Masatoshi Baba
23Patents
9h-index
21Co-inventors
71Inventor score
Filing activity: Feb 17, 1983 → Nov 24, 1998
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4643757A | Herbicidal 4-benzoyl-1-methyl-5-hydroxypyrazoles | Chemistry; Metallurgy | 27 | Expired |
| US4885022A | Herbicidal pyrazole derivatives | Chemistry; Metallurgy | 25 | Expired |
| US4948887A | Pyrazole derivative and herbicide containing it | Chemistry; Metallurgy | 21 | Expired |
| US4942246A | Process for producing 4-benzoyl-5-hydroxypyrazoles | Chemistry; Metallurgy | 20 | Expired |
| US4744815A | 4-benzoyl-1-alkyl (alkenyl) - pyrazoles, composition containing them, herbicidal method of using them, and intermediate in their preparation | Human Necessities | 18 | Expired |
| US4954165A | Substituted benzoyl derivatives and selective herbicides | Chemistry; Metallurgy | 14 | Expired |
| US4837217A | Pyridazinone derivatives, preparation thereof, and insecticidal, acaricidal, nematicidal, fungicidal compositions | Chemistry; Metallurgy | 12 | Expired |
| US4874861A | Pyridazinone derivatives, preparation thereof, and insecticidal, acaricidal, nematicidal, fungicidal compositions | Chemistry; Metallurgy | 11 | Expired |
| US4571397A | Pyridazinone derivatives, preparation thereof, and agricultural and horticultural fungicidal, insecticidal, acaricidal, nematicidal compositions containing said derivatives | Chemistry; Metallurgy | 11 | Expired |
| US5175299A | Benzoic acid derivatives useful as intermediates for the preparation of herbicidal 4-benzoylpyrazoles | Chemistry; Metallurgy | 8 | Expired |
| US4877787A | Benzylthio pyridazinone derivatives, preparation thereof, and insecticidal acaricidal, fungicidal compositions | Chemistry; Metallurgy | 8 | Expired |
| US4557753A | Herbicidal 4-benzoyl-1-methyl-5-phenylalkoxy pyrazoles | Chemistry; Metallurgy | 7 | Expired |
| US4931565A | Process for production of 2-pyrazolin-5-ones | Chemistry; Metallurgy | 7 | Expired |
| US5026850A | Pyridazinone derivatives, preparation thereof, and insecticidal, acaricidal, fungicidal compositions | Chemistry; Metallurgy | 6 | Expired |
| US5094685A | Substituted benzoyl derivatives and selective herbicides | Chemistry; Metallurgy | 4 | Expired |
| US5189224A | Method for preparing 4-alkylsulfonyl-2-chloro-m-xylene | Chemistry; Metallurgy | 2 | Expired |
| US5296634A | Method for preparing 4-alkylsulfonyl-2-chloro-m-xylene | Chemistry; Metallurgy | 2 | Expired |
| US5837721A | Thifluzamide with stabilized efficacy | Chemistry; Metallurgy | 2 | Expired |
| US5087724A | Substituted benzenes useful as intermediates | Chemistry; Metallurgy | 2 | Expired |
| US6043262A | Thifluzamide with improved efficacy | Human Necessities | 1 | Expired |
| USRE34408E | Process for producing 4-benzoyl-5-hydroxypyrazoles | General | 0 | Expired |
| USRE34423E | Substituted benzenes useful as intermediates | General | 0 | Expired |
| US5723478A | Agricultural chemical compositions with improved thifluzamide release in water | Human Necessities | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.