Jun H. Chang
17Patents
7h-index
10Co-inventors
63Inventor score
Filing activity: May 11, 1981 → Dec 18, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4405357A | Herbicidal 3-isoxazolidinones and hydroxamic acids | Chemistry; Metallurgy | 43 | Expired |
| US4892578A | Phenylmethyl-4,4-dimethyl-3-isoxazolidinone plant regulators | Chemistry; Metallurgy | 19 | Expired |
| US4552585A | Herbicidal 2-(aminophenyl)methyl derivatives of 3-isoxazolidinones or 3-oxazinones | Chemistry; Metallurgy | 15 | Expired |
| US4734124A | Tetrazolinone herbicides | Human Necessities | 10 | Expired |
| US4761174A | Triazolin-5-one herbicides | Human Necessities | 8 | Expired |
| US4692182A | Herbicidal isoxazolidinone derivatives | Human Necessities | 7 | Expired |
| US4846875A | Herbicidal triazolinones | Chemistry; Metallurgy | 7 | Expired |
| US4755217A | Triazinedione herbicides | Human Necessities | 6 | Expired |
| US4960884A | Pesticidal 2-fluoroethyl ethers | Chemistry; Metallurgy | 5 | Expired |
| US4826527A | Aminophenylmethyl isoxazolidinones as plant regulators | Chemistry; Metallurgy | 4 | Expired |
| US4906281A | Herbicidal 9-arylimino-8-thia-1,6-diazabicyclo [4.3.0]nonane-7-ones (and thiones) | Human Necessities | 4 | Expired |
| US4846882A | Herbicidal aryl tetrahydrophthalimides | Chemistry; Metallurgy | 4 | Expired |
| US4830659A | 9-(2H-1,4-benzoxazin-3(4H)-on-6-yl)imino-8-thia-1,6-diazobicyclo[4.3.0]no nane-7-one(and thiones)herbicides | Human Necessities | 3 | Expired |
| US4913723A | 9-Arylimino-8 thia-1,6-Duzafucyclo[4.3.0] nomane-7-one (and thione) herbicides | Human Necessities | 1 | Expired |
| US9154226B2 | Optical signal quality monitoring method and apparatus using a software-based synchronized amplitude histogram | Electricity | 0 | Active |
| US11673909B2 | Furaneone glycoside compound, pharmaceutical composition thereof, preparation method therefor, and application thereof | Chemistry; Metallurgy | 0 | Active |
| US4994104A | Tetrahydrophthalimide carbamate herbicidal compositions | Human Necessities | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.