Akio Kudamatsu
23Patents
5h-index
17Co-inventors
62Inventor score
Filing activity: May 10, 1971 → May 18, 1984
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US3933947A | O-ethyl-S-propyl-S-benzyl-phosphorodithiolates | Chemistry; Metallurgy | 12 | Expired |
| US3970728A | O-Aryl-alkoxyethyl-thiolphosphoric acid ester | Chemistry; Metallurgy | 6 | Expired |
| US4096268A | 1-Methyl-1,2,5,6-tetrahydropyridine-3-carboxylic acid esters and a method of use for combating insects or acarids | Chemistry; Metallurgy | 5 | Expired |
| US4387095A | Combating pests with O-Alkyl-S-alkyl-S-acyloxyethyl-phosphorodithiolates | Chemistry; Metallurgy | 5 | Expired |
| US4161524A | O-Alkyl-S-n-propyl-N-sulfonyl-phosphoric acid ester amides | Chemistry; Metallurgy | 5 | Expired |
| US3947529A | O-ethyl-S-propyl-dithiophosphoric acid phenyl or naphthyl esters | Chemistry; Metallurgy | 4 | Expired |
| US4013793A | Combating pests with O-ethyl-S-propyl-thionothiol or dithiophosphoric acid phenyl or naphthyl esters | Human Necessities | 4 | Expired |
| US4190653A | Pesticidally active O-ethyl-S-N-propyl-O-2,2,2-trihaloethyl-phosphoro(thiono)thiolates | Chemistry; Metallurgy | 3 | Expired |
| US4150155A | Pesticidally active O,S-dialkyl-N-substituted-N-sulfonyl-phosphoramidothiolates | Chemistry; Metallurgy | 3 | Expired |
| US4235891A | Combating pests with O-alkyl-S-alkyl-O-haloalkyl-phosphates | Chemistry; Metallurgy | 3 | Expired |
| US4134979A | O-Alkyl-S-n-propyl-N-sulfonyl-phosphoric acid ester amides | Chemistry; Metallurgy | 2 | Expired |
| US3954919A | O-ethyl-S-N-propyl-O-(substituted pheny)-phosphorothiolates | Chemistry; Metallurgy | 2 | Expired |
| US4000270A | Pesticidal O-ethyl-S-n-propyl-O-(substituted phenyl)-phosphorothiolates | Human Necessities | 1 | Expired |
| US4005197A | Combating insects, acarids and nematodes with S-alkoxyethyl-phenyl-di- and tri-thiophosphonic acid esters | Chemistry; Metallurgy | 1 | Expired |
| US4189476A | Combating pests with O,S-dialkyl-O-haloalkyl-phosphorothiolates | Human Necessities | 1 | Expired |
| US4122174A | Combating pests with O-alkyl-N-sulfamyl-phosphoramidothiolates | Chemistry; Metallurgy | 1 | Expired |
| US4556650A | Phosphonic acid esters as pesticides | Chemistry; Metallurgy | 0 | Expired |
| US3978107A | Novel cyclohexyl carbamates and herbicidal and acaricidal compositions | Chemistry; Metallurgy | 0 | Expired |
| US4581350A | O-(perfluoroalkylthiophenyl) (thio or amido) phosphates as pesticides | Chemistry; Metallurgy | 0 | Expired |
| US4110440A | Pesticidal organophosphoric acid ester anhydrides | Chemistry; Metallurgy | 0 | Expired |
| US4497804A | Insecticidal, acaricidal, and nematicidal O-ethyl S-alkyl S-(1,2,4-oxadiazol-5-yl-methyl) phosphorodithiolate derivatives, compositions, and methods of use | Human Necessities | 0 | Expired |
| US4535076A | Organophosphate pesticides | Chemistry; Metallurgy | 0 | Expired |
| US4027018A | Combatting pests with O-ethyl-S-n-propyl-O-(substituted phenyl)-phosphorothiolates | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.