Patent assignee · JP · COMPANY

Kashiyama Kogyo Co. Ltd.

1Patents
0Active
1Granted
21Portfolio score

Filing activity: Mar 2, 1988 → Mar 2, 1988

Most-cited patents

PatentTitleAreaCited byStatus
US4859119A Liquid chemical grouting apparatus and valve switching arrangement in conduit system for supplying liquid chemicals to the apparatus Fixed Constructions 9 Expired

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