Michael Gregson
11Patents
5h-index
15Co-inventors
63Inventor score
Filing activity: Dec 2, 1974 → Sep 22, 1997
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4024134A | Syn isomers of cephalosporins having .alpha.-hydroximino- or .alpha.-acyloxyiminoacylamido groups at position-7 | Chemistry; Metallurgy | 22 | Expired |
| US4267320A | Cephalosporin antibiotics | Human Necessities | 18 | Expired |
| US5925624A | 2,6-Di (substitutedamino) purine ribonucleoside analogues and administration to treat respiratory inflammation | Chemistry; Metallurgy | 6 | Expired |
| US5889178A | 2-6-diaminopurine precursors | Chemistry; Metallurgy | 6 | Expired |
| US4014869A | Cephalosporin derivatives | Chemistry; Metallurgy | 5 | Expired |
| US5252560A | Cyclic imide derivatives, compositions and use | Human Necessities | 4 | Expired |
| US4446317A | Cephalosporin antibiotics | Human Necessities | 3 | Expired |
| US3936443A | Penicillin antibiotics | Chemistry; Metallurgy | 2 | Expired |
| US3991046A | Penicillin antibiotics | Chemistry; Metallurgy | 2 | Expired |
| US4209616A | Syn isomers of cephalosporins having .alpha.-hydroximino- or .alpha.-acyloxyiminoacylamido groups at position-7 | Chemistry; Metallurgy | 0 | Expired |
| US4385054A | 1-Acetoxyethyl-3-(2-chloroethylcarbamoyloxymet hyl)-7-[2-(fur-2-yl)-2-methoxyiminoacetamido]ceph-3-em-4-carboxylate | Human Necessities | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.