For the Inventor, By the Inventor

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Mountain View, CA, United States of America

Handspring, Inc.

USPTO Granted Patents = 15

Forward Citations = 1,345

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26 inventors (with patents filed for the assignee):

Jeffrey Charles Hawkins (14 out of 148 patents)

Peter Nils Skillman (8 out of 69 patents)

Robert Yuji Haitani (5 out of 74 patents)

4. Martin Bone (4 out of 14 patents)

5. William B Rees (2 out of 24 patents)

6. John Raff (1 out of 146 patents)

7. Jerome C Tu (1 out of 45 patents)

8. Ronald Marianetti, Ii (1 out of 31 patents)

9. Thomas Benton Bridgwater (1 out of 20 patents)

10. Karl Alun Townsend (1 out of 22 patents)

11. Dennis Joseph Boyle (1 out of 54 patents)

12. Srikiran Prasad (1 out of 35 patents)

13. Debbie O Chyi (1 out of 5 patents)

14. Art Lamb (1 out of 6 patents)

15. Ron Marianetti (1 out of 5 patents)

15 patents: Sort by Forward Citations

1. D514571 - Keyboard for handheld device (2006-02-07),

2. 6975304 - Interface for processing of an alternate symbol in a computer device (2005-12-13),

3. 6950988 - Multi-context iterative directory filter (2005-09-27),

4. 6781575 - Method and apparatus for organizing addressing elements (2004-08-24),

5. 6757862 - Method and apparatus for digital data error correction coding (2004-06-29),

6. 6744451 - Method and apparatus for aliased item selection from a list of items (2004-06-01),

7. 6539476 - Mobile computer system capable for copying set-up application including removal routine from peripheral device for removing device programs after the device is removed (2003-03-25),

8. 6516202 - Mobile computer system designed for wireless communication expansion (2003-02-04),

9. D467235 - Hand-held device with handwriting area (2002-12-18),

10. D466877 - Hand-held device with keyboard (2002-12-11),

11. D466502 - Flip door for personal digital assistant (2002-12-04),

12. D466115 - Personal digital assistant (2002-11-27),

13. 6442637 - Expandable mobile computer system (2002-08-27),

14. D457526 - Chip for personal digital assistant (2002-05-22),

15. D457162 - Cradle for personal digital assistant (2002-05-15),

Company Overview

Handspring, Inc. is a technology company based in Mountain View, California, known for its innovative contributions to the handheld computing and mobile device sectors. The company specializes in developing advanced personal digital assistants (PDAs) and related accessories, focusing on enhancing user experience through intuitive design and functionality. Handspring has played a significant role in the evolution of mobile technology, emphasizing connectivity and productivity in its product offerings.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

15 Patents

#182 in Mountain View, CA

#5,031 in California

#21,068 in US

#39,959 in the World

Mountain View, CA, United States of America

Handspring, Inc.

Forward Citations = 1,345

26 inventors:

Jeffrey Charles Hawkins (14 out of 148 patents)

Peter Nils Skillman (8 out of 69 patents)

Robert Yuji Haitani (5 out of 74 patents)

4. Martin Bone (4 out of 14 patents)

5. William B Rees (2 out of 24 patents)

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

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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