Masaki Ohya
23Patents
11h-index
20Co-inventors
75Inventor score
Filing activity: Jan 15, 1975 → May 19, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4495249A | Heat shrinkable multi-layered laminate film | Emerging Cross-Sectional Technologies | 49 | Expired |
| US4732795A | Heat-shrinkable laminate tubular film | Emerging Cross-Sectional Technologies | 49 | Expired |
| US4123576A | Bonding a multi-layered structure of olefin-containing and nitrile-containing polymers and article | Emerging Cross-Sectional Technologies | 34 | Expired |
| US4525414A | Heat-shrinkable composite laminate film and process for preparing the same | Emerging Cross-Sectional Technologies | 25 | Expired |
| US4547433A | Heat-shrinkable laminate film | Emerging Cross-Sectional Technologies | 22 | Expired |
| US4384078A | Antistatic resin composition | Chemistry; Metallurgy | 21 | Expired |
| US4883693A | Heat-shrinkable laminate tubular film | Emerging Cross-Sectional Technologies | 14 | Expired |
| US4302558A | Antistatic resin composition | Chemistry; Metallurgy | 13 | Expired |
| US4600616A | Heat-shrinkable laminate film | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4567090A | Heat-resistant laminate film | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4298710A | Antistatic resin composition | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4699846A | Heat-resistant and oil-resistant laminate film and process for preparing the same | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4125654A | Information signal recording disc | Emerging Cross-Sectional Technologies | 7 | Expired |
| US3985942A | Regulation of the degree of polymerization of vinyl or vinylidene monomers with 2,5-dihydrofurans | Chemistry; Metallurgy | 5 | Expired |
| US4206292A | Vinyl chloride resin composition containing polymeric processing aid | Chemistry; Metallurgy | 4 | Expired |
| US4287316A | Transparent resin composition for information signal recording discs | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6324201A | Light emitting semiconductor element capable of suppressing change of driving current | Electricity | 2 | Expired |
| US4154778A | Process for producing a graft polymer | Chemistry; Metallurgy | 2 | Expired |
| US4060650A | Method for preventing or eliminating water-absorption whitening of a molded article containing an acrylonitrile polymer or copolymer | Chemistry; Metallurgy | 1 | Expired |
| US9793434B2 | LED element and method of manufacturing the same | Electricity | 1 | Active |
| US6847666B2 | Self-sustained pulsating laser diode | Electricity | 0 | Expired |
| US9634188B2 | LED element | Electricity | 0 | Active |
| US7737431B2 | Group III nitride compound semiconductor light-emitting device | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.