Kanya Matsumoto
13Patents
7h-index
14Co-inventors
55Inventor score
Filing activity: Nov 4, 1992 → Nov 15, 2000
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6633280B1 | Touch panel device | Physics | 115 | Expired |
| US6272332A | Information presentation system and portable telephone apparatus with information displaying function | Electricity | 42 | Expired |
| US5461371A | Exhibit explaining system activated by infrared signals | Physics | 39 | Expired |
| US6526285B1 | Information presentation system and portable telephone apparatus with information displaying function | Electricity | 12 | Expired |
| US6628271B1 | Touch panel device | Physics | 10 | Expired |
| US5619484A | Pulling-in circuit for PLL circuit, pulling-in method for PLL circuit, PLL circuit device and apparatus for reproducing optical disc | Physics | 9 | Expired |
| US5671201A | Pulling-in circuit for PLL circuit, pulling-in method for PLL circuit, PLL circuit device and apparatus for reproducing optical disc | Physics | 7 | Expired |
| US5646921A | Method and apparatus for reproducing information recorded on CLV disc type record medium | Physics | 6 | Expired |
| US5734631A | Disc player and method of reproducing the same | Physics | 4 | Expired |
| US5677904A | Disc player | Physics | 4 | Expired |
| US5848049A | Disc player with parallel objective lenses | Physics | 2 | Expired |
| US5953308A | Disc player with alternating ascending/descending guide devices | Physics | 1 | Expired |
| US6262964A | Disc player with objective lens arranged in a zigzag pattern | Physics | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.