Henrikus J Pragt

This inventor holds 6 USPTO granted patents. Top assignees: Philips Electronics North America Corporation, U.S. Philips Corporation. Active years: 1991-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Henrikus J Pragt. Retrieved from https://idiyas.com/inventor/henrikus-j-pragt

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

USPTO Granted Patents = 6

% Patents Active = 100.0

Average Co-Inventor Count = 1.6

ph-index = 4

Forward Citations = 30(Granted Patents)

Company Filing History:

3 out of 838

Philips Electronics North America Corporation

patents

3 out of 14,087

U.S. Philips Corporation

patents

Years Active: 1991-1998

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6 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5729078 - Electric lamp with containment sleeve having a helically coiled metal (1998-03-17),

2. 5532543 - High density discharge lamp with pinched-on containment shield (1996-07-02),

3. 5471110 - High pressure discharge lamp having filament electrodes (1995-11-28),

4. 5406165 - High pressure discharge lamp having a containment sleeve fused to the (1995-04-11),

5. 5402033 - High pressure discharge lamp having clamped-on containment sleeve (1995-03-28),

6. 5008592 - Halogen incandescent lamp and method of manufacturing a halogen (1991-04-16),

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]