ASHIMORI ENGINEERING CO., LTD.
5Patents
2Active
5Granted
36Portfolio score
Filing activity: Apr 8, 1994 → Oct 10, 2014 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5503695A | Lining material for pipe lines and a process for providing pipe lines therewith | Emerging Cross-Sectional Technologies | 19 | Expired |
| US6796334B2 | Duct repairing material, repairing structure, and repairing method | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US7341403B2 | Method of constructing information correspondence pipe, constructed structure, and construction member | Physics | 7 | Expired |
| US8327886B2 | Conduit repair structure | Fixed Constructions | 2 | Active |
| US10228087B2 | Method for packing filler material | Performing Operations; Transporting | 1 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.