Did You Know...
...that it was melting ice cream that inspired the invention of the outboard motor? It was a lovely August day and Ole Evinrude was rowing his boat to his favorite island picnic spot. As he rowed, he watched his ice cream melt and wished he had a faster way to get to the island. At that moment the idea for the outboard motor was born!
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 5327987 | High efficiency hybrid car with gasoline engine, and electric battery powered motor A hybrid-propulsion car system having one axle driven by an internal combustion engine and another axis driven by an electric motor. The waste heat of the internal combustion engine is absorbed by the engine cooling fluid, and is then heat exchanged with ... | 07/12/1994 |
| 5259341 | Hydro injection steam generator A hydro injection system for generating steam from the heat exchanged between a stream of hot combustion gases and a countercurrent flow of warm water sprays which contact hot tubes transporting the hot combustion gases is disclosed. The system comprises ... | 11/09/1993 |
| 5110697 | Multifunctional photolithographic compositions A photolithographic composition having improved processability and which eliminates the need for inter layering multiple special purpose coatings in the production of micro-electronic devices is surprisingly made possible by selective dissolution of poly(... | 05/05/1992 |
| 4794138 | Pentaerythritol co-esters where up to 75 percent of the acid component is alkylthioalkanoic Pentaerythritol co-esters derived from pentaerythritol, (3-alkyl-4-hydroxyphenyl)-alkanoic acids and alkylthioalkanoic acids or lower alkyl esters of such acids are useful as stabilizers of organic material normally susceptible to oxidative and/or thermal... | 12/27/1988 |
| 4775710 | Stabilized linear low-density polyethylene containing ring-substituted N-acyl-para-aminophenol Disclosed are stabilized linear low-density polyethylene (LLDPE) compositions containing a stabilizing amount of a ring-substituted N-acyl-para-aminophenol. In a preferred embodiment, the latter compound is N-stearoyl-2,6-di-t-butyl-4-aminophenol.... | 10/04/1988 |
| 4775764 | Method for preparing 4,4' difluorobiphenyl An improved method for preparing 4,4' difluorobiphenyl by reacting a parafluorinated Grignard reagent and a parafluorinated halophenyl in solution and in the presence of free palladium producing catalysts is disclosed.... | 10/04/1988 |
| 4772740 | Ethanolamine salt of N-Nitrosophenylhydroxylamine and inhibiting polymerization therewith The ethanolamine salt of N-nitrosophenylhydroxylamine ("NPHA") is effective as a polymerization inhibitor for ethylenically unsaturated monomers. The ethanolamine salt can be prepared by reacting ethanolamine with the ammonium salt of NPHA. Advantageously... | 09/20/1988 |
| 4772651 | Polyol carboxyalkylthioalkanoesterphenol compounds and organic materials stabilized therewith Polyol carboxyalkylthioalkanoesterphenol compounds useful in the stabilization of organic materials normally susceptible to oxidative degradation are prepared by reaction of an appropriate polythio, which is a selected tetra-(mercapto alkanoic acid) ester... | 09/20/1988 |
| 4772741 | Pentaerythritol co-esters containing sulfur in at least one of the acid residues Pentaerythritol co-esters derived from pentaerythritol, (3-alkyl-4-hydroxyphenyl)-alkanoic acids and alkylthioalkanoic acids or lower alkyl esters of such acids are useful as stabilizers of organic material normally susceptible to oxidative and/or thermal... | 09/20/1988 |
| 4734290 | Process for preparing a coated-particle salt substitute composition Disclosed is a process for preparing a coated-particle salt substitute composition wherein a flow of a gaseous medium is passed upwardly through a bed including potassium chloride particles at a velocity more than sufficient to form and maintain a fluidiz... | 03/29/1988 |
| 4730077 | Method of preparing -arylalkanoic esters Alpha-arylalkanoic esters are prepared by reacting a trivalent iodine compound of the formula ##STR1## wherein Ar is an aromatic hydrocarbon and X and Y each represents a group which can be removed as an anion, with a carbonyl compound of the formula... | 03/08/1988 |
