Junzo Otera
11Patents
5h-index
21Co-inventors
66Inventor score
Filing activity: Dec 2, 1976 → Jun 23, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4825006A | Process for producing vitamin A or its carboxylic acid esters, and intermediate compounds useful for the process | Emerging Cross-Sectional Technologies | 16 | Expired |
| US6114496A | Biodegradable resin composition and preparation process thereof | Chemistry; Metallurgy | 8 | Expired |
| US4745229A | Process for preparing .alpha., .beta.-unsaturated aldehydes | Chemistry; Metallurgy | 7 | Expired |
| US5844068A | Process for the preparation of polyhydroxycarboxylic acid copolymer resin | Chemistry; Metallurgy | 7 | Expired |
| US4876400A | Process for producing vitamin A or its carboxylic acid esters, and itermediate compounds useful for the process | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4126567A | Permanent magnet composites and method therefor | Electricity | 5 | Expired |
| US6057476A | Process for the preparation of 3-amino-2-hydroxy-1-propyl ethers | Chemistry; Metallurgy | 4 | Expired |
| US10461261B2 | Compound, light emitting material, and organic light emitting device | Electricity | 2 | Active |
| US5734007A | Method for preparing polyhydroxycarboxylic acid resin | Chemistry; Metallurgy | 0 | Expired |
| US6087512A | Process for preparation of glycidyl ether | Chemistry; Metallurgy | 0 | Expired |
| US7115736B2 | Process for preparing imidazopyran derivatives | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.