Company Filing History:

10 out of 14,087

U.S. Philips Corporation

patents

1 out of 21,361

Koninklijke Philips Corporation N.v.

patents

Years Active: 1977-2003

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11 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6541899 - Discharged lamp with multiple electron emissive electrode bodies (2003-04-01),

2. 6137225 - Low-pressure discharge lamp with filament having protective coating (2000-10-24),

3. 5990626 - Lighting unit, low-pressure mercury discharge lamp, supply unit, and (1999-11-23),

4. 5841222 - Low-pressure discharge lamp (1998-11-24),

5. 5233268 - Low-pressure mercury vapor discharge lamp (1993-08-03),

6. 4727283 - Low-pressure mercury vapour discharge lamp (1988-02-23),

7. 4546285 - Low-pressure mercury vapor discharge lamp (1985-10-08),

8. 4277720 - Low-pressure mercury vapor discharge lamp (1981-07-07),

9. 4051407 - Arrangement including a gas and/or vapor discharge lamp (1977-09-27),

10. 4004171 - Gas-and/or vapor discharge lamp (1977-01-18),

11. 4001633 - Device provided with a gas and/or vapor discharge tube (1977-01-04),

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Company Filing History:

Years Active: 1977-2003