John O. Gardner
8Patents
3h-index
12Co-inventors
54Inventor score
Filing activity: Aug 15, 1975 → May 31, 1995
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4667038A | Tetrahydroisoquinoline derivatives | Chemistry; Metallurgy | 8 | Expired |
| US4613606A | Tetrahydroisoquinoline derivatives | Chemistry; Metallurgy | 7 | Expired |
| US5763458A | 1-phenylalkanone 5-HT.sub.4 receptor ligands | Chemistry; Metallurgy | 4 | Expired |
| US5274108A | Process for preparing 1,3-dioxolane derivatives | Chemistry; Metallurgy | 2 | Expired |
| US4681889A | Method for treating cardiovascular disease with calcium channel antagonists | Chemistry; Metallurgy | 2 | Expired |
| US5231181A | Process for the preparation of (8As,12AS,13AS)-decahydroisoquino ((2,1-G) (1,6)-naphthyridin-8-one derivatives | Chemistry; Metallurgy | 1 | Expired |
| US5208331A | Process for preparing 1,3-dioxolane derivatives | Chemistry; Metallurgy | 1 | Expired |
| US4033978A | Thiacycl[2.2.2]azine carboxylic acids | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.