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Reciprocating compressor
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Patent number 6,073,538
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Issue date Jun 13, 2000
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Giordano Tomesani
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Driving mechanism with gas bearing
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Patent number 5,218,896
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Issue date Jun 15, 1993
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Canon Kabushiki Kaisha
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Motomu Furukawa
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Through hole rotating cylinder
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Patent number 4,996,908
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Issue date Mar 5, 1991
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Logansport Machine Co., Inc.
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Thomas F. Thompson
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Compressed air engine
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Patent number 4,124,978
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Issue date Nov 14, 1978
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William C. Wagner
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Rotary engine
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Patent number 4,078,529
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Issue date Mar 14, 1978
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Douglas Warwick
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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3665811
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Patent number 3,665,811
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Issue date May 30, 1972
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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2972961
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Patent number 2,972,961
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Issue date Feb 28, 1961
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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2830678
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Patent number 2,830,678
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Issue date Apr 15, 1958
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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2765784
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Patent number 2,765,784
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Issue date Oct 9, 1956
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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2689627
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Patent number 2,689,627
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Issue date Sep 21, 1954
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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2657764
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Patent number 2,657,764
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Issue date Nov 3, 1953
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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2497822
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Patent number 2,497,822
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Issue date Feb 14, 1950
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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2341328
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Patent number 2,341,328
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Issue date Feb 8, 1944
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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2313462
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Patent number 2,313,462
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Issue date Mar 9, 1943
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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2239920
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Patent number 2,239,920
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Issue date Apr 29, 1941
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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2215956
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Patent number 2,215,956
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Issue date Sep 24, 1940
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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2214242
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Patent number 2,214,242
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Issue date Sep 10, 1940
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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2026438
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Patent number 2,026,438
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Issue date Dec 31, 1935
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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1971976
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Patent number 1,971,976
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Issue date Aug 28, 1934
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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1918235
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Patent number 1,918,235
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Issue date Jul 18, 1933
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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1819663
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Patent number 1,819,663
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Issue date Aug 18, 1931
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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1776075
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Patent number 1,776,075
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Issue date Sep 16, 1930
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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1738549
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Patent number 1,738,549
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Issue date Dec 10, 1929
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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1574983
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Patent number 1,574,983
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Issue date Mar 2, 1926
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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1567233
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Patent number 1,567,233
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Issue date Dec 29, 1925
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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1407775
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Patent number 1,407,775
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Issue date Feb 28, 1922
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES