Patent assignee · DE · COMPANY

Bollhoff Inc.

10Patents
1Active
10Granted
31Portfolio score

Filing activity: May 23, 1980 → Jun 29, 2018

Most-cited patents

PatentTitleAreaCited byStatus
US6206604A Plug-in coupling Emerging Cross-Sectional Technologies 36 Expired
US6193456A Threaded metal insert Mechanical Engineering; Lighting; Heating 27 Expired
US6676000B2 Drive system for a fastening tool Emerging Cross-Sectional Technologies 24 Expired
US6364184B1 Adapter for removably holding a cellular phone on a belt clip Emerging Cross-Sectional Technologies 20 Expired
US6485240B2 Weld joint between thermoplastic structural and fastening members Performing Operations; Transporting 16 Expired
US7168879B2 Plug-in coupling allowing for compensating movements Emerging Cross-Sectional Technologies 14 Expired
US6398096B1 Hydraulic drive mechanism for a joining tool Emerging Cross-Sectional Technologies 13 Expired
US6817817B2 Fluid-tight, adjustable and self-locking threaded connection assembly Mechanical Engineering; Lighting; Heating 9 Expired
US4361943A Device for installing threaded bushes Emerging Cross-Sectional Technologies 5 Expired
US10794415B2 Threaded blind fastener and spacer assembly and methods for the assembly and use thereof Mechanical Engineering; Lighting; Heating 0 Active

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