Patent assignee · US · COMPANY

AlliedSignal, Inc.

3,012Patents
0Active
3,012Granted
48Portfolio score

Filing activity: Jul 23, 1981 → Oct 21, 2004

Most-cited patents

PatentTitleAreaCited byStatus
US5348774A Method of rapidly densifying a porous structure Emerging Cross-Sectional Technologies 502 Expired
US5396350A Backlighting apparatus employing an array of microprisms Mechanical Engineering; Lighting; Heating 414 Expired
US5057368A Filaments having trilobal or quadrilobal cross-sections Emerging Cross-Sectional Technologies 403 Expired
US5108383A Membranes for absorbent packets Performing Operations; Transporting 327 Expired
US5067099A Methods and apparatus for monitoring system performance Physics 305 Expired
US4816989A Synchronizer for a fault tolerant multiple node processing system Physics 304 Expired
US4754607A Power generating system Emerging Cross-Sectional Technologies 290 Expired
US5069970A Fibers and filters containing said fibers Emerging Cross-Sectional Technologies 287 Expired
US5281919A Automotive battery status monitor Physics 278 Expired
US4937528A Method for monitoring automotive battery status Physics 276 Expired
US6424157B1 System and method for monitoring a vehicle battery Emerging Cross-Sectional Technologies 275 Expired
US5929609A Vehicular power management system and method Emerging Cross-Sectional Technologies 246 Expired
US4916193A Medical devices fabricated totally or in part from copolymers of recurring units derived from cyclic carbonates and lactides Human Necessities 245 Expired
US5481385A Direct view display device with array of tapered waveguide on viewer side Physics 233 Expired
US5385776A Nanocomposites of gamma phase polymers containing inorganic particulate material Emerging Cross-Sectional Technologies 231 Expired
US5598281A Backlight assembly for improved illumination employing tapered optical elements Physics 224 Expired
US4968942A Method for monitoring aircraft battery status Physics 208 Expired
US4876495A Apparatus and method for charging and testing batteries Electricity 197 Expired
US5099436A Methods and apparatus for performing system fault diagnosis Emerging Cross-Sectional Technologies 194 Expired
US5945926A Radar based terrain and obstacle alerting function Emerging Cross-Sectional Technologies 189 Expired
US5785347A Occupant sensing and crash behavior system Performing Operations; Transporting 186 Expired
US5839080A Terrain awareness system Physics 184 Expired
US5462700A Process for making an array of tapered photopolymerized waveguides Physics 174 Expired
US6635185B2 Method of etching and cleaning using fluorinated carbonyl compounds Emerging Cross-Sectional Technologies 173 Expired
US4755316A Refrigeration lubricants Chemistry; Metallurgy 166 Expired

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