Patent assignee · US · COMPANY

Chapman Technologies, Inc.

2Patents
0Active
2Granted
21Portfolio score

Filing activity: Sep 22, 1997 → Nov 4, 1999

Most-cited patents

PatentTitleAreaCited byStatus
USD434991S Personal security and communications unit General 9 Expired
US5966093A Single button-multiple command position and status control system and method therefor Physics 8 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.