Average Co-Inventor Count = 1.87
ph-index = 21
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Smith Engineering (26 from 27 patents)
2. Other (7 from 832,761 patents)
3. Hasbro Development Corporation (2 from 12 patents)
4. Identicator, Inc. (2 from 11 patents)
5. California R&d Center, Inc. (1 from 33 patents)
6. Park Management and Development Co. (1 from 1 patent)
39 patents:
1. 7416489 - System and method for scoring, ranking, and awarding cash prizes to interactive game players
2. 6567071 - Postitioning system using infrared radiation
3. 5796387 - Positioning system using infrared radiation
4. 5779576 - Throw-measuring football
5. 5469191 - Cursor control system
6. 5466158 - Interactive book device
7. 5401025 - Remote control system for raster scanned video display
8. 5394168 - Dual-mode hand-held game controller
9. 5351969 - Remote control system for raster scanned video display
10. D348083 - Video game controller
11. 5277429 - Game assembly utilizing sound identification for moves on a game board
12. D338690 - Video gun
13. 5067079 - Interactive audio baseball game
14. 5043646 - Remote control direction selecting system
15. 4875096 - Encoding of audio and digital signals in a video signal