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MATHSOFT INC
US5 patents
Top patents by PatentIndex Score
US6510406B1Jan 21, 2003
Inverse inference engine for high performance web search
MATHSOFT INC715 citations98
US5469538ANov 21, 1995
Mathematical document editor and method performing live symbolic calculations for use with an electronic book
MATHSOFT INC97 citations94
US5844555ADec 1, 1998
Locking mechanism for live mathematical documents
MATHSOFT INC22 citations91
US5526475AJun 11, 1996
Method for live symbolic calculations in a mathematical document editor
MATHSOFT INC53 citations91
US5771392AJun 23, 1998
Encoding method to enable vectors and matrices to be elements of vectors and matrices
MATHSOFT INC17 citations82