「信頼されること」をモットーに！

1963 Born in Osaka prefecture
1982 Graduated from Osaka Prefecture Technical College (Applied Chemistry major) and worked for the Chemical Products Laboratory of Takeda Chemical Industries Limited
1992 Passed Patent Attorneys Examination and worked for the patent department (currently Intellectual Property Department) of Takeda Chemical Industries Limited 1994 Worked for a Patent Attorneys Office
1999 Established Okamoto International Patent Attorneys Office
2004 Merged with Ai association of Patent and Trademark Attorneys
2010 January Established Ikumi Patent Attorneys Office

Chemicals/Materials (synthetic polymers, organic industrial chemicals, inorganic catalysts, wired circuit boards, etc.)
Mechanical/Chemical Engineering (image forming apparatuses, chemical plants, etc.)

Registered patent attorney (Reg.No.10351)
Registered patent infringement litigator
Registered Guide Interpreter (Reg.No.ENOO896)

Have a personal record of 83.5 kg in bench press.
Small as I am physically, I can handle any heavily loaded tasks by using more than 20 years of experience in this field.

1980 Born in Hyogo prefecture
2007 Graduated from Graduate School of Science (Chemistry), Kyoto University (Master's degree) and worked for a chemistry manufacturer
2013 Passed Patent Attorneys Examination
2015 Joined Ikumi Patent Attorneys Office

Chemicals/Materials (synthetic polymers, organic industrial chemicals. inorganic catalysts, optical materials, etc.)

Registered patent attorney (Reg.No.20252)
Applied Information Technology Engineer (AP-2009-10-06908)

Passed 2nd Grade of Nissho Bookkeeping Test.
Passed 2nd Grade of Abacus Skill Test.

Because I was born and raised in Kansai Area, home of merchants, I always keep in mind obtaining patent rights contributing to customers’ business.

1978 Born in Shiga prefecture
2003 Graduated from Graduate School of Science, Materials Science, Himeji Institute of Technology
Worked for a research and development laboratory of a chemical products company
2007 Worked for a patent attorneys office
2010 January Established Ikumi Patent Attorneys Office
2017 Passed Patent Attorneys Examination

Chemicals/Materials (synthetic polymers, organic industrial chemicals, inorganic catalysts, wired circuit boards, etc.)
Mechanical/Chemical Engineering (image forming apparatuses, chemical plants, etc.)

Registered patent attorney (Reg. No. 21483)

Ski (fond of deep snow in Hokkaido)
Leaving my own ski-trails on fresh snow while getting around obstacles stirs up my adventurous spirit.
Like skiing, I am determined to protect new ideas and products of customers and support the customers' challenge while skillfully avoiding prior art and patent rights of other companies.

1980 Born in Hyogo prefecture
2006 Graduated from Division of Applied Biological Chemistry, Department of Bioscience and Biotechnology, Faculty of Agriculture, Kyushu University and thereafter worked for Astellas Pharma Inc.
2017 Passed Patent Attorneys examination Worked for a patent attorneys office
2021 Joined Ikumi Patent attorneys office

Chemicals/Materials (synthetic polymers, organic industrial chemicals, inorganic catalysts, optical materials, etc.)

Registered patent attorney (Reg. No. 21876)

Interests San-dan (3th Degree) in Shorinji-kempo
I’ve loved learning a new thing ever since I was a child, actually trying it, studying, or even traveling around the world. I am very fond of new technologies too. I look forward to an opportunity to be of serve to obtain intellectual property rights and propose strategies for developing your future business.

1985 Born in Hyogo prefecture
2005 Graduated from Department of Applied Chemistry of Kobe City college of Technology
2007 Graduated from School of Law of Hiroshima University
2007 Worked for a patent attorneys office
2010 January Established Ikumi Patent attorneys office
2020 Graduated from Graduate School of Intellectual Property of Osaka Institute of Technology

Chemicals/Materials (synthetic polymers, organic industrial chemicals, inorganic catalysts, etc.)

Registered patent attorney (Reg. No. 22601)

San-dan (3th Degree) in Kyudo (Japanese archery)
It’s my sincere pleasure to work with you to obtain the patent right that you target.

1991 Born in Shiga prefecture
2016 Graduated from Department of Chemical Science and Engineering Faculty of Engineering Graduate School of Engineering Kobe University and thereafter worked for Research and Development Japan of Bayer Yakuhin, Ltd.
2022 Joined Ikumi Patent Attorneys Office

Chemicals/Materials (synthetic polymers, organic industrial chemicals, inorganic catalysts, etc.)

Registered patent attorney (Reg. No. 22740)

Deadlift (MAX) 170.0 kg
From scratch as a beginner I have trained diligently day in and day out, moving up weights by small increments. I’ll strive every day to offer the best possible proposals to our clients.

1974 Born in Nara prefecture
2008 Completed a Ph.D. program at Department of Biological Sciences, Graduate School of Science, Osaka University and thereafter worked as a postdoctoral fellow
2013 Passed Patent Attorneys examination
Since 2014 Worked for some patent attorneys offices in Kansai and Tokyo
2023 Joined Ikumi Patent attorneys office

Chemicals/Biotechnology/Food/Mechanics

Registered patent attorney (Reg. No. 19916)
Jitsuyo Eigo Gino Kentei (Test in Practical English Proficiency) Grade Pre-1
English Technical Writing Test Grade 2

I’ve been doing daily workouts in the gym to stay healthy. I look forward to helping our clients obtain intellectual property rights by careful and conscientious work.

1958 Born in Osaka prefecture
1984 Graduated from Division of Applied Chemistry, Graduate School of Engineering, Osaka University
Joined Toyo Tire & Rubber Co., Ltd. (currently, Toyo Tire Corporation) and assigned to R&D department, planning department, and patent development department at the R&D headquarters
2002 Joined a patent attorneys office
2023 Joined Ikumi Patent attorneys office

Chemicals/Materials (synthetic polymers, composite materials, organic industrial chemicals, inorganic industrial chemicals, etc.)

Registered patent attorney (Reg. No. 12286)
Registered counsel in actions alleging specific infringement

With my broad experience in working for a manufacturer (from laboratory to factory) and patent firms (from filing applications to obtaining, maintaining, and making use of intellectual property rights), I’ll support your business activities regarding intellectual property. I look forward to an opportunity to be of service.

1992 Born in Yamagata prefecture
2018 Graduated from Department of Materials Science and Engineering Graduate School of Engineering Tohoku University and thereafter Joined Mazda Motor Corporation and assigned to R&D department
2023 Passed Patent Attorneys examination
2024 Joined Ikumi Patent Attorneys Office

Chemicals/Materials (liquid batteries, all-solid-state batteries, metals/oxides, organic polymers, optical thin films)

Registered patent attorney (Reg. No. 23433)
Registered hazardous materials engineer

I love driving and traveling. I am good at swimming. I’ll strive every day to offer the best possible proposals for our clients to obtain the strongest intellectual property rights by continuing to study new technologies and intellectual property laws and practices.