Shinya Hakuta
57Patents
5h-index
42Co-inventors
72Inventor score
Filing activity: Mar 31, 1999 → Aug 12, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6252357A | Self-ballasted fluorescent lamp and lighting fixture | Emerging Cross-Sectional Technologies | 14 | Expired |
| US7256547B2 | Self-ballasted fluorescent lamp and luminaire | Emerging Cross-Sectional Technologies | 13 | Expired |
| US10704255B2 | Soundproof structure and soundproof structure manufacturing method | Fixed Constructions | 8 | Active |
| US10099317B2 | Soundproof structure and soundproof structure manufacturing method | Physics | 7 | Active |
| US10373599B2 | Soundproofing structure, opening structure, cylindrical structure, window member, and partition member | Fixed Constructions | 6 | Active |
| US10854183B2 | Soundproof structure | Physics | 4 | Active |
| US11551656B2 | Soundproof structure | Physics | 3 | Active |
| US6107747A | Self ballasted fluorescent lamp and lighting fixture | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6437516B1 | Unsaturating transformer, an electronic ballast using the transformer, and a self-ballasted | Emerging Cross-Sectional Technologies | 3 | Expired |
| US10676919B2 | Soundproof structure, louver, and partition | Physics | 3 | Active |
| US9720153B2 | Infrared ray shielding film | Physics | 2 | Active |
| US8305010B2 | Light-emitting diode lighting device with step-down chopper | Electricity | 2 | Active |
| US10577791B2 | Soundproof structure and soundproof system | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US8803105B2 | Optical field enhancement device | Emerging Cross-Sectional Technologies | 1 | Active |
| US11536411B2 | Silencing tubular structure body | Physics | 1 | Active |
| US7847490B2 | Self-ballasted fluorescent lamp and lighting apparatus | Emerging Cross-Sectional Technologies | 1 | Active |
| US11841163B2 | Silencing system | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US10431196B2 | Soundproof structure and adjustment method of soundproof structure | Fixed Constructions | 1 | Active |
| US10923095B2 | Soundproof structure | Fixed Constructions | 1 | Active |
| US10988924B2 | Soundproof structure, sound absorbing panel, and sound adjusting panel | Performing Operations; Transporting | 1 | Active |
| US9738559B2 | Heat ray-shielding material | Emerging Cross-Sectional Technologies | 1 | Active |
| US10269339B2 | Soundproofing structure, partition structure, window member, and cage | Physics | 1 | Active |
| US11869470B2 | Acoustic system | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US11756521B2 | Soundproof structure and soundproof unit | Fixed Constructions | 1 | Active |
| US11654841B2 | Box-shaped soundproof structure and transportation apparatus | Performing Operations; Transporting | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.