Tetsuo Iwama
9Patents
1h-index
19Co-inventors
48Inventor score
Filing activity: Mar 1, 1994 → Dec 13, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7326795B2 | Process and intermediates for the preparation of (1R,2S,5S)-3-azabicyclo[3,1,0]hexane-2-carboxamide, N-[3-amino-1-(cyclobutylmethyl)-2,3-dioxopropyl]-3-[(2S)-2-[[[1,1-dimethylethyl]amino]carbonylamino]-3,3-dimethyl-1-oxobutyl]-6,6-dimethyl | Chemistry; Metallurgy | 12 | Active |
| US5476955A | Process for the preparation of a quinone derivative | Chemistry; Metallurgy | 1 | Expired |
| US5677471A | Process for the preparation of quinone derivative | Chemistry; Metallurgy | 1 | Expired |
| US8222427B2 | Bisulfite purification of an alpha-keto amide | Human Necessities | 0 | Active |
| US9879009B2 | Pyrazole derivative manufacturing method | Chemistry; Metallurgy | 0 | Active |
| US10174025B2 | Pyrazole derivative manufacturing method | Chemistry; Metallurgy | 0 | Active |
| US5686635A | Tetrahydro-alkenyl-methanonaphthalene-5,8-dione derivatives | Chemistry; Metallurgy | 0 | Expired |
| US8163937B2 | Process for preparing (1R,2S,5S)-N-[(1S)-3-amino-1-(cyclobutylmethyl)-2,3-dioxopropyl]-3-[(2S)-2-[[[(1,1-dimethylethyl)amino]-carbonyl]amino]-3,3-dimethyl-1-oxobutyl]-6,6-dimethyl-3-azabicyclo[3.1.0]hexane-2-carboxamide | Human Necessities | 0 | Active |
| US9902723B2 | Pyrazole derivative manufacturing method | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.