Kanegafuchi Chemical Industry Co., Ltd.
103Patents
0Active
103Granted
42Portfolio score
Filing activity: Dec 10, 1976 → Dec 23, 1998
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4837401A | Curable polymer composition comprising organic polymer having silicon-contaiing reactive group | Chemistry; Metallurgy | 131 | Expired |
| US4788254A | Curable polymer composition | Chemistry; Metallurgy | 109 | Expired |
| US4657986A | Curable resinous composition comprising epoxy resin and silicon-containing elastomeric polymer | Chemistry; Metallurgy | 72 | Expired |
| US5580925A | Curable organic polymers containing hydrosilyl groups | Chemistry; Metallurgy | 65 | Expired |
| US5262502A | Isobutylene base polymer having functional group and process for preparing the same | Chemistry; Metallurgy | 51 | Expired |
| US5290873A | Isobutylene polymer having unsaturated group and preparation thereof | Emerging Cross-Sectional Technologies | 51 | Expired |
| US5409995A | Curing agent, preparation thereof and curable composition comprising the same | Chemistry; Metallurgy | 42 | Expired |
| US4411991A | Process for fermentative production of amino acids | Emerging Cross-Sectional Technologies | 37 | Expired |
| US4618656A | Novel polymer and cured product of the same | Chemistry; Metallurgy | 36 | Expired |
| US5567833A | Curing agent, preparation thereof and curable composition comprising the same | Chemistry; Metallurgy | 36 | Expired |
| US4981728A | Adhesion method | Chemistry; Metallurgy | 30 | Expired |
| US4758571A | Pterin derivatives to treat Parkinson's disease | Human Necessities | 29 | Expired |
| US5626982A | Heat insulating pad material, particularly for use in battery shield and manufacture of the same | Emerging Cross-Sectional Technologies | 28 | Expired |
| US4618653A | Novel polymer and cured product of the same | Chemistry; Metallurgy | 25 | Expired |
| US5276113A | Process for suspension polymerization | Performing Operations; Transporting | 25 | Expired |
| US4977228A | Curable polymer composition | Emerging Cross-Sectional Technologies | 23 | Expired |
| US4654417A | Process for preparing polyalkylene oxide having narrow distribution of molecular weight | Chemistry; Metallurgy | 23 | Expired |
| US4836631A | Laser scanning motor having a rotating polygonal mirror and method of manufacturing the same | Electricity | 23 | Expired |
| US5315282A | Magnetoresistance effect element | Physics | 22 | Expired |
| US4774356A | Process for preparing polyalkylene oxide having unsaturated end groups | Chemistry; Metallurgy | 17 | Expired |
| US4855950A | Optical storage apparatus including a reversible, doping modulated, multilayer, amorphous element | Physics | 16 | Expired |
| US4870143A | Process for suspension polymerization | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5296582A | Curable resin composition | Chemistry; Metallurgy | 15 | Expired |
| US4863524A | Method of cleaning the interior of polymerization reactor | Performing Operations; Transporting | 15 | Expired |
| US5051463A | Curable polymer composition | Chemistry; Metallurgy | 15 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.