent Office specializes in intellectual property protection and consulting services related to advanced manufacturing technologies utilizing IoT, AI, and robotics.
Our principal patent attorney brings over ten years of experience as a patent examiner at the Japan Patent Office. He also has hands-on experience in design and development at a heavy industry manufacturer, as well as professional experience in business planning and consulting at an AI startup.
At the Japan Patent Office, he handled patent examinations in the fields of production machinery and robotics. His work included general control systems, IT/IoT-based control technologies, production management systems for manufacturing line automation, AI- and data science-driven anomaly detection, and robotics technologies such as manipulators and autonomous mobile units. During the pivotal transition from the Third to the Fourth Industrial Revolution, he worked on a wide range of manufacturing-related inventions and actively examined strategies for protecting and leveraging intellectual property in the manufacturing sector.
While at the AI startup, he helped develop the company’s intellectual property strategy and provided IP and AI development consulting services to numerous clients in the manufacturing industry. These experiences gave him deep, firsthand insight into the realities of AI-driven business environments.
Building on this expertise, our office offers comprehensive services, including identifying innovative ideas in IoT, AI, and robotics; providing support for patent application and prosecution; advising on the implementation of these technologies in manufacturing operations; and assisting in the development of business models that effectively leverage intellectual property. Through these services, we help our clients generate measurable value and strengthen their competitive advantage.
MEMBERS

Principal Patent AttorneyJun Aoyama
Biography
- 2004
- Graduated from Hiroshima University Graduate School of Engineering, Department of Complex Systems Engineering
- 2004
- Joined Mitsubishi Heavy Industries, Ltd.
- 2008
- Joined the Japan Patent Office (Patent Examination Department (Mechanical Technology), Robotics)
- 2018
- Joined Cross Compass Ltd.
- December 2019
- Established Jun Aoyama Patent Office
Specialties

Patent AttorneyMasataka Aiba
Biography
- 1999
- Graduated from Waseda University Graduate School of Science and Engineering, Department of Applied Physics
- 1999
- Joined Yamaha Motor Co., Ltd.
- 2007
- Joined a domestic patent office
- 2009
- Joined the Japan Patent Office (Patent Examination Department (Mechanical Technology), Automatic Control)
- 2018
- Joined Azusa Patent Office (main office)
- June 2020
- Joined Jun Aoyama Patent Office (secondary office)
Specialties

Patent AttorneyAkari Ohda
Biography
- 2021
- Joined Jun Aoyama Patent Office (intern)
- 2022
- Graduated from Tokyo University of Science, Faculty of Science, Department of Physics
- 2023
- Passed the patent attorney examination
- 2024
- Withdrew from the University of Tokyo Graduate School of Arts and Sciences, Department of Basic Science
- April 2024
- Joined Jun Aoyama Patent Office (main office)
Specialties
ACCESS
5-minute walk from JR Keihin-Tohoku Line / Yokohama Municipal Subway Blue Line "Sakuragicho Station"
3-minute walk from Minatomirai Line "Minatomirai Station"
TEL. +81-45-277-3747
URL. https://ja-pat.com