CIAS Inc.
18Patents
6Active
18Granted
41Portfolio score
Filing activity: Oct 16, 1987 → Aug 10, 2012 · 4 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5283422A | Information transfer and use, particularly with respect to counterfeit detection | Physics | 346 | Expired |
| US6514140B1 | System for machine reading and processing information from gaming chips | Human Necessities | 290 | Expired |
| US5367148A | Counterfeit detection using ID numbers with at least one random portion | Emerging Cross-Sectional Technologies | 210 | Expired |
| US7124947B2 | Self-clocking n,k code word without start or stop | Human Necessities | 197 | Expired |
| US5548110A | Optical error-detecting, error-correcting and other coding and processing, particularly for bar codes, and applications therefor such as counterfeit detection | Physics | 176 | Expired |
| US6062481A | Optimal error-detecting, error-correcting and other coding and processing, particularly for bar codes, and applications therefor such as counterfeit detection | Physics | 80 | Expired |
| US5889270A | Bar code decoding using moving averages to break the (N.K.) code barrier for UPC, EAN, code 128 and others | Physics | 71 | Expired |
| US7753781B2 | System for machine reading and processing information from gaming chips | Human Necessities | 71 | Active |
| US5088093A | Self-correcting registers, error-detecting/correcting registers, and inversion coding using one bit, and other information storage media | Physics | 43 | Expired |
| US5675137A | Bar code decoding using moving averages to break the (n,k) code barrier for UPC, EAN Code 128 and others | Physics | 30 | Expired |
| US7540415B2 | Electronic delivery of admission tickets direct to a purchaser | Physics | 24 | Expired |
| US7561053B2 | Sequenced antenna array for determining where gaming chips with embedded RFID tags are located on a blackjack, poker or other gaming table and for myriad other RFID applications | Physics | 22 | Active |
| US7852223B2 | Sequenced antenna array for determining where gaming chips with embedded RFID tags are located on a blackjack, poker or other gaming table and for myriad other RFID applications | Physics | 20 | Active |
| US8640951B2 | Electronic delivery of admission tickets direct to a purchaser | Physics | 12 | Active |
| US8201735B2 | Electronic delivery of admission tickets direct to a purchaser | Physics | 11 | Active |
| US8616573B1 | Manual wheelchair travels straight on sloped sidewalk surfaces | Emerging Cross-Sectional Technologies | 2 | Active |
| USD411225S | Type font | General | 1 | Expired |
| USD421041S | Type font | General | 1 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.