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For the Inventor, By the Inventor

Osaka, Japan

Nagase-Ciba Ltd.


USPTO Granted Patents = 3

Forward Citations = 29

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2 inventors (with patents filed for the assignee):

goldMedal Takafumi Iida (2 out of 4 patents)

silverMedal Hirofumi Nishida (1 out of 1 patent)


3 patents:

1. 6335382 - Ultraviolet-curable adhesive for bonding optical disks (2002-01-01),
2. 6171675 - UV-curable adhesive composition, method of preparing optical disc and optical disc produced thereby (2001-01-09),
3. 5844053 - Organo-polysiloxane derivartives (1998-12-01),
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USPTO Data Jan 1 1976 - Oct 13 2026

3 Patents

#952 in Osaka

#8,929 in Japan

Osaka, JP
Osaka, Japan

Nagase-Ciba Ltd.

Forward Citations = 29

2 inventors:

goldMedal Takafumi Iida (2 out of 4 patents)

silverMedal Hirofumi Nishida (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Nagase-Ciba Ltd.. Retrieved from https://idiyas.com/company/nagase-ciba

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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