Richard Gregory Roach

📍 Bellevue, WA: #2,741 of 6,950 inventorsTop 40%

🗺 Washington: #27,877 of 76,902 inventorsTop 40%

Overall (All Time): #1,623,027 of 4,157,543Top 40%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
6243085	Perspective switching in audiovisual works	—	2001-06-05
5999172	Multimedia techniques	—	1999-12-07
5692212	Interactive multimedia movies and techniques	—	1997-11-25