IPC Main Group
G07C 15/00 Generating random numbers; Lottery apparatus
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- PHYSICS
- Class:
- CHECKING-DEVICES
- Subclass:
- TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
Related Keywords
GENERATION of random numbers, by using mechanical meansLOTTERY apparatusgenerating RANDOM numbers by using mechanical means
Top Applicants
Top 10 applicants by patent filingsfor class G07, 2013–2023, worldwide · Source: EPO PATSTAT
- TOSHIBA TEC CORPORATION 3,312
- IGT US 2,296
- SHENZHEN YIHUA COMPUTER COMPANY 2,232
- SHENZHEN YIHUA TIME TECHNOLOGY COMPANY 2,144
- SHENZHEN YIHUA FINANCIAL INTELLIGENCE INSTITUTE 2,055
- ARISTOCRAT TECHNOLOGIES AUSTRALIA AU 1,651
- SGCC(STATE GRID CORPORATION OF CHINA) 1,586
- OKI ELECTRIC IND COMPANY 1,497
- GLORY 1,424
- FORD GLOBAL TECHNOLOGIES US 1,379