Krishna S. Nathan
19Patents
15h-index
15Co-inventors
71Inventor score
Filing activity: Oct 31, 1991 → Sep 18, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5491758A | Automatic handwriting recognition using both static and dynamic parameters | Physics | 203 | Expired |
| US5544264A | Automatic handwriting recognition using both static and dynamic parameters | Physics | 186 | Expired |
| US6628267B2 | Flexibly interfaceable portable computing device | Physics | 67 | Expired |
| US6326957A | System and method for displaying page information in a personal digital notepad | Physics | 67 | Expired |
| US5392363A | On-line connected handwritten word recognition by a probabilistic method | Physics | 64 | Expired |
| US5644652A | System and method for automatic handwriting recognition with a writer-independent chirographic label alphabet | Physics | 64 | Expired |
| US6362440B1 | Flexibly interfaceable portable computing device | Physics | 62 | Expired |
| US6259043A | Methods, systems and products pertaining to a digitizer for use in paper based record systems | Physics | 47 | Expired |
| US5343537A | Statistical mixture approach to automatic handwriting recognition | Physics | 44 | Expired |
| US6727894B1 | Flexibly interfaceable portable computing device | Physics | 42 | Expired |
| US5544257A | Continuous parameter hidden Markov model approach to automatic handwriting recognition | Physics | 41 | Expired |
| US5539839A | Automatic handwriting recognition using both static and dynamic parameters | Physics | 28 | Expired |
| US5550931A | Automatic handwriting recognition using both static and dynamic parameters | Physics | 26 | Expired |
| US6144371A | Thinkscribe combined electronic and paper based scheduling | Physics | 25 | Expired |
| US6256410A | Methods and apparatus for customizing handwriting models to individual writers | Physics | 23 | Expired |
| US5636291A | Continuous parameter hidden Markov model approach to automatic handwriting recognition | Physics | 14 | Expired |
| US5544261A | Automatic handwriting recognition using both static and dynamic parameters | Physics | 6 | Expired |
| US6757647B1 | Method for encoding regular expressions in a lexigon | Physics | 6 | Expired |
| US6567548B2 | Handwriting recognition system and method using compound characters for improved recognition accuracy | Physics | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.