U.S.A. Zama, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
F02M SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF 1172

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6234457 Method of operating a diaphragm-type carburetorApr 24, 00May 22, 01[F02M]
6231033 Rotary throttle valve type carburetorMar 27, 00May 15, 01[F02M]
6142455 Rotary throttle valve type carburetorApr 30, 99Nov 07, 00[F02M]
6086054 Diaphragm type carburetorMay 18, 98Jul 11, 00[F02M]
6000369 Starting system for diaphragm carburetorOct 02, 97Dec 14, 99[F02M]
5961896 Carburetor fuel adjusting deviceJul 08, 98Oct 05, 99[F02M]
5948325 Air-fuel ratio adjustment device for carburetorJun 13, 97Sep 07, 99[F02M]
5942160 Rotary throttle valve type carburetorOct 29, 97Aug 24, 99[F02M]
5706774 Carburetor start pump circuitMay 24, 96Jan 13, 98[F02M]
5630965 Low force limit deviceJun 14, 96May 20, 97[F02M]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6017199 Diaphragm carburetor for four cycle enginesExpiredMay 20, 98Jan 25, 00[F02M, F04B]
5955007 Carburetor fuel adjusting deviceExpiredAug 20, 97Sep 21, 99[F02M]
5772927 Carburetor fuel adjusting deviceExpiredMar 27, 96Jun 30, 98[F02M]
5695693 Carburetor fuel adjusting deviceExpiredMar 20, 95Dec 09, 97[F02M]

Top Inventors for This Owner

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