Issued Patents All Time
Showing 26–45 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6559598 | Plasma picture screen with UV light emitting layer | Hans-Helmut Bechtel, Harald Gläser, Walter Mayr, Hans Nikol | 2003-05-06 |
| 6509685 | Plasma display screen comprising a red phosphor | Hans Nikol, Helmut Bechtel, Cornelis Reinder Ronda | 2003-01-21 |
| 6472811 | Coating for a luminescent material | Jacqueline Merikhi, Hans Nikol, Cornelis Reinder Ronda | 2002-10-29 |
| 6469434 | Zinc silicate luminescent materials and related luminescent screen products | Helmut Bechtel, Walter Mayr, Hans Nikol, Cornelis Reinder Ronda | 2002-10-22 |
| 6426589 | Luminescent material coated with a protective layer | Hans Nikol, Walter Mayr, Cornelis Reinder Ronda | 2002-07-30 |
| 6410169 | Discharge lamp | Herbert Friedrich Borner, Hans Nikol, Wolfgang Busselt | 2002-06-25 |
| 6407498 | Luminescent material comprising an alkaline earth borate | Hans Nikol, Cornelis W. A. Schetters | 2002-06-18 |
| 6398970 | Device for disinfecting water comprising a UV-C gas discharge lamp | Hans Nikol, Jürgen Dirscherl, Detlef Uwe Wiechert | 2002-06-04 |
| 6350534 | Organic light-emitting diode with terbium complex | Herbert Friedrich Boerner, Wolfgang Busselt, Hans Nikol | 2002-02-26 |
| 6234645 | LED lighting system for producing white light | Herbert Friedrich Borner, Wolfgang Busselt, Hans Nikol, Cornelis Reinder Ronda | 2001-05-22 |
| 6234648 | Lighting system | Herbert Friedrich Borner, Wolfgang Busselt, Hans Nikol, Cornelis Reinder Ronda, Gerard Harbers | 2001-05-22 |
| 6208069 | Low-pressure mercury discharge lamp for tanning | Hans Nikol, Cornelis Reinder Ronda, Dick Van Der Voort, Cornelis Jojakim Jalink | 2001-03-27 |
| 6184618 | Luminescent material | Hans Nikol, Cornelis Reinder Ronda, Johannes T. W. De Hair | 2001-02-06 |
| 6165631 | Diode-addressed color display with lanthanoid phosphors | Herbert Friedrich Boerner, Hans Nikol | 2000-12-26 |
| 6133688 | Luminescent material | Carolin Borgmann, Ferdinand Schuth | 2000-10-17 |
| 6084250 | White light emitting diode | Hans Nikol, Cees RONDA | 2000-07-04 |
| 6051925 | Diode-addressed color display with molecular phosphor | Herbert Friedrich Boerner, Hans Nikol, Cornelis Reinder Ronda | 2000-04-18 |
| 5998047 | Aluminate phosphor with a polyphosphate coating | Helmut Bechtel, Wolfram Czarnojan, Walter Mayr, Hans Nikol, Cornelis Rhonda | 1999-12-07 |
| 5955836 | Organic electroluminescent component with exciplex formed from a mixed layer of a mixture of hole transporting and electron transporting organic material | Herbert Friedrich Boerner, Wolfgang Busselt, Hans Nikol | 1999-09-21 |
| 5892324 | Low-pressure mercury discharge lamp having specific luminescent composition | Cornelis Reinder Ronda | 1999-04-06 |