Inventor
KAWAKAMI HAJIME
JP43 patents
⚠️ This page may combine multiple inventors who share the name “KAWAKAMI HAJIME”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO CHEMICAL CO
10 patentsUS4316028AFeb 16, 1982
Process for producing eburnane derivatives
SUMITOMO CHEMICAL CO6 citations74
US4292432ASep 29, 1981
Novel aldol derivatives and production thereof
SUMITOMO CHEMICAL CO6 citations73
US4400393AAug 23, 1983
Novel bicyclooctane compounds
SUMITOMO CHEMICAL CO6 citations72
US4459410AJul 10, 1984
Diphenylalkanoether derivatives
SUMITOMO CHEMICAL CO3 citations63
US4388469AJun 14, 1983
Diphenylalkanoether and diphenylalkanone oximeether derivatives
SUMITOMO CHEMICAL CO1 citations63
US4382936AMay 10, 1983
Cerebral vasodilator eburnane derivatives
SUMITOMO CHEMICAL CO4 citations63
US4366157ADec 28, 1982
Novel polycyclic indole derivatives
SUMITOMO CHEMICAL CO5 citations63
US4493846AJan 15, 1985
Bicyclooctane derivatives
SUMITOMO CHEMICAL CO3 citations61
US4482573ANov 13, 1984
Diphenylalkanoether and diphenylalkanone oximeether derivatives
SUMITOMO CHEMICAL CO0 citations52
US4426394AJan 17, 1984
Diphenylalkanoether and diphenylalkanone oximeether derivatives
SUMITOMO CHEMICAL CO0 citations52
SUMITOMO PHARMA
7 patentsUS6329381B1Dec 11, 2001
Heterocyclic compounds
SUMITOMO PHARMA318 citations98
US6951866B2Oct 4, 2005
Bicyclic pyrimidine compounds and therapeutic use thereof
SUMITOMO PHARMA61 citations95
US6458798B1Oct 1, 2002
Bicyclic pyrimidine compounds and therapeutic use thereof
SUMITOMO PHARMA76 citations95
US5948786ASep 7, 1999
Piperidinylpyrimidine derivatives
SUMITOMO PHARMA63 citations92
US5225422AJul 6, 1993
Pyridine compounds which are useful as leukotriene b4 antagonist
SUMITOMO PHARMA12 citations74
US6919361B2Jul 19, 2005
Five-membered-ring compound
SUMITOMO PHARMA7 citations72
US6692926B1Feb 17, 2004
Recombinant human SM-11044-binding receptor proteins exhibiting ligand-binding activities, and their use
SUMITOMO PHARMA0 citations47
KONICA MINOLTA INC
5 patentsUS11850860B2Dec 26, 2023
Cleaning device and image forming apparatus
KONICA MINOLTA INC0 citations62
US11167570B2Nov 9, 2021
Image forming apparatus and image forming method
KONICA MINOLTA INC0 citations59
US12472745B2Nov 18, 2025
Image forming apparatus and image forming method
KONICA MINOLTA INC0 citations52
US10082756B2Sep 25, 2018
Image forming apparatus and image forming system
KONICA MINOLTA INC0 citations52
US11155095B2Oct 26, 2021
Inkjet recording apparatus and cleaning method of intermediate transfer body
KONICA MINOLTA INC0 citations44
YOSHIZAKI SATOSHI
3 patentsKK MATSUI SEISAKUSHO
3 patentsUS9522787B2Dec 20, 2016
Apparatus for supplying granular material, and apparatus for blending and supplying granular material equipped therewith
KK MATSUI SEISAKUSHO2 citations60
US11049353B2Jun 29, 2021
Supplying apparatus of granular material and supplying method of granular material
KK MATSUI SEISAKUSHO0 citations48
US10935144B2Mar 2, 2021
Supplying apparatus of granular material
KK MATSUI SEISAKUSHO0 citations48
OKAZAKI SHUNTARO
3 patentsDAINIPPON SUMITOMO PHARMA CO
2 patentsKAWAKAMI SANGYO KK
2 patentsKAWAKAMI SANGYO CO LTD
2 patentsUS7488169B2Feb 10, 2009
Three-dimensional structure and method and apparatus for manufacture thereof
KAWAKAMI SANGYO CO LTD10 citations76
US7481958B2Jan 27, 2009
Process and apparatus for forming a plastic sheet having recessed and protruded parts and double wall sheet having the plastic sheet
KAWAKAMI SANGYO CO LTD6 citations57