Holophane Lighting, Inc.
16Patents
0Active
16Granted
33Portfolio score
Filing activity: Feb 27, 1992 → May 22, 1995
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5404094A | Wide input power supply and method of converting therefor | Electricity | 83 | Expired |
| US5440466A | Flourescent lighting fixture retrofit unit and method for installing same | Emerging Cross-Sectional Technologies | 50 | Expired |
| US5351174A | Modular luminaire assembly | Mechanical Engineering; Lighting; Heating | 38 | Expired |
| USD354580S | Suspended luminaire | General | 31 | Expired |
| USD345433S | Suspended luminaire | General | 28 | Expired |
| US5521852A | Method and system for designing lighting installations | Emerging Cross-Sectional Technologies | 26 | Expired |
| USD347486S | Suspended luminaire | General | 25 | Expired |
| US5521853A | Method and system for designing lighting installations | Emerging Cross-Sectional Technologies | 24 | Expired |
| USD345432S | Suspended luminaire | General | 23 | Expired |
| USD345434S | Suspended luminaire | General | 22 | Expired |
| US5619077A | System and method for providing alternate AC voltage | Electricity | 21 | Expired |
| USD348745S | Street luminaire | General | 15 | Expired |
| USD350622S | Suspended luminaire | General | 12 | Expired |
| USD349777S | Flood light | General | 10 | Expired |
| US5355291A | Internally illuminated sign | Emerging Cross-Sectional Technologies | 2 | Expired |
| USD353219S | Street luminaire | General | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.