Patent assignee · US · COMPANY

SINTOKOGIO, LTD.

535Patents
387Active
535Granted
57Portfolio score

Filing activity: Apr 26, 1974 → May 30, 2024 · 96 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
USD817348S1 Display screen with graphical user interface General 63 Active
US8113745B2 Pressure tank, an device for feeding powder to a conveying pipe, and its feeding method, and method for determining feeding intervals of powder to the conveying pipe Performing Operations; Transporting 58 Active
US4531705A Composite and durable forming model with permeability Chemistry; Metallurgy 52 Expired
US3955266A Vacuum sealed molding process for producing molds having a deep concave portion or a convex portion Emerging Cross-Sectional Technologies 41 Expired
USD768216S1 Casting machine General 30 Active
USD817347S1 Display screen with graphical user interface General 27 Active
US4002722A Process and apparatus for wet treatment of vent gas Performing Operations; Transporting 24 Expired
USD768741S1 Casting machine General 24 Active
US4038722A Method for processing euphausia superba Human Necessities 19 Expired
US7694540B2 Device and method for damping vibration of rotating shaft system Mechanical Engineering; Lighting; Heating 18 Expired
US5800790A Filter for treatment of carbon-based particles in exhaust gas and a device for said treatment using said filter Emerging Cross-Sectional Technologies 17 Expired
USD769339S1 Casting machine General 16 Active
USD749156S1 Shot blast apparatus General 15 Active
US5603808A Mold for forming pulp moldings Performing Operations; Transporting 14 Expired
US5863568A Method and apparatus for thermoforming thermoplastic sheets Emerging Cross-Sectional Technologies 13 Expired
US6632771B1 Silica gel carrying titanium oxide photocatalyst Emerging Cross-Sectional Technologies 13 Expired
US5746870A Device for simultaneously carrying out vacuum forming, wrapping, and trimming Emerging Cross-Sectional Technologies 13 Expired
US8327912B2 Automatic pouring method and device Performing Operations; Transporting 13 Active
USD885519S1 Filter General 12 Active
US6390178B1 Method and system for a green-sand molding Performing Operations; Transporting 12 Expired
US6063332A Heat resisting metal fiber sintered body Emerging Cross-Sectional Technologies 12 Expired
US5113680A Apparatus for detecting intensity and/or density of shot blasting Physics 12 Expired
US6694789B2 Method and apparatus for controlling shot-peening device Emerging Cross-Sectional Technologies 12 Expired
US5682941A Device for producing molds Performing Operations; Transporting 11 Expired
US4931242A Method of forming shaped-body to be sintered Performing Operations; Transporting 11 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.