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Patents Trademarks

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Nishikawa International Patent Office

i-pat.jp1,730 applications59 foreign firms

Compare

Sends 22× more than it receives · main destination US, 60% of outbound

Sends abroad

1,65696% of cross-border

US997CN309EP182KR161

Receives from abroad

744% of cross-border

US74

Technology

H · Electricity: 90%
G · Physics: 31%
A · Human necessities: 7%

Clients

Direction by office

Sends toReceives from

JP → officeoffice → JP

Yearly activity

Sends toReceives fromStill publishing

Recent patent years fill in as applications publish (18–30 months).

Top counterpart firms

USSheridan Ross249
USChip Law Group249
CNBeijing Sunhope Intellectual Property Ltd.160

Contact

Website: i-pat.jp
Office: JP

Key people

About

Nishikawa International Patent Office is a patent and intellectual property office in Ikebukuro, Tokyo. It handles Japanese and foreign filings for patents, utility models, designs and trademarks, litigation, opinions, IP consultations and valuation, serving large companies, individuals, startups and small and medium-sized businesses.

Observed fields

Software/Computing
Telecommunications
Semiconductors
Electronics
Medical Devices
Chemistry
+4

Other practice area evidence

Trademarks

Nishikawa International Patent Office · JP · 1 observed families, 2017–2026

Trademarks

Nishikawa International Patent Office · JP · 1 observed families, 2017–2026