Naosuke Maruyama
42Patents
5h-index
26Co-inventors
69Inventor score
Filing activity: Dec 21, 1994 → Oct 9, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5750148A | Method for preparing solid enteric pharmaceutical preparation | Human Necessities | 27 | Expired |
| US8303868B2 | Wet granulation tableting method using aqueous dispersion of low-substituted hydroxypropyl cellulose | Human Necessities | 12 | Active |
| US5512092A | Method for preparing aqueous emulsion for coating solid pharmaceutical preparations | Chemistry; Metallurgy | 9 | Expired |
| US5560930A | Method for preparing aqueous emulsion for coating solid pharmaceutical preparations | Human Necessities | 9 | Expired |
| US5837291A | Enteric preparation coated with a non-solvent enteric coating agent using a liquid plasticizer | Human Necessities | 6 | Expired |
| US8354393B2 | Film preparation and process for preparing the same | Human Necessities | 5 | Active |
| US5789014A | Method of manufacturing a solid preparation coated with non-solvent coating | Human Necessities | 5 | Expired |
| US6525192B2 | Low-substituted hydroxypropyl cellulose and process for producing same | Chemistry; Metallurgy | 5 | Expired |
| US6602995B2 | Method for the formation of low-substituted hydroxypropyl cellulose particles | Chemistry; Metallurgy | 4 | Expired |
| US8519120B2 | Methods for producing a low-substituted hydroxypropylcellulose powder | Emerging Cross-Sectional Technologies | 3 | Active |
| US8343548B2 | Solid dosage form comprising solid dispersion | Human Necessities | 3 | Active |
| US8029821B2 | Capsule comprising low-substituted cellulose ether and method for preparing the same | Human Necessities | 2 | Active |
| US9713593B2 | Alkyl cellulose for use in tableting and solid preparation comprising same | Chemistry; Metallurgy | 1 | Active |
| US9068021B2 | Low-substituted hydroxypropylcellulose powder | Emerging Cross-Sectional Technologies | 1 | Active |
| US11090295B2 | Hypromellose acetate succinate for use as hot-melt extrusion carrier, hot-melt extrusion composition, and method for producing hot-melt extrudate | Emerging Cross-Sectional Technologies | 1 | Active |
| US10406107B2 | Method of preparing composite granule comprising low-substituted hydroxypropyl cellulose and rapid release preparation | Human Necessities | 1 | Active |
| US11141381B2 | Composition for enteric hard capsule and method for producing enteric hard capsule | Performing Operations; Transporting | 1 | Active |
| US10058509B2 | Alkyl cellulose for use in tableting and solid preparation comprising same | Chemistry; Metallurgy | 1 | Active |
| US8822675B2 | Low-substituted hydroxypropylcellulose and solid preparation comprising the same | Human Necessities | 1 | Active |
| US7803196B2 | Method for modifying fibers | Textiles; Paper | 1 | Expired |
| US10016508B2 | Composition for hot-melt extrusion and method for producing hot-melt extrusion product using same | Chemistry; Metallurgy | 1 | Active |
| US10493161B2 | Solution for spray drying comprising hypromellose acetate succinate and method for producing solid dispersion | Human Necessities | 1 | Active |
| US10604588B2 | Hypromellose acetate succinate powder excellent in dissolved state and production method thereof, and production methods for composition for solid dispersion, coating composition, drug-containing particle, and solid preparation | Human Necessities | 0 | Active |
| US10532029B2 | Alkyl cellulose for use in tableting and solid preparation comprising same | Chemistry; Metallurgy | 0 | Active |
| US10888525B2 | Hypromellose acetate succinate and method for producing the same | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.