John C. Dunn
27Patents
12h-index
30Co-inventors
81Inventor score
Filing activity: Sep 11, 1975 → Jun 29, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7536486B2 | Automatic protocol determination for portable devices supporting multiple protocols | Electricity | 57 | Expired |
| US6581388B2 | Active temperature gradient reducer | Electricity | 46 | Expired |
| US5701491A | Method and system for transitioning the network mode of a workstation | Physics | 42 | Expired |
| US6735720B1 | Method and system for recovering a failed device on a master-slave bus | Physics | 38 | Expired |
| US6484219B1 | Host-specified USB device requests | Physics | 33 | Expired |
| US5114209A | Chair insert having a contoured back support portion and a seat support portion | Human Necessities | 33 | Expired |
| US7478235B2 | Methods and systems for protecting data in USB systems | Physics | 26 | Expired |
| US6832273B2 | System and method to specify extended configuration descriptor information in USB devices | Physics | 24 | Expired |
| US4031905A | Smoking tube with check valve | Human Necessities | 19 | Expired |
| US6898654B1 | Method and system for managing bandwidth on a master-slave bus | Physics | 18 | Expired |
| US7167934B1 | Peripheral device data transfer protocol | Physics | 16 | Expired |
| US7093031B2 | Specifying extended configuration descriptor information in a USB device | Physics | 14 | Expired |
| US7886353B2 | Accessing a USB host controller security extension using a HCD proxy | Physics | 11 | Active |
| US7506219B2 | Status indicators for universal serial bus (USB) ports | Electricity | 10 | Active |
| US7912987B2 | USB devices in application server environments | Electricity | 9 | Active |
| US7257736B2 | Systems and methods for analyzing bus data | Electricity | 5 | Expired |
| US6953227B2 | High-power multi-device liquid cooling | Electricity | 5 | Expired |
| US7421625B2 | Indicating data connection and status conditions | Electricity | 4 | Active |
| US4583434A | Adjustable tool holder for lathes and the like | Emerging Cross-Sectional Technologies | 3 | Expired |
| USD921970S1 | Water pipe | General | 3 | Active |
| US7694030B2 | Automatic protocol migration when upgrading operating systems | Electricity | 1 | Active |
| US7493420B2 | Safe mode operation for portable devices supporting multiple protocols | Electricity | 1 | Active |
| US12152795B2 | Electrical interface for heat pump | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11940221B2 | Multi-stacked heat exchanger | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US8412800B2 | USB devices in application server environments | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.