Inventor
SARUWATARI MASUMI
JP12 patents
⚠️ This page may combine multiple inventors who share the name “SARUWATARI MASUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUI TOATSU CHEMICALS
9 patentsUS5260407ANov 9, 1993
Polyimide film and preparation process of the film
MITSUI TOATSU CHEMICALS34 citations90
US5374708ADec 20, 1994
Formed polyimide article
MITSUI TOATSU CHEMICALS13 citations74
US5206339AApr 27, 1993
Extrusion process of polyimide and polyimide pellet used for the process
MITSUI TOATSU CHEMICALS8 citations72
US5037587AAug 6, 1991
Preparation process of polyimide film
MITSUI TOATSU CHEMICALS12 citations71
US5237044AAug 17, 1993
Polyimide sheet and preparation process of the sheet
MITSUI TOATSU CHEMICALS5 citations62
US5233011AAug 3, 1993
Process for preparing insulated wire
MITSUI TOATSU CHEMICALS4 citations62
US5069848ADec 3, 1991
Extrusion process of polyimide and polyimide pellet used for the process
MITSUI TOATSU CHEMICALS3 citations61
US5242648ASep 7, 1993
Method for preparing biaxially stretched polyether ether ketone film
MITSUI TOATSU CHEMICALS2 citations60
US5112557AMay 12, 1992
Process for preparing a polyimide molded form
MITSUI TOATSU CHEMICALS1 citations49
MITSUI CHEMICALS INC
3 patentsUS5766748AJun 16, 1998
Stretched film of lactic acid-based polymer
MITSUI CHEMICALS INC58 citations95
US10633483B2Apr 28, 2020
Foaming thermoplastic polyurethane resin, producing method thereof, and molded article
MITSUI CHEMICALS INC1 citations61
US7851068B2Dec 14, 2010
Optical compensation film and display element using the same
MITSUI CHEMICALS INC1 citations50