Inventor · disambiguated record
Ryuji Tsuzuki
Also filed as: TSUZUKI RYUJI
13 granted patents·5 pending applications·52 citations·filing 1986–2025
89Inventor score
Top patents by PatentIndex Score
18 records- 0170US4803211AThiadizazole compounds as antagonists of SRS-AYAMANOUCHI PHARMA CO LTD·Filed 1986·Granted Feb 7, 1989·8 cites·7 claims
- 0269US5420126A3,4-dihydro-2H-1,4-benzoxazine derivatives and pharmaceutical compositions containing the sameYAMANOUCHI PHARMA CO LTD·Filed 1992·Granted May 30, 1995·11 cites·9 claims
- 0366US2025019937A1Assistance device, work machine, and recording mediumSUMITOMO HEAVY INDUSTRIES·Filed 2024·Application pending·0 cites
- 0466US2025215668A1Work machine, remote operation assisting device, and assisting systemSUMITOMO HEAVY INDUSTRIES·Filed 2024·Application pending·0 cites
- 0565US2025003197A1Supporting device, work machine, and programSUMITOMO HEAVY INDUSTRIES·Filed 2024·Application pending·0 cites
- 0664US2025283308A1Working machine, information processing device, and programSUMITOMO HEAVY INDUSTRIES·Filed 2025·Application pending·0 cites
- 0761US6083955AArylethenesulfonamide derivatives and drug composition containing the sameYAMANOUCHI PHARMA CO LTD·Filed 1996·Granted Jul 4, 2000·22 cites·8 claims
- 0860US4933348AHeterocyclic compoundsMASE TOSHIYASU·Filed 1988·Granted Jun 12, 1990·5 cites·6 claims
- 0957US2025179762A1Assistance device, work machine, and assistance systemSUMITOMO HEAVY INDUSTRIES·Filed 2025·Application pending·0 cites
- 1049US5278158AOxazinobenzazole compoundsYAMANOUCHI PHARMA CO LTD·Filed 1992·Granted Jan 11, 1994·3 cites·4 claims
- 1145US4876261ASubstituted tetrahydroisoquinoline compounds and composition containing themTANAKA AKIHIRO·Filed 1988·Granted Oct 24, 1989·1 cites·8 claims
- 1242US5077406AProduction of 2-amino-7-(6-fluoro-3,4-hydroxyphenyl)-4,5,6,7-tetrahydrothiazolo[4,5-c]pyridine dihydrobromideYAMANOUCHI PHARMA CO LTD·Filed 1990·Granted Dec 31, 1991·1 cites·1 claims
- 1340US5378849ASubstituted tetrahydroisoquinoline compounds, and process for producing them, and composition containing themYAMANOUCHI PHARMA CO LTD·Filed 1992·Granted Jan 3, 1995·1 cites·5 claims
- 1435US5079256ASubstituted tetrahydroisoquinoline compounds and method containing themYAMANOUCHI PHARMA CO LTD·Filed 1989·Granted Jan 7, 1992·0 cites·4 claims
- 1535US4966904ASubstituted tetrahydroisoquinoline compounds, and process for producing them, and composition containing themYAMANOUCHI PHARMA CO LTD·Filed 1989·Granted Oct 30, 1990·0 cites·10 claims
- 1634US5204468ASubstituted 4,5,6,7-tetrahydrothiens[2,3-C]pyridine compoundsYAMANOUCHI PHARMA CO LTD·Filed 1991·Granted Apr 20, 1993·0 cites·1 claims
- 1733US5623074ASubstituted tetrahydroisoquinoline compounds, and process for producing them, and composition containing themYAMANOUCHI PHARMA CO LTD·Filed 1994·Granted Apr 22, 1997·0 cites·4 claims
- 1829US5180730AHeterocyclic compoundsYAMANOUCHI PHARMA CO LTD·Filed 1991·Granted Jan 19, 1993·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →