Inventor · Wako, JP

Koichi Kono

48Patents
17h-index
36Co-inventors
81Inventor score

Filing activity: Apr 29, 1985 → Aug 3, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US4849311A Immobilized electrolyte membrane Emerging Cross-Sectional Technologies 89 Expired
US5051183A Microporous polyolefin membrane and method of producing same Emerging Cross-Sectional Technologies 74 Expired
US5922492A Microporous polyolefin battery separator Emerging Cross-Sectional Technologies 54 Expired
US6245272A Polyolefin microporous film and method for preparing the same Emerging Cross-Sectional Technologies 45 Expired
US4588633A Polyethylene microporous membrane of ultra high molecular weight Emerging Cross-Sectional Technologies 42 Expired
US6566012B1 Polyolefin microporous film and method for preparing the same Emerging Cross-Sectional Technologies 40 Expired
US4873034A Process for producing microporous ultra-high-molecular-weight polyolefin membrane Emerging Cross-Sectional Technologies 38 Expired
US4734196A Process for producing micro-porous membrane of ultra-high-molecular-weight alpha-olefin polymer, micro-porous membranes and process for producing film of ultra-high-molecular-weight alpha-olefin polymer Chemistry; Metallurgy 36 Expired
US6153133A Method of producing highly permeable microporous polyolefin membrane Performing Operations; Transporting 33 Expired
US6235432A Thin non-protonic electrolytic film, immobilized liquid-film conductor, and polymer cell Emerging Cross-Sectional Technologies 30 Expired
US5830554A Method of producing of microporous polyolefin membrane Emerging Cross-Sectional Technologies 28 Expired
US5786396A Method of producing microporous polyolefin membrane Emerging Cross-Sectional Technologies 27 Expired
US6666969B1 Microporous polyolefin film and process for producing the same Emerging Cross-Sectional Technologies 26 Expired
US4620955A Polyethylene microporous membrane and a process for the production of the same Emerging Cross-Sectional Technologies 26 Expired
US5853633A Method of producing microporous thermoplastic resin membrane Emerging Cross-Sectional Technologies 25 Expired
US4600633A Polyethylene superthin film and a process for the production of the same Emerging Cross-Sectional Technologies 21 Expired
US6824865B1 Microporous polyolefin film and process for producing the same Emerging Cross-Sectional Technologies 17 Expired
US7479243B2 Microporous polyolefin membrane, and method of producing the same Emerging Cross-Sectional Technologies 8 Expired
US5741848A Method of manufacturing polyolefin solutions Chemistry; Metallurgy 7 Expired
US7815825B2 Microporous polyolefin membrane, and method of producing the same Emerging Cross-Sectional Technologies 6 Active
US7781094B2 Microporous composite membrane and its production method and use Emerging Cross-Sectional Technologies 5 Active
US7807287B2 Multi-layer, microporous membrane, battery separator and battery Emerging Cross-Sectional Technologies 4 Active
US8338020B2 Multi-layer microporous film Emerging Cross-Sectional Technologies 4 Active
US8008417B2 Polymeric material and its manufacture and use Emerging Cross-Sectional Technologies 4 Active
US7700182B2 Microporous polyolefin membrane, its production method, and battery separator Emerging Cross-Sectional Technologies 3 Expired

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