P

Inventor

MACRAE DOUGLAS B

US24 patents
⚠️ This page may combine multiple inventors who share the name “MACRAE DOUGLAS B”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

GEMSTAR DEV CORP

7 patents

WARD III THOMAS E

5 patents

INDEX SYSTEMS INC

4 patents

GUIDE E INC

3 patents

ROVI GUIDES INC

3 patents

MACRAE DOUGLAS B

2 patents