Hitoshi Ono
68Patents
17h-index
111Co-inventors
87Inventor score
Filing activity: Aug 27, 1975 → Sep 28, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5872905A | Recording area management method, error recovery processing method, and storage apparatus | Physics | 81 | Expired |
| US7308964B2 | Vehicle steering apparatus | Performing Operations; Transporting | 63 | Expired |
| US4618555A | Electrophotographic photoreceptor comprising azo compounds | Emerging Cross-Sectional Technologies | 51 | Expired |
| US7506195B2 | Operation management method and operation management server | Emerging Cross-Sectional Technologies | 45 | Expired |
| US4664997A | Crystalline oxytitanium phthalocyanine and photoreceptor for use in electrophotography | Physics | 40 | Expired |
| US5016704A | Air conditioner system for automotive vehicle | Performing Operations; Transporting | 31 | Expired |
| US5104749A | Organic electroluminescent device | Emerging Cross-Sectional Technologies | 29 | Expired |
| US5080991A | Electrophotographic photoreceptor with a hydrazone | Physics | 29 | Expired |
| US4725519A | Dual layer electrophotographic photoreceptor comprises titanium phthalocyanine charge generator and hydrazone charge transport materials | Physics | 27 | Expired |
| USD685545S1 | Cleaning pad | General | 26 | Active |
| US5765657A | Traction control system for automotive vehicles | Mechanical Engineering; Lighting; Heating | 25 | Expired |
| US5059355A | Process for preparation of crystalline oxytitanium phthalocyanine | Physics | 22 | Expired |
| US5502575A | Imaging apparatus having a counterfeiting prevention function | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5019949A | Solid electrolytic capacitor | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4679054A | Print head | Performing Operations; Transporting | 19 | Expired |
| US7004279B2 | Vehicle steering system | Performing Operations; Transporting | 17 | Expired |
| US7007769B2 | Fail-safe steering system for a vehicle | Performing Operations; Transporting | 17 | Expired |
| US7493984B2 | Steering control apparatus and method for diagnosing cable attachment | Performing Operations; Transporting | 15 | Active |
| US6938721B2 | Steering apparatus and method for automotive vehicle | Performing Operations; Transporting | 14 | Expired |
| US5389481A | Electrophotographic photoreceptor | Chemistry; Metallurgy | 14 | Expired |
| US7406374B2 | Steering ratio control system of vehicle | Performing Operations; Transporting | 13 | Active |
| US4019351A | Apparatus for fluid treatment of a fiber product | Textiles; Paper | 12 | Expired |
| US5167162A | Starter system for an internal combustion engine | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5200288A | Electrostatic developing toner with hydroxyaromatic carboxylic acid additive | Physics | 12 | Expired |
| US7392878B2 | Vehicle steering control system | Performing Operations; Transporting | 12 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.