Inventor
Kenneth F. Gudan
Inventor
Sunnyvale, CA, US
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Fprimary
G06FElectric digital data processing21%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes14%
B41JTypewriters7%
H01HElectric switches7%
H02JElectric power networks7%
B41MPrinting, duplicating, marking, or copying processes4%
B42CBookbinding4%
G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure4%
G03GElectrography4%
H03LAutomatic control, starting, synchronisation or stabilisation of generators of electronic oscillations or pulses4%
PatentTitleYear
10,468,917Battery charger201910,298,071DC-DC boost converter20199,680,533'Computational bluetooth tag with backscatter'20179,127,992'Wide-area pressure sensor with reduced power consumption'20159,082,105'Paper-like forms processing system and method'20158,904,197'Power management based on combined user interface and sensor inputs'20148,622,539'Two-dimensional absolute position sensor and projection control for a handheld printer'20148,623,467'Tactile printing'20148,572,695'Method for applying a physical seal authorization to documents in electronic workflows'20138,504,624'Stroke and image aggregation and analytics'20138,484,176'Multi-provider forms processing system with retry upon failure'20138,286,083'Copying documents from electronic displays'20128,155,121'Detection of physical movement for document sharing'20126,256,682'Signaling of power modes over an interface bus'2001Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2001–2015Based in Sunnyvale, CA, US· patent location history
2012–2019Patents assigned to RICOH CO LTD (13)· patent assignee history
2012–2015Patents assigned to GUDAN KENNETH F (10)· patent assignee history
2012–2015Patents assigned to BARRUS JOHN W (6)· patent assignee history
2012–2015Patents assigned to PIERSOL KURT W (6)· patent assignee history
2013–2015Patents assigned to SCHWARTZ EDWARD L (5)· patent assignee history
2017–2019Based in Menlo Park, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| RICOH CO LTD | 13 | 2012–2019 |
| GUDAN KENNETH Fself | 10 | 2012–2015 |
| BARRUS JOHN W | 6 | 2012–2015 |
| PIERSOL KURT W | 6 | 2012–2015 |
| SCHWARTZ EDWARD L | 5 | 2013–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Sunnyvale, California, US | 11 | 2001–2015 |
| Menlo Park, California, US | 3 | 2017–2019 |