Theodore C. Johnson
23Patents
11h-index
13Co-inventors
72Inventor score
Filing activity: Feb 22, 1973 → Aug 17, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6962587B2 | Method for detecting and treating tumors using localized impedance measurement | Human Necessities | 1,831 | Expired |
| US6869430B2 | Tissue biopsy and treatment apparatus and method | Chemistry; Metallurgy | 1,573 | Expired |
| US7344533B2 | Impedance controlled tissue ablation apparatus and method | Human Necessities | 1,481 | Expired |
| US6280460A | Devices and methods for performing vascular anastomosis | Human Necessities | 375 | Expired |
| US7419487B2 | Apparatus for detecting and treating tumors using localized impedance measurement | Human Necessities | 192 | Expired |
| US7025765B2 | Tissue biopsy and treatment apparatus and method | Chemistry; Metallurgy | 170 | Expired |
| US8540710B2 | Methods and apparatuses for tissue treatment | Human Necessities | 41 | Active |
| US8122628B2 | Portable advertising platform | Physics | 25 | Active |
| US6709441B2 | Devices and methods for performing vascular anastomosis | Human Necessities | 25 | Expired |
| US6290238A | Gasket for use with an air brake hose coupling member | Mechanical Engineering; Lighting; Heating | 18 | Expired |
| US5842724A | Air brake hose coupling member having an extended locking lug | Emerging Cross-Sectional Technologies | 15 | Expired |
| US7740312B2 | Portable drink holder with internal reader light | Human Necessities | 10 | Active |
| US5971442A | Air brake hose coupling member having an extended locking lug | Emerging Cross-Sectional Technologies | 6 | Expired |
| US3975256A | Apparatus for treatment of aqueous sewage composition | Chemistry; Metallurgy | 4 | Expired |
| US4841472A | Word processor capable of automatic tilting of documents | Physics | 4 | Expired |
| US11096582B2 | Vascular access devices, systems, and methods for monitoring patient health | Physics | 4 | Active |
| US6024363A | Gasket for use with an air brake hose coupling member | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US11766550B2 | Implantable medication infusion port with physiologic monitoring | Human Necessities | 1 | Active |
| US10223731B1 | Generating add-on item deals in an electronic marketplace | Physics | 1 | Active |
| US8499479B2 | Portable advertising platform | Physics | 1 | Active |
| US12343492B2 | Implantable medication infusion port with physiologic monitoring | Human Necessities | 0 | Active |
| US12239811B2 | Wireless charging, localization, and data communication for implantable vascular access devices | Human Necessities | 0 | Active |
| US12232852B2 | Vascular access devices, systems, and methods for monitoring patient health | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.