Akihiro Daikoku
43Patents
10h-index
55Co-inventors
78Inventor score
Filing activity: Jan 11, 1988 → Apr 5, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6225724A | Motor and motor rotor having embedded permanent magnets | Electricity | 41 | Expired |
| US6057626A | Commutator for a dynamo-electric machine and method of manufacture therefor | Emerging Cross-Sectional Technologies | 32 | Expired |
| US9595851B2 | Rotary electric machine | Electricity | 28 | Active |
| US6737778B2 | Pulley driving system | Electricity | 22 | Expired |
| US6127759A | Motor for an electric power steering assembly | Electricity | 16 | Expired |
| US6181046A | Dynamo-electric machine with commutator assembly | Emerging Cross-Sectional Technologies | 14 | Expired |
| US6218755A | Dynamo-electric machine and method of manufacture therefor | Electricity | 11 | Expired |
| US6057623A | Dynamo-electric machine having a hook shaped commutator and equalizer attached thereto | Electricity | 11 | Expired |
| US6043581A | Dynamo-electric machine and method of manufacture therefor | Emerging Cross-Sectional Technologies | 11 | Expired |
| US6236137A | Commutator motor | Electricity | 10 | Expired |
| US6703751B2 | Dynamo-electric machine | Electricity | 9 | Expired |
| US6075305A | Dynamo-electric machine | Electricity | 8 | Expired |
| US5631944A | Rotary cathode X-ray tube equipment | Electricity | 8 | Expired |
| US5481585A | Rotary cathode x-ray tube equipment | Electricity | 8 | Expired |
| US7466055B2 | Permanent-magnet synchronous motor | Emerging Cross-Sectional Technologies | 8 | Expired |
| US7099090B2 | Optical pickup lens comprising a lens and a lens holder which have marks to easily mount the lens on the lens holder at a predetermined angle in the direction of rotation of the lens, and optical pickup unit comprising the optical pickup lens | Physics | 6 | Expired |
| US5548629A | Rotary cathode x-ray tube equipment | Electricity | 6 | Expired |
| US6844649B2 | Armature for a dynamo-electric machine having offsetting and overlapping coils | Emerging Cross-Sectional Technologies | 3 | Expired |
| US10361603B2 | Mechanically and electrically integrated driving apparatus and manufacturing method therefor | Electricity | 3 | Active |
| US8143824B2 | Regenerating braking system including synchronous motor with field excitation and control method thereof | Electricity | 3 | Active |
| US5592526A | Rotary cathode x-ray tube equipment | Electricity | 3 | Expired |
| US6388354B1 | Motor for an electric power steering assembly | Electricity | 2 | Expired |
| US10488173B2 | Electromagnetic actuator | Electricity | 2 | Active |
| US4854672A | Optical system for copier | Physics | 2 | Expired |
| US10418929B2 | Synchronous machine control device and permanent magnet temperature estimation method for synchronous machine | Electricity | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.