San Francisco, CA, United States of America

Sifteo, Inc.

Calculating rank

USPTO Granted Patents = 4

% Expired Patents = 50.0

Forward Citations = 67

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5 inventors (with patents filed for the assignee):

Jeevan James Kalanithi (4 out of 21 patents)

David Scott Merrill (2 out of 21 patents)

David Jeffrey Merrill (2 out of 2 patents)

4. Robert K Lang (1 out of 1 patent)

5. Brent Paul Fitzgerald (1 out of 1 patent)

4 patents: Sort by Forward Citations

1. 8611817 - Data communication and object localization using inductive coupling (2013-12-17),

2. D691656 - Manipulable cubes base station (2013-10-15),

3. 8401475 - Data communication and object localization using inductive coupling (2013-03-19),

4. D635190 - Interactive play and learning system (2011-03-29),

Company Overview

Sifteo, Inc. is a technology company that specializes in creating interactive games and educational toys. Their innovative approach combines physical objects with digital technology to create unique and engaging experiences for users of all ages. With a focus on creativity and exploration, Sifteo products are designed to inspire learning and play in a way that is both fun and educational.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Nov 3 2026

4 Patents

#904 in San Francisco, CA

#14,076 in California

#60,737 in US

San Francisco, CA, United States of America

Sifteo, Inc.

Forward Citations = 67

5 inventors:

Jeevan James Kalanithi (4 out of 21 patents)

David Scott Merrill (2 out of 21 patents)

David Jeffrey Merrill (2 out of 2 patents)

4. Robert K Lang (1 out of 1 patent)

5. Brent Paul Fitzgerald (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sifteo, Inc.. Retrieved from https://idiyas.com/company/sifteo

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]