Our People

Managing Partner

Hiroshi Higuchi

Patent Attorney
Qualified as a Litigating Patent Attorney (“Huki-Benrishi”)
U. S. Patent Agent (Limited Recognition, 2008)


Overview

Hiroshi Higuchi is the managing partner of Allegro IP Law Firm. With more than 18 years of experience in the field of intellectual property law, Hiroshi handles patent matters in Japan for the most advanced companies and universities across the world. Before founding Allegro IP, Hiroshi was an attorney with Yanagida & Associates and served as the leader of the foreign clients team. Prior to joining the Yanagida firm, he was an in-house attorney with a Fortune Global 500 company and a US Patent Agent with a large boutique IP firm in DC area. He is qualified as a litigating attorney and received a bachelor’s degree from the University of Tokyo.


Practice Area

Chemistry / Biotechnology / Life Science / Medical Devices / Trademarks

Experience

Yanagida & Associates
Sughrue Mion PLLC (trainee)
Bridgestone Corporation (IP Department / IP Administration and License Unit)

Education

The University of Tokyo (B. S., Agricultural and Life Sciences, Aquatic Animal Physiology)


Selected Presentations

Protection of adidas Three-Stripes trademark protection in Japan – INTA in San Francisco: May 2011
Speaker | CAFC – Cordis Corp. v. Boston Scientific Corp. (Written Description)| JPAA International Activities Center: April 2011
Speaker | IP High Court – Yokohama Rubber v. Yonex (Doctrine of Equivalents)| AIPLA Annual Meeting IP Practice in Japan Committee Pre-meeting: October 2009

Memberships

JPAA (Japan Patent Attorneys Association)
– International Activities Center, JP Division | AIPLA PG | IPO PG, 2018
– International Activities Center, EP Division, 2012
– International Activities Center, US Division, 2011
FICPI (International Federation Intellectual Property Attorneys)
INTA (International Trademark Association)
APAA (Asian Patent Attorneys Association)

Partner

Kaori Kohno

Patent Attorney
Pharmacist
Radiation Protection Supervisor


Overview

Kaori Kohno brings an extensive technical background to her intellectual property law practice, focusing primarily on pharmaceuticals, biotechnology, and chemistry matters. She counsels clients on complex patent procurement matters. She has over 20 years of experience as a prosecutor before the Japan Patent Office. In addition to her prosecution experience, Kaori has developed vast experience in complex proceedings, such as appeals and oppositions. Before joining Allegro IP, she was an attorney with Yanagida & Associates. Prior to entering law practice, she served as a Pharmacist and a Radiation Protection Supervisor. She received a master’s degree from Kyoto University.


Practice Area

Pharmaceutical / Biotechnology / Chemistry

Experience

Yanagida & Associates
Food Products Company (R&D Medical Products)
Ehime University (Department of Radiology)

Education

Kyoto University (B. S., Pharmaceutical Sciences)
Kyoto University (M. S., Pharmaceutical Sciences)

Partner

Rie Takahashi

Patent Attorney
Qualified as a Litigating Patent Attorney (“Huki-Benrishi”)
Grade 1: NIPTA (Nippon Intellectual Property Translation Association) (specialized field: Electrics and Electronics)


Overview

Rie Takahashi has over 18 years of extensive experience in prosecuting patent applications and writing opinions regarding patentability, infringement and freedom-to-operate. Rie specializes in patent practice in the electrical, optical, and mechanical fields, and is qualified as a litigating attorney. Before joining Allegro IP, she was an attorney with Yanagida & Associates. Prior to joining the Yanagida firm, she handled patent litigation and patent portfolio management as an in-house attorney with a Fortune Global 500 company. She received a master’s degree from the University of Tokyo.


