Hirokazu Nomura
47Patents
14h-index
38Co-inventors
81Inventor score
Filing activity: Apr 19, 1976 → Dec 10, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4261806A | Method for the treatment of inner surfaces of a tubular body of a plastic with low temperature plasma | Performing Operations; Transporting | 42 | Expired |
| US4429024A | Method of making antistatic magnetic recording tapes and recording tapes | Emerging Cross-Sectional Technologies | 39 | Expired |
| US4548867A | Fluorine-containing synthetic resin shaped articles having improved surface properties and a method for the preparation thereof | Emerging Cross-Sectional Technologies | 31 | Expired |
| US4344981A | Method for modifying surface properties of a shaped article of a silicone | Chemistry; Metallurgy | 27 | Expired |
| US4637851A | Method for the preparation of a laminate | Electricity | 23 | Expired |
| US4664936A | Aromatic polyamide fiber-based composite prepreg | Textiles; Paper | 19 | Expired |
| US4396641A | Method for improving surface properties of shaped articles of synthetic resins | Chemistry; Metallurgy | 18 | Expired |
| US4317788A | Method for modifying surface properties of a shaped article of an acrylic resin | Chemistry; Metallurgy | 17 | Expired |
| US6357506B1 | Joining apparatus of thermoplastic pipes | Performing Operations; Transporting | 16 | Expired |
| US4560458A | Method for improving surface properties of a shaped article of a synthetic resin | Performing Operations; Transporting | 15 | Expired |
| US4603057A | Method for the preparation of a polyvinyl chloride resin shaped article with metallized surface | Chemistry; Metallurgy | 15 | Expired |
| US4293585A | Method for the preparation of polarizing films or sheets | Emerging Cross-Sectional Technologies | 15 | Expired |
| US4315808A | Method for modifying surface properties of shaped articles of vinyl chloride based resin with low temperature plasma | Chemistry; Metallurgy | 14 | Expired |
| US4573666A | Apparatus for quenching butt-welded portion of rail | Chemistry; Metallurgy | 14 | Expired |
| US4639379A | Method for the improvement of antistatic performance of synthetic resin shaped articles | Chemistry; Metallurgy | 14 | Expired |
| US4686341A | Gas shield chamber for arc welding of rails | Performing Operations; Transporting | 13 | Expired |
| US4395434A | Method for improving surface properties of shaped articles of synthetic resins | Performing Operations; Transporting | 12 | Expired |
| US4296306A | Method of welding corrugated metallic materials | Performing Operations; Transporting | 11 | Expired |
| US4441011A | Rotary arc-welding method | Performing Operations; Transporting | 11 | Expired |
| US4551310A | Continuous vacuum treating apparatus | Performing Operations; Transporting | 11 | Expired |
| US4485291A | Method for controlling the position of welding electrode in arc-welding with weaving | Performing Operations; Transporting | 11 | Expired |
| US4601911A | Method for increasing hydrophilicity of a fabric material of synthetic fibers | Textiles; Paper | 10 | Expired |
| US4608481A | Method of automatically controlling height of a weld bead | Performing Operations; Transporting | 10 | Expired |
| US4590355A | Method of controlling multi-layer welding | Performing Operations; Transporting | 10 | Expired |
| US4310564A | Method for modifying surface properties in polyvinyl chloride shaped articles | Chemistry; Metallurgy | 10 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.