Osamu Maruyama
28Patents
9h-index
49Co-inventors
75Inventor score
Filing activity: Aug 26, 1977 → Sep 1, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5556583A | Encapsulation method | Emerging Cross-Sectional Technologies | 53 | Expired |
| US4690987A | Activation energy-curable resin composition | Emerging Cross-Sectional Technologies | 18 | Expired |
| US4993034A | Optical waveguide laser and a medium for use in the optical waveguide laser | Electricity | 17 | Expired |
| US5086203A | Wire electric discharge machining apparatus | Performing Operations; Transporting | 12 | Expired |
| US8465369B2 | Game system, game system control method, and recording medium | Human Necessities | 12 | Active |
| US7518233B1 | Sealing structure for multi-chip module | Electricity | 11 | Expired |
| US4855334A | Curable resin composition and its use | Chemistry; Metallurgy | 11 | Expired |
| US5741591A | Microcapsules, and encapsulation method therefor | Emerging Cross-Sectional Technologies | 10 | Expired |
| US9452893B1 | Article sorting apparatus | Performing Operations; Transporting | 9 | Active |
| US5772189A | Antivibration rubber device | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US5155165A | Polyurethane polyurea particles and process for production thereof | Chemistry; Metallurgy | 7 | Expired |
| US5571264A | Fluid sealed type antivibration rubber device | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US5967500A | Antivibration rubber device | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US9708131B2 | Article sorting apparatus | Performing Operations; Transporting | 5 | Active |
| US6575632B2 | Roller retainer, roller screw using roller retainer and rolling guide apparatus using roller retainer | Emerging Cross-Sectional Technologies | 5 | Expired |
| US9783370B2 | Article sorting apparatus | Performing Operations; Transporting | 4 | Active |
| US6364770B1 | IMAGE CREATING APPARATUS, DISPLAYED SCENE SWITCHING METHOD FOR THE IMAGE CREATING APPARATUS, COMPUTER-READABLE RECORDING MEDIUM CONTAINING DISPLAYED SCENE SWITCHING PROGRAM FOR THE IMAGE CREATING APPARATUS, AND VIDEO GAME MACHINE | Human Necessities | 3 | Expired |
| US9377679B2 | Reflective mask blank and method for manufacturing same, method for manufacturing reflective mask, and method for manufacturing semiconductor device | Physics | 3 | Active |
| US5057135A | Method of quickly manufacturing an optical waveguide | Chemistry; Metallurgy | 3 | Expired |
| US7132622B2 | Laser machining apparatus and laser machining method | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5166451A | Treatment of hydroperoxide mixture | Chemistry; Metallurgy | 2 | Expired |
| US5254700A | Process for production of N-substituted carbazoles | Chemistry; Metallurgy | 2 | Expired |
| US5052769A | Method of manufacturing an optical waveguide by switching a d.c. voltage | Physics | 2 | Expired |
| US4983802A | Drawing system in a wire-cut electrodischarge machine | Performing Operations; Transporting | 2 | Expired |
| US4142041A | Novel N.sup.4 -Acyloxy-2,2'-cyclocytidines and process for preparation thereof | Chemistry; Metallurgy | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.