Cudd Pressure Control, Inc.
15Patents
7Active
15Granted
42Portfolio score
Filing activity: Sep 26, 1991 → Jul 12, 2018 · 3 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5215151A | Method and apparatus for drilling bore holes under pressure | Fixed Constructions | 119 | Expired |
| US6158516A | Combined drilling apparatus and method | Fixed Constructions | 98 | Expired |
| US6564868B1 | Cutting tool and method for cutting tubular member | Fixed Constructions | 55 | Expired |
| US6439866B1 | Downhole rotary motor with sealed thrust bearing assembly | Mechanical Engineering; Lighting; Heating | 46 | Expired |
| USRE36556E | Method and apparatus for drilling bore holes under pressure | General | 40 | Expired |
| US7438505B2 | Heave compensated snubbing system and method | Fixed Constructions | 13 | Expired |
| US8863846B2 | Method and apparatus to perform subsea or surface jacking | Fixed Constructions | 8 | Active |
| US8069874B2 | System for hot tapping | Emerging Cross-Sectional Technologies | 7 | Active |
| US7386416B2 | Method and apparatus for measuring wall thickness, ovality of tubular materials | Physics | 3 | Active |
| US9862603B1 | Device for quenching reaction at variable time points | Performing Operations; Transporting | 2 | Active |
| US7231314B2 | Method and apparatus for measuring wall thickness, ovality of tubular materials | Physics | 1 | Expired |
| US8382399B2 | Heave compensated snubbing system and method | Fixed Constructions | 0 | Active |
| US10294777B2 | Steering tool system | Fixed Constructions | 0 | Active |
| US10962358B2 | Method and apparatus for measuring wall thickness, ovality of tubular materials | Physics | 0 | Active |
| USRE41141E1 | Combined drilling apparatus and method | General | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.