Kunio Kojima
84Patents
19h-index
80Co-inventors
87Inventor score
Filing activity: Nov 14, 1980 → Dec 12, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6236398A | Media selecting device | Physics | 137 | Expired |
| US5598297A | Image display unit | Physics | 66 | Expired |
| US5434991A | Method and apparatus for recording and reproducing information in black on a rewritable recording medium | Emerging Cross-Sectional Technologies | 54 | Expired |
| US5343452A | Data recording/reproducing apparatus of simultaneously performing both reproducing and recording from and in a single recording medium | Physics | 45 | Expired |
| US4696566A | Three-dimensional driving arrangement | Physics | 33 | Expired |
| US5434829A | Information reproducing apparatus for properly synchronizing the reproducing of recorded information | Physics | 32 | Expired |
| US6456896B1 | Apparatus and method for thermal displacement correction for a machine tool | Performing Operations; Transporting | 32 | Expired |
| US5315571A | Information recording and reproducing device providing faster access time to a recording medium | Physics | 31 | Expired |
| US5005164A | Recording and reproducing apparatus | Physics | 30 | Expired |
| US6603619B1 | Magnetic storage medium and heat assisted recording and reproduction method | Physics | 29 | Expired |
| US4979868A | Method of gripping corner of strip of cloth | Performing Operations; Transporting | 28 | Expired |
| US5457667A | Data recording/reproducing apparatus with alternating access of compressed works | Physics | 26 | Expired |
| US4774505A | Method and apparatus for recognizing a gripped condition of linens | Textiles; Paper | 24 | Expired |
| US5432768A | Method and device for data management in optical recording medium | Physics | 23 | Expired |
| US7690009B2 | Electromagnetic field generating element, information recording/reproducing head and information recording/reproduction apparatus | Physics | 23 | Active |
| US6471451B2 | Method of correcting thermal displacement of machine tool | Emerging Cross-Sectional Technologies | 22 | Expired |
| US6687195B2 | Magnetic recording head and magnetic recording device | Physics | 21 | Expired |
| US5870375A | Disk-shaped recording medium with a groove section having a wobbling side wall | Physics | 21 | Expired |
| US5764607A | Method and apparatus for controlling digital copying of digitally recorded information | Physics | 20 | Expired |
| US5142521A | Recording/reproducing device | Physics | 19 | Expired |
| US5274617A | Method and device for data management in an optical recording medium | Physics | 18 | Expired |
| US5953297A | Disk-shaped recording medium and disk recording or reproducing device | Physics | 18 | Expired |
| US5459705A | Optical recording medium driving apparatus capable of accurately detecting position of optical head | Physics | 17 | Expired |
| US5101386A | Track jumping apparatus for an optical disk pickup | Physics | 16 | Expired |
| US5170389A | Semiconductor laser driving circuit with control circuit power voltage monitor for preventing inadvertent recording | Electricity | 15 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.