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DAIWA MINAMIMORIMACHI BLDG.,
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KITA-KU,OSAKA 530-0041 JAPAN
TEL:+81-6-6351-4384
(Main Number)
FAX:+81-6-6351-5664
(Main Number)
E-Mail:

TOKYO
HEAD OFFICE

WORLD TRADE CENTER BUILDING SOUTH TOWER 29F,
2-4-1, HAMAMATSU- CHO, MINATO-KU,
TOKYO 105-5129,JAPAN
TEL:+81-3-3433-5810
(Main Number)
FAX:+81-3-3433-5281
(Main Number)
E-Mail:


HIROSHIMA
OFFICE

NOMURA REAL ESTATE HIROSHIMA BLDG. 4 F, 2-23 TATEMACHI, NAKA-KU, HIROSHIMA CITY, HIROSHIMA 730-0032, JAPAN
TEL:+81-82-545-3680
(Main Number)
FAX:+81-82-243-4130
(Main Number)
E-Mail:

Opened on
March.1.2018

NAGOYA
OFFICE

GLOBAL GATE 9F, 4-60-12 HIRAIKE-CHO, NAKAMURA-KU, NAGOYA-SHI, AICHI 453-6109, JAPAN
TEL:+81-52-589-2581
(Main Number)
FAX:+81-52-589-2582
(Main Number)
E-Mail:


In the background of the HARAKENZO trademark is a global map wherein countries/regions are sized according to the number of patents registered there in 1991.

Privacy policy


Search Analysis・Patent Map
Tel
Fax
E-mail
: 06 - 6351 - 4384 (Main Number)
: 06 - 6351 - 5664
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Introducing Patent Search


The website at the following address features abundant knowledge and information on patent retrieval and patent search regarding topics such as the need for patent search, types of patent search, how to prepare a retrieval formula, how to summarize search results, etc.
In addition, since links to the websites of patent offices of various countries are published on the website, each country's Industrial Property law can be used for reference.

The following URL is a website outside our firm, but since it is a well-written search website, we would like to introduce it.

http://www.e-patentsearch.net/


JPO publishes data on its website concerning International Patent Classification (IPC), FI, F-term


The Japan Patent Office has published on its website materials concerning IPC (International Patent Classification), FI (file index), and F-term.
The materials in question contain outlines of IPC, FI, and F-term, search methods using these, etc.

http://www.jpo.go.jp/cgi/link.cgi?url=/torikumi/ibento/text/h22_jitsumusya_txt.htm

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