Inventor
Jean J. Heuvelmans
Inventor
Eindhoven, NL
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Jprimary
H01JElectric discharge tubes or discharge lamps53%
H05BElectric heating20%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%
C09KMaterials for miscellaneous applications, not provided for elsewhere7%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications7%
PatentTitleYear
6,541,899'Discharged lamp with multiple electron emissive electrode bodies'20036,137,225'Low-pressure discharge lamp with filament having protective coating'20005,990,626'Lighting unit, low-pressure mercury discharge lamp, supply unit, and combined packaging'19995,841,222'Low-pressure discharge lamp'19985,233,268'Low-pressure mercury vapor discharge lamp'19934,727,283'Low-pressure mercury vapour discharge lamp'19884,546,285'Low-pressure mercury vapor discharge lamp'19854,277,720'Low-pressure mercury vapor discharge lamp'19814,051,407'Arrangement including a gas and/or vapor discharge lamp'19774,004,171'Gas-and/or vapor discharge lamp'19774,001,633'Device provided with a gas and/or vapor discharge tube'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–2000Patents assigned to PHILIPS CORP (10)· patent assignee history
1977–2003Based in Eindhoven, NL· patent location history
2003Patents assigned to KONINKL PHILIPS ELECTRONICS NV (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| PHILIPS CORP | 10 | 1977–2000 |
| KONINKL PHILIPS ELECTRONICS NV | 1 | 2003 |
Locations
| Location | Patents | Span |
|---|---|---|
| Eindhoven, NL | 11 | 1977–2003 |