Inventor
OKAMOTO STEVE A
US9 patents
⚠️ This page may combine multiple inventors who share the name “OKAMOTO STEVE A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CONTENTGUARD HOLDINGS INC
4 patentsUS6233684B1May 15, 2001
System for controlling the distribution and use of rendered digital works through watermaking
CONTENTGUARD HOLDINGS INC829 citations98
US7031471B2Apr 18, 2006
System for controlling the distribution and use of rendered digital works through watermarking
CONTENTGUARD HOLDINGS INC33 citations95
US7765403B2Jul 27, 2010
System for controlling the distribution and use of rendered digital works through watermarking
CONTENTGUARD HOLDINGS INC13 citations92
US9589111B2Mar 7, 2017
System for controlling the distribution and use of rendered digital works through watermarking
CONTENTGUARD HOLDINGS INC1 citations62
XEROX CORP
3 patentsUS5931919AAug 3, 1999
State-based object transition control and attribute-based locking
XEROX CORP92 citations95
US6546412B1Apr 8, 2003
State-based object transition control and nested locking
XEROX CORP6 citations71
US6971100B2Nov 29, 2005
State based object transition control and nested locking
XEROX CORP1 citations50