US6630894 2000 Control Self-powered Boyd Clark Davisįace Samuel A. Jr. Thin layer composite unimorph ferroelectric driver and sensor US6734603 1997 Control Self-powered Hellbaum Richard F.
Tough, soluble, aromatic, thermoplastic copolyimides US5741883 1994 Control Self-powered Bryant Robert G. Process for preparing a tough, soluble, aromatic, thermoplastic copolyimide US5639850 1995 Control Self-powered Bryant Robert G. US5632841 1995 Control Self-powered Hellbaum Richard F.įox Robert L. Back-lit handlebar control assemblyĬontrol Self-powered Self-powered Switch Initiation System US6695090 2001 Control Lighting McAllister Michael C. US3958375 1976 Building HyPar Roof Tully Donald F. Precast unit for forming a hyperbolic paraboloidal roof structure
US2891491 1959 Building HyPar Roof Richter Don L.
US3094812 1963 Building HyPar Roof La Foy Eugene L. US3186128 1965 Building HyPar Roof Charles Harold H. US3090162 1963 Building HyPar Roof Baroni Giorgio Builging Construction Patent Link yr Category Inventor Description Building BuildingīuildingHyPar Building Hyperbolic Paraboloid Roof US4029082 Heat and cold storage apparatus US4158358 Heat and cold storage apparatus US4284059 Heat storage and heat exchanger US5103802 Thermosyphon heat-storage and backup heat apparatus In almost all cases, things in parenthesis, "( )", are added information by me. He makes a convincing argument that there is no need for obtaining a patent unless the gross sales are greater than $12,000,000.Īwnings Bearings Bicycle Brayton Bubble Pumps Candles Compressor Concentrators Concrete Control Lighting Cooling Dental Dish DishFresnel Electronics EMI Engines Fiber Optics Flat Plate Friends Patents H-bridge Heat Pipes Heliostat Holographic Hydrogen Internal Combustion Involute Ignitor Instrumentation Insulation Interesting Patents Don Lancaster LensFresnel Lighting Luminescent Mechanical Medical MHD Generators MHD Pumps MPPT Non Imaging Optics Optics Pneumatic Dennis Polla Power Pumps PV Pyrolysis Rankine Receiver Refrigeration Robotics Rolling Piston Scroll Stereolithography Stirling Storage Sundials Thermionic Thermoacoustic Thermoelectric Trackers Transient Filtering Trough Trough Fresnel Vane Vehicles Wacko Patents Water Wind Xerography. * Don Lancaster's Patent Avoidance Library.ĭon discusses many of the pitfalls of obtaining and keeping patents. * You Don't Really Want A Patent, Do You?
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