Inventor
ONO KEIICHI
57 patents
⚠️ This page may combine multiple inventors who share the name “ONO KEIICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO CHEMICAL CO
20 patentsUS4233307ANov 11, 1980
Spiro-4'-piperidine compounds and their pharmaceutical compositions
SUMITOMO CHEMICAL CO54 citations92
US4316028AFeb 16, 1982
Process for producing eburnane derivatives
SUMITOMO CHEMICAL CO6 citations74
US4235914ANov 25, 1980
Psychotropic γ-(heterocyclic substituted) butyrophenones
SUMITOMO CHEMICAL CO13 citations74
US4292432ASep 29, 1981
Novel aldol derivatives and production thereof
SUMITOMO CHEMICAL CO6 citations73
US3979390ASep 7, 1976
Butyrophenone derivatives and production thereof
SUMITOMO CHEMICAL CO14 citations73
US4400393AAug 23, 1983
Novel bicyclooctane compounds
SUMITOMO CHEMICAL CO6 citations72
US4075346AFeb 21, 1978
CNS depressant γ-(secondary amino)-ortho-nitro-butyrophenones
SUMITOMO CHEMICAL CO16 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
US4303663ADec 1, 1981
Butyrophenone compounds
SUMITOMO CHEMICAL CO2 citations63
US4680307AJul 14, 1987
Carbacyclin analogs
SUMITOMO CHEMICAL CO3 citations62
US4012515AMar 15, 1977
Aryl ketones and production thereof
SUMITOMO CHEMICAL CO2 citations62
US4009173AFeb 22, 1977
Butyrophenone derivatives
SUMITOMO CHEMICAL CO4 citations62
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
US4065565ADec 27, 1977
Acylhydrazones and anti-psychotic compositions thereof
SUMITOMO CHEMICAL CO1 citations52
US4039670AAug 2, 1977
Butyrophenone compounds as psychotropics
SUMITOMO CHEMICAL CO1 citations52
SUMITOMO PHARMA
8 patentsUS5342940AAug 30, 1994
Polyethylene glycol derivatives, process for preparing the same
SUMITOMO PHARMA108 citations95
US5214131AMay 25, 1993
Polyethylene glycol derivatives, modified peptides and production thereof
SUMITOMO PHARMA75 citations95
US5183660AFeb 2, 1993
Polyethylene glycol derivatives, their modified peptides, methods for producing them and use of the modified peptides
SUMITOMO PHARMA98 citations94
US5093531AMar 3, 1992
Polyethylene glycol substituted phenyl glyoxals
SUMITOMO PHARMA33 citations92
US5051444ASep 24, 1991
Pyrrolidine derivatives as anti-amnesia agents
SUMITOMO PHARMA15 citations79
US4880827ANov 14, 1989
Pyrrolidine derivatives having inhibitory action for proline specific endopepidase
SUMITOMO PHARMA9 citations71
US4774319ASep 27, 1988
Synthesis of a derivative of GRF and intermediate peptides
SUMITOMO PHARMA9 citations70
US4849434AJul 18, 1989
Novel thiazolidin-4-one derivatives and acid addition salts therof
SUMITOMO PHARMA3 citations62
HITACHI IND EQUIPMENT SYS
5 patentsUS7090709B2Aug 15, 2006
Safety cabinet for antibiohazard
HITACHI IND EQUIPMENT SYS17 citations93
US7022151B2Apr 4, 2006
Safety cabinet for antibiohazard
HITACHI IND EQUIPMENT SYS18 citations93
US7323026B2Jan 29, 2008
Safety cabinet for antibiohazard
HITACHI IND EQUIPMENT SYS9 citations84
US8728187B2May 20, 2014
Safety cabinet
HITACHI IND EQUIPMENT SYS4 citations73
US8382873B2Feb 26, 2013
Safety cabinet
HITACHI IND EQUIPMENT SYS4 citations63
FUJI CORP
5 patentsUS11129319B2Sep 21, 2021
Coordinate data generation device and coordinate data generation method
FUJI CORP4 citations72
US11809695B2Nov 7, 2023
Image display device and image display method
FUJI CORP0 citations62
US12354276B2Jul 8, 2025
Information processing device, mounting device, and information processing method
FUJI CORP0 citations51
US12336105B2Jun 17, 2025
Component mounter
FUJI CORP0 citations51
US12223687B2Feb 11, 2025
Image processing device, component mounting system, and image processing method
FUJI CORP0 citations51
SONY CORP
3 patentsUS5459093AOct 17, 1995
Method for forming dummy pattern in a semiconductor device
SONY CORP120 citations98
US6080623AJun 27, 2000
Method of manufacturing capacitive element with a non-doped semiconductor film to minimize native oxide formation
SONY CORP10 citations74
US5858827AJan 12, 1999
Method of manufacturing MOS transistor device with improved threshold value control and reduced reverse short channel effect
SONY CORP7 citations74
HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD
3 patentsUS10843183B2Nov 24, 2020
Isolation device with built-in particle counter
HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD2 citations73
US10525458B2Jan 7, 2020
Clean air device and air cleaning unit inspecting method
HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD3 citations73
US11273438B2Mar 15, 2022
Safety cabinet
HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD0 citations63
ONO KEIICHI
2 patentsHITACHI LTD
2 patentsIWATSU ELECTRIC CO LTD
1 patentSUMITOMO PHARMACEUTICAL COMPAN
1 patentShowing the top 50 of 57 patents by PatentIndex Score.