Santa Clara, CA, United States of America

3I Systems Corporation

Calculating rank

USPTO Granted Patents = 4

% Expired Patents = 25.0

Forward Citations = 65

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9 inventors (with patents filed for the assignee):

Guoheng Zhao (2 out of 96 patents)

Zheng Yan (2 out of 9 patents)

Bo Li (2 out of 4 patents)

4. Wayne Chen (2 out of 6 patents)

5. Tony Young (1 out of 1 patent)

6. Ning Li (1 out of 1 patent)

7. Jianbo Gao (1 out of 2 patents)

8. Rajiv V Datar (1 out of 1 patent)

9. Luis G Rios (1 out of 1 patent)

4 patents: Sort by Forward Citations

1. 7714996 - Automatic inspection system for flat panel substrate (2010-05-11),

2. 7564544 - Method and system for inspecting surfaces with improved light efficiency (2009-07-21),

3. 7221444 - Method and system for improved defect sensitivity for inspecting surfaces (2007-05-22),

4. 5340536 - Method and apparatus for neutralization of biohazardous waste (1994-08-23),

Company Overview

3i Systems Corporation is a leading technology solutions provider offering a wide range of services, including software development, IT consulting, and project management. With a strong focus on innovation and customer satisfaction, we help businesses harness the power of technology to achieve their goals. Our team of experienced professionals is dedicated to delivering high-quality, cost-effective solutions tailored to meet the unique needs of each client.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

4 Patents

#530 in Santa Clara, CA

#14,063 in California

#60,704 in US

Santa Clara, CA, United States of America