Inventor
KATSUMATA TSUTOMU
JP27 patents
⚠️ This page may combine multiple inventors who share the name “KATSUMATA TSUTOMU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ASAHI CHEMICAL IND
9 patentsUS5242511ASep 7, 1993
Copper alloy compositions
ASAHI CHEMICAL IND57 citations95
US5198154AMar 30, 1993
High temperature baking paste
ASAHI CHEMICAL IND81 citations95
US6083428AJul 4, 2000
Flame-retardant resin composition
ASAHI CHEMICAL IND50 citations91
US4443556AApr 17, 1984
Catalyst composition
ASAHI CHEMICAL IND26 citations81
US4599145AJul 8, 1986
Recovery process for producing purified methacrylonitrile
ASAHI CHEMICAL IND13 citations73
US4456563AJun 26, 1984
Process for producing malononitrile
ASAHI CHEMICAL IND7 citations73
US4517389AMay 14, 1985
Process for methylating the ortho position of a phenol
ASAHI CHEMICAL IND18 citations72
US4228098AOct 14, 1980
Process for the preparation of acrylonitrile
ASAHI CHEMICAL IND15 citations72
US6153749ANov 28, 2000
Process for the preparation of acylated hexaazaisowurtzitane derivatives
ASAHI CHEMICAL IND5 citations60
TOSHIBA KK
8 patentsUS10663877B2May 26, 2020
Image forming apparatus, toner cartridge set, toner image, and image forming method
TOSHIBA KK1 citations73
US9921504B2Mar 20, 2018
Toner having low temperature fixing and high durability characteristics
TOSHIBA KK2 citations73
US9785073B2Oct 10, 2017
Toner
TOSHIBA KK2 citations71
US11022907B2Jun 1, 2021
Image forming apparatus, toner cartridge set, toner image, and image forming method
TOSHIBA KK0 citations62
US10591829B2Mar 17, 2020
Toner having low temperature fixing and high durability characteristics
TOSHIBA KK1 citations62
US10620559B2Apr 14, 2020
Image forming apparatus, toner cartridge set, toner image, and image forming method
TOSHIBA KK0 citations52
US10078284B2Sep 18, 2018
Toner
TOSHIBA KK1 citations50
US10197932B2Feb 5, 2019
Toner
TOSHIBA KK0 citations39
SIMOTEC INC
4 patentsUS7639481B2Dec 29, 2009
Hinge device of plane display
SIMOTEC INC6 citations61
US7789364B2Sep 7, 2010
Opening device for display monitor of projector system
SIMOTEC INC1 citations51
US7758006B2Jul 20, 2010
Swivel device for monitor
SIMOTEC INC0 citations41
US7963648B2Jun 21, 2011
Original cover closer
SIMOTEC INC0 citations30