Masaru Kurihara
46Patents
13h-index
65Co-inventors
84Inventor score
Filing activity: Aug 1, 1973 → Apr 27, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4761234A | Interfacially synthesized reverse osmosis membrane | Performing Operations; Transporting | 78 | Expired |
| US6187200A | Apparatus and method for multistage reverse osmosis separation | Emerging Cross-Sectional Technologies | 74 | Expired |
| US6112523A | Multistage supercharging system for a reciprocating engine | Emerging Cross-Sectional Technologies | 58 | Expired |
| US4387024A | High performance semipermeable composite membrane and process for producing the same | Performing Operations; Transporting | 48 | Expired |
| US4758343A | Interfacially synthesized reverse osmosis membrane | Emerging Cross-Sectional Technologies | 48 | Expired |
| US5178766A | Composite semipermeable membrane, process of producing the same and method of producing highly pure water using the same | Emerging Cross-Sectional Technologies | 41 | Expired |
| US3993625A | Permselective polymeric membranes of organic polyamide or polyhydrazide | Emerging Cross-Sectional Technologies | 38 | Expired |
| US4559139A | High performance semipermeable composite membrane and process for producing the same | Performing Operations; Transporting | 30 | Expired |
| US4366062A | Reverse osmosis using a composite isocyanurate membrane | Chemistry; Metallurgy | 25 | Expired |
| US4634531A | Membrane treatment method for semipermeable membranes | Performing Operations; Transporting | 23 | Expired |
| US5259950A | Composite membrane | Performing Operations; Transporting | 19 | Expired |
| US5402763A | Method of controlling an engine for a flexible fuel vehicle | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4857363A | Process for preparation of semipermeable composite membrane | Emerging Cross-Sectional Technologies | 18 | Expired |
| US5289683A | Method for controlling supercharging pressure in an automotive engine | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5706782A | Engine control system | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US5564387A | Idling speed control system and method thereof | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US4086215A | Crosslinked organic polyamide or polyhydrazine permselective polymeric membranes | Chemistry; Metallurgy | 10 | Expired |
| US5088350A | Automatic transmission system for an alcohol engine | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US3961009A | Process for the production of a shaped article of a heat resistant polymer | Textiles; Paper | 9 | Expired |
| US4239545A | Cellulose derivative reverse osmosis membrane and casting solution and additive for preparing the same | Performing Operations; Transporting | 9 | Expired |
| US5590630A | Idling speed control system and the method thereof | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US4557949A | Method of making a reverse osmosis semipermeable membrane | Chemistry; Metallurgy | 9 | Expired |
| US5112487A | Porous membrane and production process thereof | Performing Operations; Transporting | 8 | Expired |
| US4305824A | Cellulose derivative reverse osmosis membrane | Performing Operations; Transporting | 7 | Expired |
| US6449547B1 | Integrated control system for engine and automatic transmission | Mechanical Engineering; Lighting; Heating | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.