Akihiko Yanagi
50Patents
9h-index
60Co-inventors
81Inventor score
Filing activity: Feb 10, 1987 → Mar 28, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5007952A | Herbicidal novel benzothiazolonyl pyrroles | Chemistry; Metallurgy | 52 | Expired |
| US4902335A | Benzo-fused cyclic compounds | Chemistry; Metallurgy | 22 | Expired |
| US5362704A | Herbicidal tetrazolinones | Human Necessities | 20 | Expired |
| US6284710A | Substituting 2-amino-4-alkylamino-1,3,5-triazine as herbicide | Chemistry; Metallurgy | 16 | Expired |
| US5347010A | Tetrzolinone herbicides | Human Necessities | 15 | Expired |
| US5347009A | Herbicidal 1-(3-halo-4-trifluoromethylphenyl) tetrazolinones | Human Necessities | 14 | Expired |
| US5342954A | Herbicidal 1-(3-halo-4-substituted phenyl)tetrazolinones | Human Necessities | 14 | Expired |
| US5344814A | Herbidical 1-(3,4-disubstituted phenyl) tetrazolinones | Human Necessities | 14 | Expired |
| US6969697B2 | Substituted benzoylcyclohexenones | Chemistry; Metallurgy | 10 | Expired |
| US4734427A | Fungicidal phenylsulphonyl imidazoles | Chemistry; Metallurgy | 8 | Expired |
| US4729784A | 1-(1,4-benzoxazin-3-on-6-yl)-dialkylmaleimides and use as herbicides | Chemistry; Metallurgy | 8 | Expired |
| US5530135A | Process for the production of 1-substituted-5(4H)-tetrazolinones | Chemistry; Metallurgy | 7 | Expired |
| US6790810B2 | Tetrazolinone derivatives | Chemistry; Metallurgy | 7 | Expired |
| US5767286A | Process for the preparation of 1-4-disubstituted-5 (4H)-tetrazolinones | Chemistry; Metallurgy | 5 | Expired |
| US5502204A | Process for the preparation of 1-substituted-5(4H)-tetrazolinones | Chemistry; Metallurgy | 5 | Expired |
| US5652198A | Herbicidally active tetrazolinones | Human Necessities | 4 | Expired |
| US4804394A | Benzoxazines and use as herbicides | Chemistry; Metallurgy | 4 | Expired |
| US5541336A | Herbicidal tetrazolinones | Human Necessities | 3 | Expired |
| US5747420A | Tetrazolinones | Chemistry; Metallurgy | 3 | Expired |
| US7964735B2 | Insecticidal 3-acylaminobenzanilides | Chemistry; Metallurgy | 3 | Active |
| US6645915B1 | Substituted 1,3,5- triazines | Chemistry; Metallurgy | 3 | Expired |
| US4828604A | 2,5-dihydropyrroles | Human Necessities | 3 | Expired |
| US6770599B2 | Tetrazole derivatives | Chemistry; Metallurgy | 3 | Expired |
| US6162765A | Substituted N-aryl nitrogen-containing heterocyclic compounds | Chemistry; Metallurgy | 3 | Expired |
| US5077401A | Benzo-fused cyclic compounds | Chemistry; Metallurgy | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.