John E. Olson
23Patents
10h-index
31Co-inventors
75Inventor score
Filing activity: Feb 21, 1975 → May 30, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4714399A | Automatically-guided vehicle having load clamp | Physics | 54 | Expired |
| US4274794A | Lift truck having rotatable platen for handling unpalletized loads and method for using same | Performing Operations; Transporting | 32 | Expired |
| US4081797A | On-screen channel display | Physics | 30 | Expired |
| US3990594A | Fluid-actuated clamping apparatus and circuit | Mechanical Engineering; Lighting; Heating | 26 | Expired |
| US4726729A | Electric motor-actuated load clamp with clamping force control | Emerging Cross-Sectional Technologies | 23 | Expired |
| US4224657A | Light assembly for positioning lift truck load-handling device | Performing Operations; Transporting | 20 | Expired |
| US4861223A | Automatic load push-pull slipsheet handler | Performing Operations; Transporting | 13 | Expired |
| US5490640A | Torque-actuated expansible shaft assembly for roll core | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4605255A | Load clamp having motor-powered screw-type clamping actuator capable of accurate positioning and high clamping force | Performing Operations; Transporting | 11 | Expired |
| US7210390B1 | Buoyancy device for personnel protective plates | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4205938A | Push-pull assembly for lift trucks | Performing Operations; Transporting | 10 | Expired |
| US4284384A | Apparatus for automatically depositing a load in a predetermined position | Performing Operations; Transporting | 9 | Expired |
| US4927320A | Automatic load push-pull slipsheet handler | Performing Operations; Transporting | 9 | Expired |
| US4008875A | Sequence valve for clamping apparatus | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4041839A | Telescopic ram | Performing Operations; Transporting | 2 | Expired |
| US10517793B2 | Cardiopulmonary compression device receiving flip-up legs | Human Necessities | 1 | Active |
| US11579128B2 | Activatable temperature indicator with time delay | Physics | 0 | Active |
| US11313730B2 | Descending and ascending temperature indicators utilizing deep eutectics | Physics | 0 | Active |
| US12235067B1 | Variable payload magazine with automatic reload feature | Performing Operations; Transporting | 0 | Active |
| US11701908B2 | Media processing devices for applying printable conductive elements | Performing Operations; Transporting | 0 | Active |
| US12387081B1 | Activatable indicator platform with RFID focus using microencapsulation | Physics | 0 | Active |
| US12422418B2 | Activatable print medium | Physics | 0 | Active |
| US12247884B2 | Customizable supplies for high temperature exposure monitoring | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.