Inventor

Shiming Lan

Inventor

Tokyo, JP

Overview

6→

Patents

2006–2009

Patent span

Electricity

Primary field (CPC H)

Patents· 6 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H03Mprimary

H03MCoding43%

E04CStructural elements21%

F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges21%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein7%

G09GArrangements or circuits for control of indicating devices using static means to present variable information7%

PatentTitleYear

7,602,326'Digital-to-analog converter having resistor string with ranges to reduce circuit elements'2009 7,463,177'Digital-to-analog converter with secondary resistor string'2008 7,365,670'Digital-to-analog converter'2008 7,250,889'Digital-to-analog converter with secondary resistor string'2007 7,129,877'Digital-to-analog converter with switched capacitor network'2006 7,006,027'Digital-to-analog converter with secondary resistor string'2006

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2006–2008Patents assigned to OKI ELECTRIC IND CO LTD (4)· patent assignee history

2006–2009Based in Tokyo, JP· patent location history

2008–2009Patents assigned to OKI SEMICONDUCTOR CO LTD (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
OKI ELECTRIC IND CO LTD	4	2006–2008
OKI SEMICONDUCTOR CO LTD	2	2008–2009

Locations

Location	Patents	Span
Tokyo, JP	6	2006–2009