Patent assignee · JP · COMPANY

TORAY INDUSTRIES, INC.

3,475Patents
1,920Active
3,475Granted
57Portfolio score

Filing activity: Jun 16, 1972 → May 14, 2024 · 386 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US4785558A Shoe upper of interknitted outer and inner knit layers Textiles; Paper 334 Expired
US5330429A Catheter with a balloon reinforced with composite yarn Human Necessities 225 Expired
US5679456A Fiber reinforced thermoplastic resin structure, process for production of same, and extruder for production of same Emerging Cross-Sectional Technologies 147 Expired
US5143763A Oxygen scavenger Emerging Cross-Sectional Technologies 139 Expired
US4874659A Electret fiber sheet and method of producing same Emerging Cross-Sectional Technologies 137 Expired
US4987030A High-tenacity conjugated fiber and process for preparation thereof Emerging Cross-Sectional Technologies 128 Expired
US7744594B2 Catheter for treating of arrhythmia Human Necessities 126 Active
US5824410A Fiber reinforced thermoplastic resin structure, process for production of same, and extruder for production of same Emerging Cross-Sectional Technologies 126 Expired
US5166345A Photochromic compound Physics 125 Expired
US3966686A Aromatic polyamide-type films Emerging Cross-Sectional Technologies 125 Expired
US4211823A Tintable coatings and articles having such coatings Emerging Cross-Sectional Technologies 125 Expired
US4347198A Producing soft contact lenses Emerging Cross-Sectional Technologies 120 Expired
US4112187A Magnetic recording medium supported on aromatic polyamide Emerging Cross-Sectional Technologies 119 Expired
US5201706A Catheter with a balloon reinforced with composite yarn Human Necessities 117 Expired
US6630315B1 Process for preparing major histocompatibility antigen class II protein and materials in which the same is bound Chemistry; Metallurgy 113 Expired
US4904525A Anti-reflection optical article and process of producing the same Emerging Cross-Sectional Technologies 110 Expired
US4632968A Contact lens and process for preparation thereof Physics 110 Expired
US5057710A Electret materials and the method for preparing the electret materials Emerging Cross-Sectional Technologies 109 Expired
US4705627A Absorption apparatus including rotary valve Emerging Cross-Sectional Technologies 101 Expired
US4983814A Fibrous heating element Electricity 100 Expired
US5709853A Method of treatment of atopic disease Human Necessities 99 Expired
US3940637A Polymeric piezoelectric key actuated device Emerging Cross-Sectional Technologies 97 Expired
US4496619A Fabric composed of bundles of superfine filaments Emerging Cross-Sectional Technologies 93 Expired
US5100713A Reinforcing woven fabric and preformed material, fiber reinforced composite material and beam using it Emerging Cross-Sectional Technologies 93 Expired
US4209481A Process for producing an anisotropically electroconductive sheet Emerging Cross-Sectional Technologies 93 Expired

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