Inventor · Palermo, IT

Antonio Longo

61Patents
16h-index
42Co-inventors
84Inventor score

Filing activity: Nov 6, 1986 → Mar 11, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US6102271A Circular stapler for hemorrhoidal surgery Human Necessities 2,153 Expired
US6805273B2 Surgical stapling instrument Human Necessities 1,872 Expired
US7810690B2 Surgical stapling instrument Human Necessities 1,801 Expired
USRE40237E1 Surgical stapling instrument General 1,579 Active
US6142933A Anoscope for hemorrhoidal surgery Human Necessities 1,492 Expired
US6083241A Method of use of a circular stapler for hemorrhoidal procedure Human Necessities 455 Expired
US6335342B1 Azaindole derivatives, process for their preparation, and their use as antitumor agents Human Necessities 111 Expired
US6486322B1 Azaindole derivatives, process for their preparation, and their use as antitumor agents Human Necessities 91 Expired
US5374652A 2-oxindole compounds which are useful as tyrosine kinase inhibitors Chemistry; Metallurgy 72 Expired
US5409949A Methylen-oxindole derivatives compositions and tyrosine kinase inhibition therewith Human Necessities 48 Expired
US5840745A Hydrosoluble 3-arylidene-2-oxindole derivatives as tyrosine kinase inhibitors Chemistry; Metallurgy 46 Expired
US5488057A 2-oxindole compounds which have useful tyrosine kinase activity Chemistry; Metallurgy 21 Expired
US5663346A Substituted azaindolylidene compounds and process for their preparation Chemistry; Metallurgy 21 Expired
US5576330A Biologically active 3-substituted oxindole derivatives useful as anti-angiogenic agents Human Necessities 18 Expired
US6455559B1 Phenylacetamido-pyrazole derivatives, process for their preparation and their use as antitumor agents Chemistry; Metallurgy 18 Expired
US8029520B2 Method for performing trans-anal resection with a curved cutter stapler Human Necessities 17 Active
US5965563A Aryl and heteroaryl purine compounds Chemistry; Metallurgy 16 Expired
US8646673B2 Surgical stapling instrument Human Necessities 15 Active
USD799592S1 Printing machine General 14 Active
USD663596S1 Platen press General 14 Active
USD810163S1 Packaging machine General 13 Active
US5627207A Arylethenylene compounds which are useful as tyrosine kinase inhibitors Chemistry; Metallurgy 13 Expired
US4876045A Process for the preparation of methylene derivatives of androsta-1,4-diene-3,17-dione Chemistry; Metallurgy 12 Expired
US5719135A Substituted 3-arylidene-7-azaoxindole compounds and process for their preparation Human Necessities 12 Expired
USD616019S1 Platen press General 10 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.