Inventor
HASEGAWA HIROHIKO
JP16 patents
⚠️ This page may combine multiple inventors who share the name “HASEGAWA HIROHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO CHEMICAL CO
9 patentsUS10177361B2Jan 8, 2019
Coating fluid, laminated porous film, and non-aqueous electrolyte secondary battery
SUMITOMO CHEMICAL CO3 citations71
US9882191B2Jan 30, 2018
Laminated porous film and non-aqueous electrolyte secondary battery
SUMITOMO CHEMICAL CO1 citations59
US10217982B2Feb 26, 2019
Method for producing laminated porous film
SUMITOMO CHEMICAL CO0 citations51
US9741990B2Aug 22, 2017
Nonaqueous electrolyte secondary battery laminated separator
SUMITOMO CHEMICAL CO1 citations51
US10418608B2Sep 17, 2019
Laminated porous film and non-aqueous electrolyte secondary battery
SUMITOMO CHEMICAL CO0 citations48
US10153468B2Dec 11, 2018
Laminated porous film, non-aqueous electrolyte secondary battery separator, and non-aqueous electrolyte secondary battery
SUMITOMO CHEMICAL CO0 citations41
US10062890B2Aug 28, 2018
Laminated porous film, non-aqueous electrolyte secondary battery separator, and non-aqueous electrolyte secondary battery
SUMITOMO CHEMICAL CO0 citations41
US10147923B2Dec 4, 2018
Laminated porous film, method for producing same, non-aqueous electrolyte secondary battery separator, laminated electrode sheet, and non-aqueous electrolyte secondary battery
SUMITOMO CHEMICAL CO0 citations40
US9941499B2Apr 10, 2018
Nonaqueous electrolyte secondary battery separator, nonaqueous electrolyte secondary battery laminated separator, nonaqueous electrolyte secondary battery member, and nonaqueous electrolyte secondary battery
SUMITOMO CHEMICAL CO0 citations40
HASEGAWA HIROHIKO
3 patentsUS9705120B2Jul 11, 2017
Laminated porous film and non-aqueous electrolyte secondary battery
HASEGAWA HIROHIKO1 citations57
US9673434B2Jun 6, 2017
Method for producing laminated porous film
HASEGAWA HIROHIKO1 citations49
US9259900B2Feb 16, 2016
Porous film, battery separator, and battery
HASEGAWA HIROHIKO0 citations48