Patent assignee · US · COMPANY

Duramax, Inc.

36Patents
0Active
36Granted
36Portfolio score

Filing activity: Jun 21, 1993 → Jul 8, 2004

Most-cited patents

PatentTitleAreaCited byStatus
US5888017A Expansion joint cap Fixed Constructions 79 Expired
US5588916A Torque control device for rotary mine drilling machine Mechanical Engineering; Lighting; Heating 68 Expired
US5772514A Torque control device for rotary mine drilling machine Mechanical Engineering; Lighting; Heating 61 Expired
US5581967A Flooring adapter transition device Fixed Constructions 55 Expired
US5904017A Photoluminescent emergency egress accessory Emerging Cross-Sectional Technologies 45 Expired
USD514236S1 Wall base with slanted upper portion General 43 Expired
USD483882S1 Wall base with three steps General 43 Expired
USD483883S1 Wall base with semicircular interior voids General 39 Expired
US5639098A Adjustable seal for propeller drive shaft Performing Operations; Transporting 36 Expired
USD483884S1 Wall base with interior structure General 34 Expired
USD489831S1 Wall base General 33 Expired
USD484253S1 Wall base with notch in front face General 32 Expired
USD500869S1 Chair rail with two points General 32 Expired
USD483881S1 Wall base with curved back face General 31 Expired
USD511216S1 Wall base with angled top, groove and toe General 30 Expired
USD474548S1 Faux wood wall base General 29 Expired
USD484254S1 Wall base with curved front face and flat back face General 27 Expired
USD500149S1 Wall base with curved middle section General 27 Expired
USD517223S1 Wall base with angled top and groove General 27 Expired
USD481137S1 Artificial wood wall base General 25 Expired
USD500371S1 Chair rail General 24 Expired
USD499193S1 Wall base with upper nodule and curve General 24 Expired
USD493895S1 Wall base with small incline General 24 Expired
USD510145S1 Elongated wall base with small incline General 22 Expired
USD499192S1 Wall base with two curves and two flat sections General 20 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.