Akira Sasaki
198Patents
20h-index
266Co-inventors
93Inventor score
Filing activity: May 25, 1982 → Jul 20, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4642273A | Reformer reaction control apparatus for a fuel cell | Emerging Cross-Sectional Technologies | 89 | Expired |
| US6381428B1 | Photoconductor unit and image forming system | Physics | 51 | Expired |
| US6357030B1 | ECC block format for storage device | Electricity | 46 | Expired |
| US5984045A | Engine exhaust noise suppressor | Mechanical Engineering; Lighting; Heating | 41 | Expired |
| US5270827A | Optical recording system for controlling recording light quantity based on pixel patterns in an image | Physics | 36 | Expired |
| US5739483A | Automobile exhaust noise suppressor | Mechanical Engineering; Lighting; Heating | 34 | Expired |
| USD623270S1 | Vacuum control valve | General | 34 | Expired |
| US5614699A | Automobile exhaust noise suppressor | Mechanical Engineering; Lighting; Heating | 33 | Expired |
| US6697586B2 | Photoconductor unit and image forming system | Physics | 30 | Expired |
| US7115595B2 | Carbapenem compounds | Human Necessities | 29 | Expired |
| US5465721A | Ultrasonic diagnostic apparatus and ultrasonic diagnosis method | Emerging Cross-Sectional Technologies | 27 | Expired |
| US5517996A | Ultrasonic diagnostic apparatus | Physics | 27 | Expired |
| US6236500A | Optical amplifier | Electricity | 26 | Expired |
| US7353791B2 | Sound increase apparatus | Mechanical Engineering; Lighting; Heating | 25 | Active |
| US6297609A | Obstruction detecting method for the use in power window apparatus, and power window apparatus | Electricity | 24 | Expired |
| US6729003B2 | Process for producing a ceramic electronic component | Emerging Cross-Sectional Technologies | 23 | Expired |
| US4609480A | Lubricant composition for improving fatigue life | Chemistry; Metallurgy | 23 | Expired |
| US5666955A | Ultrasonic diagnostic apparatus having frame rate higher than TV frame rate | Physics | 23 | Expired |
| US5189266A | Vehicular exhaust resonance suppression system and sensing means therefore | Emerging Cross-Sectional Technologies | 22 | Expired |
| US6501925B2 | Photoconductor unit and image forming system | Physics | 21 | Expired |
| US6381118B1 | Ceramic electronic component having electronic component containing cuprous oxide | Emerging Cross-Sectional Technologies | 20 | Expired |
| US5723827A | Noise suppressing muffler | Mechanical Engineering; Lighting; Heating | 20 | Expired |
| US6173808A | Automobile exhaust noise silencer | Mechanical Engineering; Lighting; Heating | 19 | Expired |
| US5708237A | Automobile exhaust noise silencer | Mechanical Engineering; Lighting; Heating | 19 | Expired |
| US6771904B1 | Optical transmission system and optical channel available quality measuring method | Electricity | 19 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.