% Expired Patents = 60.0

Forward Citations = 77

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5 inventors (with patents filed for the assignee):

Johni Chan (4 out of 4 patents)

Thang Doan (1 out of 8 patents)

Guy C Thrap (1 out of 20 patents)

4. Alonso Perez (1 out of 2 patents)

5. Curtis R Alexander (1 out of 2 patents)

5 patents: Sort by Forward Citations

1. 6950893 - Hybrid switching architecture (2005-09-27),

2. 6686541 - Cable management device for rack mounted equipment (2004-02-03),

3. 6646878 - Fail safe cooling system (2003-11-11),

4. 6639329 - Isolated power input architecture (2003-10-28),

5. 6510529 - Standby SBC backplate (2003-01-21),

Company Overview

I-bus Corporation is a leading provider of innovative technology solutions for the transportation industry. With over 20 years of experience, we specialize in developing advanced communication and control systems for buses, trains, and other public transportation vehicles. Our products are known for their reliability, efficiency, and ease of use, helping to improve safety, efficiency, and passenger experience. We are committed to delivering cutting-edge solutions that meet the evolving needs of our customers and the transportation industry as a whole.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

5 Patents

#463 in Santa Clara, CA

#12,073 in California

#51,644 in US

Santa Clara, CA, United States of America

I-Bus Corporation

Forward Citations = 77

5 inventors:

Johni Chan (4 out of 4 patents)

Thang Doan (1 out of 8 patents)

Guy C Thrap (1 out of 20 patents)

4. Alonso Perez (1 out of 2 patents)

5. Curtis R Alexander (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: I-Bus Corporation. Retrieved from https://idiyas.com/company/i-bus

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]