Nippon Oil & Fats Co. Ltd.
287Patents
0Active
287Granted
41Portfolio score
Filing activity: Jun 13, 1975 → Jul 23, 2002
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4839345A | Hydrated adhesive gel and method for preparing the same | Chemistry; Metallurgy | 91 | Expired |
| US4394170A | Composite sintered compact containing high density boron nitride and a method of producing the same | Performing Operations; Transporting | 82 | Expired |
| US5252676A | Ethylene polymer crosslinking composition | Electricity | 65 | Expired |
| US4946904A | Additives for cement | Chemistry; Metallurgy | 62 | Expired |
| US4491455A | Method for improving cold flow of fuel oils | Chemistry; Metallurgy | 58 | Expired |
| US4437800A | Cutting tool | Emerging Cross-Sectional Technologies | 53 | Expired |
| US4698388A | Method for modifying the surface of polymer materials | Emerging Cross-Sectional Technologies | 53 | Expired |
| US4825765A | Delay circuit for electric blasting, detonating primer having delay circuit and system for electrically blasting detonating primers | Mechanical Engineering; Lighting; Heating | 48 | Expired |
| US4962148A | Thermoplastic resin composition and method for preparing the same | Chemistry; Metallurgy | 48 | Expired |
| US5112863A | Antipsychotic drug | Human Necessities | 47 | Expired |
| US5074940A | Composition for gas generating | Emerging Cross-Sectional Technologies | 45 | Expired |
| US4607087A | Method for producing a plastic lens | Physics | 41 | Expired |
| US5439896A | Thermosetting powdery coating composition | Emerging Cross-Sectional Technologies | 41 | Expired |
| US4428984A | Method of preventing dusts | Chemistry; Metallurgy | 39 | Expired |
| US4408534A | Gas generating charge and a process for producing the same | Mechanical Engineering; Lighting; Heating | 38 | Expired |
| US5478575A | Polymers having benzeneboronic acid groups and insulin complexes of same of a sugar response type | Human Necessities | 38 | Expired |
| US5081111A | Controlled release preparations of active materials | Chemistry; Metallurgy | 38 | Expired |
| US5008118A | Method for producing organic agent coated with powders of coating agent | Human Necessities | 37 | Expired |
| US5130126A | Polymer-drug conjugate and a method of producing it | Human Necessities | 37 | Expired |
| US5200372A | Method for production of high-pressure phase sintered article of boron nitride for use in cutting tool and sintered article produced by the method | Chemistry; Metallurgy | 37 | Expired |
| US4601856A | Method of purifying oleic acid | Chemistry; Metallurgy | 36 | Expired |
| US5142265A | Positive temperature coefficient thermistor device | Electricity | 34 | Expired |
| US4921705A | Lipid powder having cross-linked coating thereon and process for preparing same | Emerging Cross-Sectional Technologies | 34 | Expired |
| US5215721A | Gas generating device | Performing Operations; Transporting | 34 | Expired |
| US4898895A | Antifouling pain having a polyacrylate component with pendent silyl or siloxane groups | Chemistry; Metallurgy | 33 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.