Inventor

Walter Losel

Inventor

Gau-Algesheim, DE

Overview

1976–2002

Patent span

Chemistry

Primary field (CPC C)

Patents· 38 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C07Dprimary

C07DHeterocyclic compounds32%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations27%

A61KPreparations for medical, dental or toiletry purposes13%

C07KPeptides6%

C07JSteroids5%

H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems5%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%

B65CLabelling or tagging machines, apparatus, or processes1%

H02HEmergency protective circuit arrangements1%

H02JElectric power networks1%

PatentTitleYear

6,465,483'Annelated dihydropyridines and the use thereof for preparing pharmaceutical preparations'2002 6,180,645'Annelated dihydropyridines and the use thereof for preparing pharmaceutical preparations'2001 6,136,819'Annelated dihydropyridines and the use thereof for preparing pharmaceutical preparations'2000 6,034,094'Pharmaceutically useful 3,4-dihydroisoquinoline'2000 5,968,948'Annelated dihydropyridines and the use thereof for preparing pharmaceutical preparations'1999 5,925,650'Annelated dihydropyridines and the use thereof for preparing pharmaceutical preparations'1999 5,861,412'Dihydro-isoquinoline compounds and their use as pharmaceuticals'1999 5,837,712'Annelated dihydropyridines and the use thereof for preparing pharmaceutical preparations'1998 5,783,576'Benzoyl guanidine derivatives, the preparation thereof and their use in pharmaceutical compositions'1998 5,688,793'Pyridazino›4\',5\':3,4!pyrrolo-›2,1-a!-isoquinolines and the use thereof for preparing pharmaceutical preparations'1997 5,686,462'Anti-inflammatory method'1997 5,677,304'9-amino-pyridazino›4\'5\':3,4!pyrrolo-›2,1-a!isoquinolines and the use thereof for the production of pharmaceutical preparations'1997 5,674,878'Anellated dihydropyridines and the use thereof for the production of pharmaceutical preparations'1997 5,665,729'Cerebroprojection method'1997 5,661,157'Annelated dihydropyridines and the use thereof for preparing pharmaceutical preparations'1997 5,643,919'Anellated dihydropyridines and the use thereof for the production of pharmaceutical preparation'1997 5,627,491'Plural stage circuit with automatic adaptation to first and second voltage ranges of a common voltage source'1997 5,136,175'Current supply circuit arrangement'1992 5,087,871'Power supply with inrush current limiter'1992 5,008,273'Amino acid derivatives and their pharmaceutical use'1991 4,826,855'Thieno pyridines and their use as anti-hypertensive agents'1989 4,816,821'Clocked direct voltage converter'1989 4,766,129'Pyrrolo[2,3-C]pyridines and their use as anti-hypertensive agents'1988 4,766,217'Preparation of 5,6-dihydro-pyrrolo[2,1-a]isoquinolines'1988 4,730,125'Arrangement for synchronizing the pulse-width-modulated clock signals of several clocked direct voltage converters'1988 4,694,388'Synchronizer for commonly clocked converters'1987 4,694,085'5,6-dihydro-pyrrolo[2,1-a]isoquinolines and the preparation thereof'1987 4,683,238'2,3,4,9-tetrahydro beta carboline derivatives, useful as antihypertensive agents'1987 4,642,746'Circuit arrangement for feeding the regulation and control device of a regulated direct voltage converter'1987 4,555,511'Thieno [3,2,C]pyridines useful as antihypertensives'1985 4,452,789'1-Furyl-3,4-dihydro-isoquinolines'1984 4,322,418'Substituted 1-(.alpha.-aminocarbonyl-benzyl)-3,4-dihydro-isoquinolines, compositions and use'1982 4,031,212'3.beta.-(4-Oxo-.a lpha.-L-rhamnosyl)-.beta.-hydroxy-bufa-4,20,22-trienolide'1977 4,021,547'3.beta.-(.alpha.-L-althromethylosyl)-14.beta.-hydroxy-bufa-4,20,22-trieno lide and acylated derivatives thereof'1977 4,003,998'.alpha.-Acyl derivatives of digitoxin'1977 3,987,031'Acyl derivatives of proscillaridin A'1976 3,981,992'Derivatives of 3.beta.-(4\'-oxo-.alpha.-L-rhamnosyl)-14.beta.-hydroxy-bufa-4,20,22-trien olide'1976 3,932,626'Pharmaceutical compositions containing a carboxylic acyl derivative of digoxin and method of use'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–2002Patents assigned to BOEHRINGER SOHN INGELHEIM (12)· patent assignee history

1976–1977Based in Ingelheim am Rhein, DE· patent location history

1982–2002Based in Gau-Algesheim, DE· patent location history

1984–2000Patents assigned to BOEHRINGER INGELHEIM KG (18)· patent assignee history

1987–1997Patents assigned to PHILIPS CORP (7)· patent assignee history

1987–1997Based in Furth, DE· patent location history

1987Based in Furth-Vach, DE· patent location history

1999Patents assigned to BOERHINGER INGELHEIM GMBH (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BOEHRINGER INGELHEIM KG	18	1984–2000
BOEHRINGER SOHN INGELHEIM	12	1976–2002
PHILIPS CORP	7	1987–1997
BOERHINGER INGELHEIM GMBH	1	1999

Locations

Location	Patents	Span
Gau-Algesheim, DE	25	1982–2002
Furth, DE	6	1987–1997
Ingelheim am Rhein, DE	6	1976–1977
Furth-Vach, DE	1	1987