Inventor · disambiguated record
Leander Tenud
Also filed as: TENUD LEANDER
26 granted patents·90 citations·filing 1974–1991
95Inventor score
Files withLONZA AG26
Top patents by PatentIndex Score
26 records- 0171US4997957AProcess for the production of thiotetronic acidLONZA AG·Filed 1987·Granted Mar 5, 1991·7 cites·5 claims
- 0271US4503234AProduction of 2-(2-aminothiazole-4-yl)-2-(syn)-methoxyimino acetic estersLONZA AG·Filed 1981·Granted Mar 5, 1985·9 cites·5 claims
- 0367US5162540AProcess for the production of (+) biotinLONZA AG·Filed 1991·Granted Nov 10, 1992·9 cites·2 claims
- 0461US5117003AProcess for the production of (+) biotinLONZA AG·Filed 1989·Granted May 26, 1992·4 cites·1 claims
- 0560US4880940A4-alkoxy-3-pyrrolin-2-on-1-yl acetic acid alkyl estersLONZA AG·Filed 1988·Granted Nov 14, 1989·4 cites·3 claims
- 0660US4391979AProcess for the preparation of (2-amino-thiazol-4yl)-acetic acid hydrochlorideLONZA AG·Filed 1981·Granted Jul 5, 1983·5 cites·10 claims
- 0758US4780545AProduction of 4-alkoxy-3-pyrrolin-2-on-1-yl acetic acid alkyl estersLONZA AG·Filed 1986·Granted Oct 25, 1988·4 cites·9 claims
- 0856US4851540AProcess for the production of biotin precursorsLONZA AG·Filed 1987·Granted Jul 25, 1989·9 cites·17 claims
- 0956US4021480AProcess for the production of carnitineLONZA AG·Filed 1975·Granted May 3, 1977·10 cites·14 claims
- 1052US4414400AProcess for the production of tetronic acidLONZA AG·Filed 1982·Granted Nov 8, 1983·3 cites·13 claims
- 1151US3969406AProcess for the production of carnitineLONZA AG·Filed 1975·Granted Jul 13, 1976·3 cites·9 claims
- 1250US4876350AProcess for the production of (+) biotinLONZA AG·Filed 1987·Granted Oct 24, 1989·7 cites·17 claims
- 1346US4558158AProcess for the production of 4-(trialkylammonium)-acetoacetarylidesLONZA AG·Filed 1983·Granted Dec 10, 1985·2 cites·8 claims
- 1446US4421922AProcess for the production of tetronic acidLONZA AG·Filed 1982·Granted Dec 20, 1983·2 cites·22 claims
- 1545US4018821AProcess for the production of carnitineLONZA AG·Filed 1975·Granted Apr 19, 1977·5 cites·14 claims
- 1643US4732709APreparation of optically-active di-(3-chloro-2-oxy-propyltrimethylammonium)-tartrateLONZA AG·Filed 1986·Granted Mar 22, 1988·1 cites·6 claims
- 1743US4692543AOptically-active di-[3-chloro-2-oxy-propyltrimethylammonium]-tartrateLONZA AG·Filed 1986·Granted Sep 8, 1987·1 cites·4 claims
- 1843US4670192AOptically-active di-[3-chloro-2-oxy-propyltrimethylammonium]-tartrateLONZA AG·Filed 1986·Granted Jun 2, 1987·1 cites·3 claims
- 1943US4443627AProcess for the production of carnitine amideLONZA AG·Filed 1982·Granted Apr 17, 1984·2 cites·8 claims
- 2040US5093503AProcess for the production of thiotetronic acidLONZA AG·Filed 1990·Granted Mar 3, 1992·1 cites·22 claims
- 2140US4552983AProcess for the production of 4-(trialkylammonium)-acetoacetarylidesLONZA AG·Filed 1984·Granted Nov 12, 1985·1 cites·20 claims
- 2235US4873339AChiral biotin precursorsLONZA AG·Filed 1988·Granted Oct 10, 1989·0 cites·3 claims
- 2334US4732999AOptically-active di-[3-chloro-2-oxy-propyltrimethylammonium]-tartrateLONZA AG·Filed 1986·Granted Mar 22, 1988·0 cites·8 claims
- 2432US4545934AProcess for the producton of 4-substituted acetoacetic acid derivativesLONZA AG·Filed 1984·Granted Oct 8, 1985·0 cites·12 claims
- 2532US4190585AProcess for the production of indolyl lactic acidLONZA AG·Filed 1974·Granted Feb 26, 1980·0 cites·14 claims
- 2628US4801750AProcess for the produciton of 2-chloroacetoacetic acid amidesLONZA AG·Filed 1982·Granted Jan 31, 1989·0 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →