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For the Inventor, By the Inventor

Tokyo, Japan

Lexi Corporation, Ltd.


USPTO Granted Patents = 2

% Expired Patents = 100.0

Trademarks = 6

Forward Citations = 46

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3 inventors (with patents filed for the assignee):

goldMedal Tomoyuki Ito (1 out of 1 patent)

silverMedal Ken Suda (1 out of 1 patent)

bronzeMedal Takashi Sato (1 out of 3 patents)


2 patents:

1. 8861818 - Preoperative planning program and operation support jig for hip replacement arthroplasty (2014-10-14),
2. 8801715 - Apparatus for preoperative planning of artificial knee joint replacement operation and jig for supporting operation (2014-08-12),
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USPTO Data Jan 1 1976 - Oct 13 2026

2 Patents

#4,366 in Tokyo

#11,133 in Japan

Tokyo, JP
Tokyo, Japan

Lexi Corporation, Ltd.

Forward Citations = 46

3 inventors:

goldMedal Tomoyuki Ito (1 out of 1 patent)

silverMedal Ken Suda (1 out of 1 patent)

bronzeMedal Takashi Sato (1 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Lexi Corporation, Ltd.. Retrieved from https://idiyas.com/company/lexi

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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