Daniel Barbara

This inventor holds 9 USPTO granted patents. Top assignees: Panasonic Technologies, Inc., Matsushita Electric Corporation of America. Active years: 1995-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Daniel Barbara. Retrieved from https://idiyas.com/inventor/daniel-barbara

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 9

% Patents Active = 100.0

Average Co-Inventor Count = 2.3

ph-index = 9

Forward Citations = 694(Granted Patents)

Company Filing History:

8 out of 94

Panasonic Technologies, Inc.

patents

1 out of 139

Matsushita Electric Corporation of America

patents

Years Active: 1995-1998

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9 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5768423 - Trie structure based method and apparatus for indexing and searching (1998-06-16),

2. 5710916 - Method and apparatus for similarity matching of handwritten data objects (1998-01-20),

3. 5706435 - System for maintaining data coherency in cache memory by periodically (1998-01-06),

4. 5649023 - Method and apparatus for indexing a plurality of handwritten objects (1997-07-15),

5. 5581704 - System for maintaining data coherency in cache memory by periodically (1996-12-03),

6. 5553284 - Method for indexing and searching handwritten documents in a database (1996-09-03),

7. 5524240 - Method and apparatus for storage and retrieval of handwritten information (1996-06-04),

8. 5499360 - Method for proximity searching with range testing and range adjustment (1996-03-12),

9. 5475753 - Apparatus and method for certifying the delivery of information (1995-12-12),

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Profile summary based on public USPTO records.

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]