Osram Sylvania Inc
Osram SylvActive Patents
0
Total Holdings
19
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| EP0061750A2 | Projection unit including glass reflector with insulative c… | Expired / Lapsed | 1982-03-26 | — | 12 | Details |
| US5080928A | Method for making moisture insensitive zinc sulfide based l… | Expired / Lapsed | 1990-10-05 | 1992-01-14 | 9 | Details |
| US5051277A | Method of forming a protective bi-layer coating on phosphor… | Expired / Lapsed | 1990-01-22 | 1991-09-24 | 19 | Details |
| US5019053A | Hypodermic syringe | Expired / Lapsed | 1989-10-23 | 1991-05-28 | 2 | Details |
| US4999219A | Method for coating phosphor particles using aluminum isopro… | Expired / Lapsed | 1989-11-07 | 1991-03-12 | 2 | Details |
| US4956202A | Firing and milling method for producing a manganese activat… | Expired / Lapsed | 1989-10-27 | 1990-09-11 | 15 | Details |
| US4840747A | Method for producing a terbium activated cerium magnesium a… | Expired / Lapsed | 1988-11-23 | 1989-06-20 | 2 | Details |
| US4825124A | Phosphor particle, fluorescent lamp, and manufacturing meth… | Expired / Lapsed | 1987-04-29 | 1989-04-25 | 14 | Details |
| US4736883A | Method for diffusion bonding of liquid phase sintered mater… | Expired / Lapsed | 1987-02-25 | 1988-04-12 | 4 | Details |
| US4728459A | Tungsten-containing zinc silicate phosphor | Expired / Lapsed | 1984-10-24 | 1988-03-01 | 5 | Details |
| US4701140A | Electrical connector with compliant section | Expired / Lapsed | 1986-07-28 | 1987-10-20 | 5 | Details |
| US4690832A | Process for providing hydrolysis resistant phosphors | Expired / Lapsed | 1986-12-09 | 1987-09-01 | 12 | Details |
| US4585673A | Method for coating phosphor particles | Expired / Lapsed | 1985-04-03 | 1986-04-29 | 36 | Details |
| US4575295A | Fastener for channeled structural members | Expired / Lapsed | 1984-01-11 | 1986-03-11 | 9 | Details |
| US4515827A | Method of vapor coating phosphor particles | Expired / Lapsed | 1982-06-17 | 1985-05-07 | 8 | Details |
| US4459328A | Articles coated with wear-resistant titanium compounds | Expired / Lapsed | 1983-03-21 | 1984-07-10 | 16 | Details |
| US4289991A | Fluorescent lamp with a low reflectivity protective film of… | Expired / Lapsed | 1977-09-06 | 1981-09-15 | 2 | Details |
| US4243909A | Fluorescent lamp alkaline earth halophosphate phosphor with… | Expired / Lapsed | 1979-01-05 | 1981-01-06 | 2 | Details |
| US3965031A | Red emitting phosphors | Expired / Lapsed | 1975-05-19 | 1976-06-22 | 6 | Details |