Kenneth E. Johnson
30Patents
12h-index
48Co-inventors
81Inventor score
Filing activity: Sep 13, 1979 → Feb 15, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5341249A | Disk drive using PRML class IV sampling data detection with digital adaptive equalization | Physics | 185 | Expired |
| US5422760A | Disk drive method using zoned data recording and PRML sampling data detection with digital adaptive equalization | Physics | 135 | Expired |
| US5345342A | Disk drive using PRML synchronous sampling data detection and asynchronous detection of embedded sector servo | Physics | 101 | Expired |
| US5258933A | Timing control for PRML class IV sampling data detection channel | Electricity | 85 | Expired |
| US7366643B2 | System, method, and storage medium for determining a packaging design for a container | Physics | 79 | Expired |
| US5375145A | Multi-mode gain control loop for PRML class IV sampling data detection channel | Physics | 56 | Expired |
| US5595893A | Immobilization of microorganisms on a support made of synthetic polymer and plant material | Emerging Cross-Sectional Technologies | 36 | Expired |
| US6875492B1 | Carbon overcoat for magnetic recording medium | Emerging Cross-Sectional Technologies | 26 | Expired |
| US6839968B2 | Shaving systems | Performing Operations; Transporting | 22 | Expired |
| US5063120A | Thin film magentic media | Emerging Cross-Sectional Technologies | 17 | Expired |
| US8114321B2 | Method and apparatus for thermally controlling a mold, die, or injection barrel | Performing Operations; Transporting | 12 | Active |
| US6811890B1 | Intermediate layer for antiferromagnetically exchange coupled media | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6589054B2 | Inspection of teeth using stress wave time non-destructive methods | Human Necessities | 10 | Expired |
| US5232566A | Underlayer doping in thin film magnetic recording media | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5031409A | Method and apparatus for improving the efficiency of ice production | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US6628464B1 | Slotted peep | Physics | 7 | Expired |
| US7253372B2 | Method for welding heat exchanger tube to tubesheet | Performing Operations; Transporting | 6 | Expired |
| US7476824B2 | Welding apparatus for resistance welding heat exchanger tube to tubesheet | Performing Operations; Transporting | 6 | Expired |
| US5298324A | Magnetic recording medium having a cobalt-plantinum-chromium alloy magnetic layer and a chromium-tungsten underlayer a specified underlayer thickness range | Emerging Cross-Sectional Technologies | 6 | Expired |
| US8501060B2 | Method and apparatus for controlling the temperature of molds, dies, and injection barrels using fluid media | Performing Operations; Transporting | 5 | Active |
| US6852262B2 | Insert molding razor cartridges | Performing Operations; Transporting | 5 | Expired |
| US6998183B1 | Magnetic recording medium with multilayer carbon overcoat | Emerging Cross-Sectional Technologies | 3 | Expired |
| US8162157B2 | Collapsible bow and arrow stand | Human Necessities | 2 | Active |
| US8618793B2 | High sensitivity glide sensor using frictional heating | Physics | 2 | Active |
| USD260588S | Storage cabinet | General | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.