P

Inventor

DOI TORU

JP28 patents
⚠️ This page may combine multiple inventors who share the name “DOI TORU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TOSOH CORP

20 patents
US5684122ANov 4, 1997

Composite material and process for production thereof

TOSOH CORP24 citations92
US5548031AAug 20, 1996

Copolymer production process

TOSOH CORP30 citations92
US5541259AJul 30, 1996

Resin composition

TOSOH CORP20 citations92
US5208307AMay 4, 1993

Optical material

TOSOH CORP22 citations92
US7160587B2Jan 9, 2007

Plastic substrate for display and display element

TOSOH CORP16 citations84
US5580928ADec 3, 1996

Resin composition

TOSOH CORP10 citations74
US5424380AJun 13, 1995

Resin composition

TOSOH CORP12 citations74
US5736241AApr 7, 1998

Laminate

TOSOH CORP3 citations63
US5536798AJul 16, 1996

Optical material

TOSOH CORP3 citations63
US5512634AApr 30, 1996

Resin composition

TOSOH CORP3 citations63
US5104428AApr 14, 1992

Separation membrane

TOSOH CORP2 citations62
US5306794AApr 26, 1994

Method of producing copolymer

TOSOH CORP4 citations60
US12528894B2Jan 20, 2026

Fluororesin, fluororesin particles, and methods for producing these

TOSOH CORP0 citations58
US12325769B2Jun 10, 2025

Fluororesin, fluororesin particles, and methods for producing these

TOSOH CORP0 citations58
US11807702B2Nov 7, 2023

Fluororesin, fluororesin particles, and methods for producing these

TOSOH CORP0 citations58
US6506840B2Jan 14, 2003

Process for producing thermoplastic resin composition

TOSOH CORP5 citations58
US6111018AAug 29, 2000

Resin composition

TOSOH CORP1 citations52
US5238972AAug 24, 1993

Heat-resistant foamed plastic

TOSOH CORP1 citations52
US7759451B2Jul 20, 2010

Fumaric diester copolymer

TOSOH CORP0 citations48
US12398223B2Aug 26, 2025

Method for producing fluororesin particles

TOSOH CORP0 citations47

SNOW BRAND MILK PRODUCTS CO LTD

5 patents

DOI TORU

2 patents

UNIV KENT STATE OHIO

1 patent