Practice Area

Physics / Electrics / Electronics / Optics

Experience

Yanagida & Associates
Philips Electronics Japan, Ltd. (Patent Creation Department)

Education

Keio University (B. S., Physics)
The University of Tokyo (M. S., Astronomy)

 

Senior Counsel

Tsuyoshi Sakuma

Patent Attorney
Qualified as a Litigating Patent Attorney (“Huki-Benrishi”)


Overview

Tsuyoshi Sakuma is one of Japanese leading intellectual property experts. He has over 30 years of experience in handling patent matters in a wide variety of technologies including the electrical, mechanical, and software arts. He is also an expert in the fields of copyright, design and trademark matters. Tsuyoshi guides clients through complex procurement and litigation matters. Prior to entering legal practice, he was an engineer at the R&D division with a Fortune Global 500 company. He received a bachelor’s degree from Hiroshima University.


Practice Area

Mechanical Engineering / Physics / Trademarks / Designs

Experience

Yanagida & Associates (Vice President)
Domestic IP Law Firm
Hitachi Chemical Co., Ltd. (R&D)

Education

Hiroshima University (B. S., Mechanical Engineering)

Technical Advisor

Takahisa Murata, DVM, Ph.D.

Associate Professor in Graduate School of Agriculture and Life Science, the University of Tokyo

Dr. Murata’s Laboratory


Experience

Assistant Professor, Department of Veterinary Pharmacology, the University of Tokyo
Researcher, Yale University School of Medicine

Education

The University of Tokyo (M. S., Veterinary Medicine)
The University of Tokyo (Ph.D., Veterinary Medicine)


Selected Scientific Papers

Mast cell-derived PGD2 attenuates anaphylactic reactions in mice. Nakamura T, Fujiwara Y, Yamada R, Fujii W, Hamabata T, Lee MY, Maeda S, Aritake K, Roers A, Sessa WC, Nakamura M, Urade Y, *Murata T.J Allergy Clinical Immunology.2017, in press.
PGD2 deficiency exacerbates food antigen-induced mast cell hyperplasia. Nakamura T, Maeda S, Horiguchi K, Maehara T, Aritake K, Choi B, Iwakura Y, Urade Y, *Murata T. Nature Communications. 6:7514 2015.
Iwanaga K, Nakamura T, Maeda S, Aritake K, Hori M, Urade Y, Ozaki H, *Murata T. Mast Cell-Derived Prostaglandin D2 Inhibits Colitis and Colitis-Associated Colon Cancer in Mice. Cancer Res. 74(11):3011-9. 2014.
*Murata T, Aritake K, Tsubosaka Y, Maruyama T, Nakagawa T, Hori M, Hirai H, Nakamura M, Narumiya S, Urade Y, Ozaki H. Anti-inflammatory role of PGD2 in acute lung inflammation and therapeutic application of its signal enhancement. Proc Natl Acad Sci U S A. 26;110(13):5205-10.2013.
eNOS derived nitric oxide regulates endothelial barrier function via VE cadherin and Rho GTPases. DiLorenzo A, Lin M, Murata T, Landskroner-Eiger S, Schleicher M, Kothiya M, Iwakiri Y, Yu J, Huang P, *Sessa WC. Journal of Cell Science. 126(Pt 24):5541-52. 2013.
*Murata T, Aritake K, Matsumoto S, Kamauchi S, Nakagawa T, Hori M, Momotani E, Urade Y, Ozaki H. Prostagladin D2 is a mast cell-derived antiangiogenic factor in lung carcinoma. Proc Natl Acad Sci U S A 108(49):19802-7. 2011.

Selected Honors and Awards

SHIMADZU Global Innovation Summit Award, A Novel Biomarker of Food Allergy, 2017
The Japanese Vascular Biology and Medicine Organization, Young Investigator Highest Award, Development of a vascularization promoting agent, 2016
Japanese Cancer Association, Incentive Award, Discovery of a molecule inhibiting the development and progression of cancer and therapeutic application thereof, 2016
The Japanese Vascular Biology and Medicine Organization, Young Investigator Award, Mast cell-derived PGD2 inhibits neoangiogenesis in lung carcinoma, 2011