Patent Limited Yannan Zhang

USPTO Data

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Reg. No.:800122
Firm/Company:Calfee, Halter & Griswold LLP
Address:Cleveland, OH 44114
Last Updated:2026-10-02

Public Data

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Firm/Company: Calfee, Halter & Griswold LLP Home Page
Other info: LinkedIn Profile Not Found
Firm Profile
Last Updated:2026-07-29

Top Applicants

This practitioner has been affiliated with the following applicants over the past 10 years.

Applicant Count
BOE TECHNOLOGY GROUP CO., LTD. 960
Owens Corning Intellectual Capital, LLC 504
BYD COMPANY LIMITED 354
Swagelok Company 216
InterDesign, Inc. 151
Beijing Roborock Technology Co., Ltd. 106
BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD. 101
HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD. 85
GOJO Industries, Inc. 69
OCV Intellectual Capital, LLC 67
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