Inventor · Foster City, CA, US

Charles Ray

4Patents
3h-index
7Co-inventors
39Inventor score

Filing activity: May 14, 1999 → Mar 21, 2008

Most-cited inventions

PatentTitleAreaCited byStatus
US6257233A Dry powder dispersing apparatus and methods for their use Human Necessities 101 Expired
US6546929B2 Dry powder dispersing apparatus and methods for their use Human Necessities 85 Expired
US6901929B2 Dry powder dispersing apparatus and methods for their use Human Necessities 22 Expired
US8161969B2 Dry powder dispersing apparatus and methods for their use Human Necessities 2 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.