Oldenburg Group Incorporated
27Patents
18Active
27Granted
45Portfolio score
Filing activity: Sep 20, 2004 → May 16, 2022 · 8 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7441809B1 | Modular mine service vehicle | Performing Operations; Transporting | 92 | Active |
| USD729435S1 | Lighting unit | General | 89 | Active |
| USD591444S1 | Lighting fixture | General | 65 | Expired |
| US7053568B2 | Battery-powered vehicle with AC driven traction and pump motors for mining applications | Emerging Cross-Sectional Technologies | 51 | Expired |
| USD565786S1 | Lighting fixture | General | 43 | Expired |
| US7338182B1 | Lighting fixture housing for suspended ceilings and method of installing same | Mechanical Engineering; Lighting; Heating | 40 | Expired |
| USD783197S1 | Luminaire | General | 35 | Active |
| USD591443S1 | Lighting fixture | General | 28 | Expired |
| USD547897S1 | Lighting fixture | General | 26 | Expired |
| USD749257S1 | Lighting unit | General | 22 | Active |
| USD729429S1 | Lighting unit | General | 14 | Active |
| US7036233B1 | Pivot linkage including a non-contact, rotational angle measurement sensor for heavy machinery | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| USD791386S1 | Luminaire | General | 11 | Active |
| USD783196S1 | Luminaire | General | 11 | Active |
| USD812283S1 | Luminaire | General | 11 | Active |
| US9170081B2 | All-electric powered ANFO vehicle | Emerging Cross-Sectional Technologies | 7 | Active |
| USD812284S1 | Luminaire | General | 7 | Active |
| USD822888S1 | Luminaire | General | 5 | Active |
| US8111388B2 | Luminous flux depreciation notification system for light fixtures incorporating light emitting diode sources | Physics | 4 | Active |
| US8097804B1 | Cable protection system | Mechanical Engineering; Lighting; Heating | 4 | Active |
| USD729436S1 | Lighting unit | General | 4 | Active |
| US7314017B2 | Mechanical flexor drive connector system for modular causeway system | Fixed Constructions | 3 | Expired |
| USD805239S1 | Luminaire | General | 3 | Active |
| USD708384S1 | Lighting unit | General | 2 | Active |
| US7303238B1 | Mine scaling vehicle | Fixed Constructions | 1 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.